{
 "source": "24K Labs — gold-402",
 "query": {
  "q": "facilitator",
  "section": null
 },
 "total_curated": 731,
 "matched": 73,
 "returned": 73,
 "truncated": false,
 "notice": "Complete result set for this query. Search is free and ungated.",
 "license": "CC-BY-4.0",
 "attribution": "Data: gold-402 by 24K Labs (https://24klabs.ai) — attribution required.",
 "entries": [
  {
   "name": "AgentData API",
   "url": "https://agentdata-api.com/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Real-time crypto market data. 16 pay-per-request endpoints: prices, funding rates, volatility, liquidation levels, DeFi yields, cross-exchange arbitrage, technical indicators (RSI/MACD/BB/ATR), support/resistance, sentiment, stablecoin health, historical OHLCV. Self-hosted facilitator.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/agentdata-api/"
  },
  {
   "name": "Automaton Oracle",
   "url": "https://automaton-oracle.xyz",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Sovereign crypto intelligence: real-time prices, global macro intelligence, pump.fun graduation radar, trading signals, meme generation. Self-hosted facilitator (no Coinbase CDP dependency). $0.005-$0.05 USDC on Base.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/automaton-oracle/"
  },
  {
   "name": "CryptoSignalBot",
   "url": "https://frog03-20494.wykr.es",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "x402-gated crypto volume anomaly scanner. Tokens with unusual trading volume vs 30-day average. $0.01 USDC on Ethereum via Primev facilitator.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/cryptosignalbot/"
  },
  {
   "name": "PreReason",
   "url": "https://www.prereason.com/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Financial context API. 17 pre-analyzed market briefings: BTC, macro, cross-asset regime signals. $0.01-$0.03 USDC on Base. Dual facilitator (Coinbase CDP + Dexter).",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/prereason/"
  },
  {
   "name": "Coinbase Developer Platform",
   "url": "https://coinbase.com/cloud",
   "section": "ecosystem",
   "section_label": "Ecosystem",
   "description": "Hosted facilitator service with enterprise-grade reliability and instant settlement. The primary x402 infrastructure layer.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/coinbase-developer-platform-2/"
  },
  {
   "name": "Polygon Agentic Payments",
   "url": "https://polygon.technology/payments/agentic-payments",
   "section": "ecosystem",
   "section_label": "Ecosystem",
   "description": "Near-instant finality, sub-$0.001 fees, no reorgs. Coinbase CDP facilitator with gas sponsorship and KYT compliance. USDC, USDT, non-USD stablecoins. ([Docs](https://agentic-docs.polygon.technology/general/x402/intro/))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/polygon-agentic-payments/"
  },
  {
   "name": "Coinbase CDP",
   "url": "https://docs.cdp.coinbase.com/x402",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Official facilitator on Base and Base Sepolia. Instant settlement, supports all ERC-20 tokens (not just USDC). Most widely used in the ecosystem.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/coinbase-cdp/"
  },
  {
   "name": "Stripe x402",
   "url": "https://docs.stripe.com/payments/machine/x402",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Stripe's Machine Payments infrastructure. Deposit addresses, automatic PaymentIntent capture on settlement, dashboard monitoring, webhooks. USDC on Base. ([Quickstart](https://docs.stripe.com/payments/machine/x402/quickstart))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/stripe-x402/"
  },
  {
   "name": "Cloudflare x402",
   "url": "https://developers.cloudflare.com/agents/tools/payments/x402/",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Edge computing facilitator on Base and Ethereum. Deferred settlement. Global distribution via 300+ data centers.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/cloudflare-x402-2/"
  },
  {
   "name": "Polygon x402 Facilitator",
   "url": "https://docs.polygon.technology/payment-services/agentic-payments/x402/intro",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Coinbase CDP on Polygon with gas sponsorship, automated KYT compliance screening, 1,000 free transactions/month. USDC on Polygon.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/polygon-x402-facilitator/"
  },
  {
   "name": "Stellar x402",
   "url": "https://developers.stellar.org/docs/build/agentic-payments/x402",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Official Stellar Foundation integration. Middleware for Stellar payment addresses, browser wallet support.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/stellar-x402/"
  },
  {
   "name": "AsterPay",
   "url": "https://asterpay.io",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "European x402 facilitator with EUR off-ramp via SEPA Instant. First European-focused x402 infrastructure. ElizaOS plugin available.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/asterpay/"
  },
  {
   "name": "Primev FastRPC",
   "url": "https://facilitator.primev.xyz",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Fee-free facilitator on Ethereum mainnet with sub-200ms settlement via [mev-commit](https://mev-commit.xyz) preconfirmations.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/primev-fastrpc/"
  },
  {
   "name": "Bankr x402 Cloud",
   "url": "https://bankr.bot/x402",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Hosted platform for deploying USDC-monetized pay-per-request APIs. Includes hosting, payment processing, and agent discovery indexing. Freemium (5% revenue cut). Built on Base. Launched April 2, 2026.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/bankr-x402-cloud/"
  },
  {
   "name": "Dexter DAO",
   "url": "https://github.com/Dexter-DAO/dexter-x402-sdk",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Open-source x402 facilitator and SDK. Chain-agnostic v2 with client, server, React hooks, and Express middleware.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-05-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/dexter-dao/"
  },
  {
   "name": "Ultravioleta DAO",
   "url": "https://facilitator.ultravioletadao.xyz",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Multi-chain hosted facilitator supporting 33+ networks including EVM, Solana, NEAR, Stellar, Algorand, and Sui. REST API with chain-specific settlement routing.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-05-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/ultravioleta-dao/"
  },
  {
   "name": "BNB Chain Pieverse",
   "url": "https://www.pieverse.io",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "BNB Chain x402 facilitator using pieUSD (a 1:1 USDT wrapper) to enable EIP-3009 gasless payments on BNB. Generates jurisdiction-compliant receipts immutably stored on BNB Greenfield for audit purposes. ([x402b GitHub](https://github.com/Pieverse-Eng/x402b))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/bnb-chain-pieverse/"
  },
  {
   "name": "MERX x402 for TRON",
   "url": "https://x402.merx.exchange",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "First TRON facilitator. USDT, USDC, USDD on TRON mainnet. Sub-3-second confirmation. [Express middleware](https://npmjs.com/package/merx-x402).",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/merx-x402-for-tron/"
  },
  {
   "name": "XRPL / t54.ai Facilitator",
   "url": "https://xrpl-x402.t54.ai/",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "x402 facilitator for XRP Ledger by t54.ai, supporting native XRP and RLUSD payments. Handles on-chain verification and settlement for autonomous agent transactions without requiring API keys or custodial wallets.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/xrpl-t54-ai-facilitator/"
  },
  {
   "name": "x402 Sponsor Relay",
   "url": "https://github.com/aibtcdev/x402-sponsor-relay",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "x402 sponsor relay for AI on Bitcoin (aibtcdev). Agents access gated endpoints without managing their own wallets — relay sponsors on their behalf. ([aibtc.dev](https://aibtc.dev))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/x402-sponsor-relay/"
  },
  {
   "name": "Satoshi Facilitator",
   "url": "https://bitcoinsapi.com",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Independent facilitator for Bitcoin-focused pay-per-call services. Base, Base Sepolia, Solana Mainnet, Solana Devnet. [Supported networks](https://facilitator.bitcoinsapi.com/supported)",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/satoshi-facilitator/"
  },
  {
   "name": "x402-sovereign",
   "url": "https://github.com/dhaiwat10/x402-sovereign",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Self-hosted x402 facilitator. Full control over payment verification and settlement. 63★",
   "last_knock": "2026-08-21",
   "first_listed": "2026-06-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/x402-sovereign/"
  },
  {
   "name": "qntx/facilitator",
   "url": "https://github.com/qntx/facilitator",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Production-ready x402 facilitator server by qntx. Docker-deployable, multi-chain. 148★",
   "last_knock": "2026-08-21",
   "first_listed": "2026-06-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/qntx-facilitator/"
  },
  {
   "name": "OpenZeppelin Relayer x402 Plugin",
   "url": "https://github.com/openzeppelin/relayer-plugin-x402-facilitator",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "x402 facilitator plugin for OpenZeppelin Relayer. Enterprise-grade access control and gas management. 3★",
   "last_knock": "2026-08-21",
   "first_listed": "2026-06-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/openzeppelin-relayer-x402-plugin/"
  },
  {
   "name": "x402-rs Facilitator",
   "url": "https://github.com/x402-rs/x402-rs#facilitator",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Production-grade Rust self-hosted facilitator. Docker deployment, multi-chain config, REST API (`/verify`, `/settle`).",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/x402-rs-facilitator/"
  },
  {
   "name": "@facilitator/eip7702",
   "url": "https://github.com/melonask/facilitator",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Supports all EVM blockchains (BNB, Polygon, etc.), all tokens (USDT, DAI, WBTC, etc.), and native coins (POL, AVAX, etc.).",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/facilitator-eip7702/"
  },
  {
   "name": "nero-x402",
   "url": "https://github.com/nerochain/nero-x402",
   "section": "frameworks",
   "section_label": "Frameworks & Middleware",
   "description": "First Account Abstraction-native x402 stack on NERO Chain. Facilitator, SDK, and audited AA contracts for gasless agent payments. 47★",
   "last_knock": "2026-08-21",
   "first_listed": "2026-06-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/nero-x402/"
  },
  {
   "name": "Cloudflare Agents SDK v0.4.0",
   "url": "https://developers.cloudflare.com/agents/",
   "section": "frameworks",
   "section_label": "Frameworks & Middleware",
   "description": "x402 v2 migration support: `ClientEvmSigner` type, auto-selection from payment requirements, dual-header support (v2 `PAYMENT-SIGNATURE` + v1 `X-PAYMENT`), lazy facilitator initialization.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/cloudflare-agents-sdk-v0-4-0/"
  },
  {
   "name": "x402-rs",
   "url": "https://github.com/x402-rs/x402-rs",
   "section": "sdks",
   "section_label": "SDKs & Libraries",
   "description": "Production-grade Rust implementation. Axum middleware, reqwest client wrapper, self-hostable facilitator, multi-chain support.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/x402-rs/"
  },
  {
   "name": "Dune Analytics x402",
   "url": "https://dune.com/x402",
   "section": "tools",
   "section_label": "Tools & Utilities",
   "description": "On-chain metrics: transaction volumes, chain-by-chain analytics, facilitator comparison, revenue/fee metrics.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/dune-analytics-x402/"
  },
  {
   "name": "LearnAI x402 Course",
   "url": "https://www.uselearnai.com/course/x402-protocol",
   "section": "learning",
   "section_label": "Learning Resources",
   "description": "Interactive AI-guided course covering the x402 payment flow, EIP-3009 gasless transfers, facilitator setup (Coinbase CDP, Cloudflare), middleware integration (Express, Next.js, FastAPI), and AI agent-to-agent payments. Free, no account required.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/learnai-x402-course/"
  },
  {
   "name": "Tangle Network: x402 Production Runway",
   "url": "https://dev.to/tangle_network/series/37294",
   "section": "learning",
   "section_label": "Learning Resources",
   "description": "Multi-part series: x402 in Rust, the facilitator trust problem, decentralized verification.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/tangle-network-x402-production-runway/"
  },
  {
   "name": "awesome-molt-ecosystem",
   "url": "https://github.com/eltociear/awesome-molt-ecosystem",
   "section": "learning",
   "section_label": "Learning Resources",
   "description": "200+ AI agent platforms with x402 economy analysis. Tracks 9 x402 tools, facilitator comparison, revenue data, platform ratings.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/awesome-molt-ecosystem/"
  },
  {
   "name": "Payment Verification Guide",
   "url": "https://github.com/x402-foundation/x402/blob/main/SECURITY.md",
   "section": "security",
   "section_label": "Security",
   "description": "Proper payment verification: facilitator trust models, on-chain verification fallbacks, amount and recipient validation.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/payment-verification-guide/"
  },
  {
   "name": "WebberSites x402 Data API",
   "url": "https://x402.webbersites.com",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "41 pay-per-call endpoints for AI agents: web scraping, document extraction, whole-site SEO audits, brand-kit/logo/site generation, DNS and email intelligence, crypto data, wallet-owned persistent Agent Datastore, and a free machine message board. $0.001-$0.009 USDC on Base via CDP facilitator. MCP server: `npx webbersites-x402-mcp`. ([OpenAPI](https://api.webbersites.com/openapi.json)) ([GitHub](https://github.com/webberdesign/api.webbersites.com))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-07-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/webbersites-x402-data-api/"
  },
  {
   "name": "NodeFlare",
   "url": "https://nodeflare.app/docs/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Pay-per-request JSON-RPC on 23 EVM chains (including Robinhood Chain, Plasma, Ink and Zircuit) served from self-operated bare-metal nodes in 5 regions, priced by compute units from $0.001 per call with eth_getLogs/trace/debug included, USDC on Base via the CDP facilitator.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-07-10",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/nodeflare/"
  },
  {
   "name": "agenteconomy.to",
   "url": "https://agenteconomy.to",
   "section": "market-data",
   "section_label": "Market Data",
   "description": "Real-time dashboard tracking the agentic economy across x402, ERC-8004, ERC-8183, and MPP protocols on 8 chains. Aggregated event counter, chain distribution, facilitator share, time-series charts. Refreshes every 6 hours.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/agenteconomy-to-2/"
  },
  {
   "name": "Dune Analytics x402",
   "url": "https://dune.com/x402",
   "section": "market-data",
   "section_label": "Market Data",
   "description": "Comprehensive on-chain metrics: transaction volumes, chain analytics, facilitator comparison, revenue/fee metrics.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-04-27",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/dune-analytics-x402-2/"
  },
  {
   "name": "NEAR x402 Facilitator",
   "url": "https://x402.mikedotexe.com/",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Open-source, API-key-gated facilitator for exact Circle USDC payments on NEAR and Base. It sponsors relayer gas and persists settlements for recovery. [Source](https://github.com/fastnear/x402-near-facilitator) and sanitized paid-flow evidence for [NEAR](https://github.com/fastnear/x402-near-facilitator/blob/main/docs/evidence/2026-07-26-v041-near-mainnet-canary.md) and [Base](https://github.com/fastnear/x402-near-facilitator/blob/main/docs/evidence/2026-07-26-v041-base-mainnet-canary.md).",
   "last_knock": "2026-08-21",
   "first_listed": "2026-07-28",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/near-x402-facilitator/"
  },
  {
   "name": "GBLIN Protocol",
   "url": "https://gblin.digital/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Treasury and risk data for a NAV-backed basket token on Base (cbBTC/WETH/USDC) with an automated on-chain crash-response policy. 7 endpoints: NAV and basket state, market risk regime attestation, MEV-safe swap quotes, wallet treasury health, and just-in-time redemption calldata to convert holdings to USDC when an invoice arrives. $0.001-$0.005 USDC on Base via the Coinbase CDP facilitator. ([x402](https://gblin.digital/.well-known/x402)) ([MCP](https://www.npmjs.com/package/@gblin-protocol/mcp-server))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-07-31",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/gblin-protocol/"
  },
  {
   "name": "ArisPay",
   "url": "https://facilitator.arispay.app",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "Free, public x402 facilitator on Base mainnet with USDC and EURC settlement. Open /verify and /settle, no API key or signup. Machine-readable fee policy and discovery at [/supported](https://facilitator.arispay.app/supported) and [/facilitator](https://facilitator.arispay.app/facilitator).",
   "last_knock": "2026-08-21",
   "first_listed": "2026-07-31",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/arispay/"
  },
  {
   "name": "OyaPicks",
   "url": "https://oyapicks.app/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Cross-venue prediction market data for AI agents: 11 endpoints covering keyword market search, single-market lookup, probability movers, 24h volume spikes, cross-venue arbitrage gaps between Polymarket and Alpha Arcade, markets closing within 48 hours, newly listed markets, resolutions with winning outcomes, price history, and the complete live Alpha Arcade catalog in one call with per-outcome prices and Algorand application IDs. $0.01–$0.25 USDC on Base via the CDP facilitator and Algorand via GoPlausible. Example: `GET /api/x402/single-market?q=fed`. ([Manifest](https://oyapicks.app/.well-known/x402)) ([OpenAPI](https://oyapicks.app/openapi.json)) ([llms.txt](https://oyapicks.app/llms.txt))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-08-07",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/oyapicks/"
  },
  {
   "name": "IBANforge",
   "url": "https://ibanforge.com",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Pre-payout IBAN screening: validation + issuing-bank identification against 6 national bank registers (CH/LI, DE, AT, BE, FI), Swiss clearing incl. QR-IID resolution, bank-level sanctions, SEPA + VoP reachability. 121k+ BICs, 89 IBAN countries. $0.002-$0.02 USDC on Base (CDP facilitator). MCP: `npx -y ibanforge-mcp`. ([OpenAPI](https://api.ibanforge.com/openapi.json), [x402 discovery](https://api.ibanforge.com/.well-known/x402))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-08-06",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/ibanforge/"
  },
  {
   "name": "BlinkCodes",
   "url": "https://blinkcodes.com/api/v1",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Storefront selling real-world digital goods to agents: gift card codes (Steam, Razer Gold, PSN, Apple), game top-ups, travel eSIMs, and rentable phone numbers for SMS. `POST /api/v1/buy {\"email\":\"you@example.com\",\"product_type\":\"giftcard\",\"product_id\":187,\"item_id\":1195}` answers 402 priced per catalog item; replay with `X-PAYMENT` delivers the code. From $0.10 USDC on Base via CDP facilitator. ([llms.txt](https://blinkcodes.com/llms.txt)) ([OpenAPI](https://blinkcodes.com/openapi.json))",
   "last_knock": "2026-08-28",
   "first_listed": "2026-08-11",
   "last_checked": "2026-08-28",
   "listing": "https://24klabs.ai/listing/blinkcodes/"
  },
  {
   "name": "Circadian",
   "url": "https://circadian-agent.com/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Web data extraction for agents, run as a disclosed autonomous AI-agent business: page-to-Markdown with metadata ($0.01), structured page metadata — OpenGraph, Twitter card, JSON-LD, feeds, canonical ($0.005), and a researched cited 500-800 word technical brief ($3.00). USDC on Base via the PayAI facilitator. ([Manifest](https://circadian-agent.com/.well-known/x402.json))",
   "last_knock": "2026-08-21",
   "first_listed": "2026-08-15",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/circadian/"
  },
  {
   "name": "Forge Attestation",
   "url": "https://forgesignals.org/.well-known/forge-attestation",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Signed third-party evidence records for x402 transactions, where every claim is labelled `witnessed` or `asserted`: witnessed means Forge observed it directly, either probing what the endpoint advertised at that moment or checking a Base settlement transaction against that advertised price and payee; asserted means a party stated it and Forge only notarised the statement. A response hash submitted after the call is classed asserted and the spec states it is not proof of delivery; consistency and conformance are declared supported, correctness not supported by any third-party witness including this one. Ed25519, verifiable offline from the published key, every claim carrying a `falsifiable_by` field; response bodies are never transmitted or stored, hashes only. $0.02 USDC per attestation on Base via the Coinbase CDP facilitator; retrieval, hosted verification and the spec are free. Example: `POST /attest {\"url\":\"https://example.com/paid-api\"}` with optional `settlement_tx`, `response_sha256`, `request_nonce`. Free: `POST /attestations/verify`, `GET /attestations/:id`.",
   "last_knock": "2026-08-21",
   "first_listed": "2026-08-20",
   "last_checked": "2026-08-21",
   "listing": "https://24klabs.ai/listing/forge-attestation/"
  },
  {
   "name": "TaskMarket Data API",
   "url": "https://site-wine-nu-93.vercel.app/api/tm_list_tasks",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Read-only TaskMarket bounty-market data for AI agents: list open tasks (rewards, deadlines, submission demand), full task details by ID, per-task submissions. $0.001/call USDC on Base via x402 v1 exact scheme (EIP-3009) — real on-chain enforcement through the non-custodial xpay facilitator, no CDP key needed. Unpaid requests get a spec-compliant 402 with payment terms. Built by Autonomy Labs, an autonomous AI agent. ([Discovery](https://site-wine-nu-93.vercel.app/.well-known/x402)) ([llms.txt](https://site-wine-nu-93.vercel.app/llms.txt)) ([GitHub](https://github.com/Autonomy-Labs-Tech/taskmarket-mcp))",
   "last_knock": null,
   "first_listed": "2026-08-24",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/taskmarket-data-api/"
  },
  {
   "name": "Verdoc",
   "url": "https://verdoc.dev/agents-md?repo=octocat/Hello-World",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Deterministic AGENTS.md generator for public GitHub repositories: build and test commands quoted from the repo's own manifests, each tagged with the file it came from, no language model involved — the same commit always returns the same file. `GET /agents-md?repo=owner/name` — $0.02 USDC on Base, Polygon or Arbitrum via CDP facilitator.",
   "last_knock": null,
   "first_listed": "2026-08-24",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/verdoc/"
  },
  {
   "name": "feeless402",
   "url": "https://pypi.org/project/feeless402/",
   "section": "sdks",
   "section_label": "SDKs & Libraries",
   "description": "Client and merchant server for x402 over the Nano (XNO) rail: CLI pays any x402 v2 endpoint, FastAPI merchant verifies and self-settles without a facilitator (Nano has no gas), includes a read-only remote MCP server. ([GitHub](https://github.com/Feeless402/feeless402))",
   "last_knock": null,
   "first_listed": "2026-08-24",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/feeless402-2/"
  },
  {
   "name": "Fetchgate",
   "url": "https://fetchgate.dev/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Agent-facing storefront + web-reader API on Cloudflare Workers. Pay-per-call URL-to-Markdown/metadata extraction ($0.001-$0.002 USDC on Base) plus a full x402 storefront selling agent-builder datasets (x402 facilitator/service registry, MCP server registry snapshot, prompt-injection test corpus, eval harness) $7-$39, ending in a signed download URL. PayAI facilitator. ([MCP](https://fetchgate.dev/mcp)) ([OpenAPI](https://fetchgate.dev/openapi.json)) ([llms.txt](https://fetchgate.dev/llms.txt))",
   "last_knock": "2026-08-28",
   "first_listed": "2026-08-28",
   "last_checked": "2026-08-28",
   "listing": "https://24klabs.ai/listing/fetchgate/"
  },
  {
   "name": "Saylor Watchdog",
   "url": "https://saylorinnovations.com/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Solana token intelligence: price/liquidity spread across two independent sources, security flags (mint/freeze authority, LP-lock %, top-10 holder concentration), full holder lists, wallet risk scoring, narrative classification, and new-pool scanning. $0.001-$0.01 USDC on Solana (self-verified settlement, no facilitator) or Base via CDP/PayAI facilitator. Example: `GET /api/price/EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v`. ([OpenAPI](https://saylorinnovations.com/openapi.json)) ([Free samples](https://saylorinnovations.com/api/sample/price))",
   "last_knock": "2026-08-28",
   "first_listed": "2026-08-28",
   "last_checked": "2026-08-28",
   "listing": "https://24klabs.ai/listing/saylor-watchdog/"
  },
  {
   "name": "csno",
   "url": "https://csno.cc/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Provably-fair coinflip, dice, and European roulette for agents: `POST /api/csno/chips` answers 402 ($0.10 for 1,000 chips, $1.00 for 10,000, USDC on Base via the CDP facilitator), rounds are then free and settle off-chain in milliseconds, and cash-out returns USDC on-chain with the house paying gas in both directions; each round publishes sha256(server_seed) before play and reveals the seed in the result, so any outcome can be re-derived by the caller or via `GET /api/csno/verify/{bet_id}`. ([skill.md](https://csno.cc/skill.md)) ([OpenAPI](https://csno.cc/openapi.json)) ([MCP](https://csno.cc/api/mcp))",
   "last_knock": "2026-08-28",
   "first_listed": "2026-08-28",
   "last_checked": "2026-08-28",
   "listing": "https://24klabs.ai/listing/csno/"
  },
  {
   "name": "solana-x402",
   "url": "https://github.com/SaylorInnovations/solana-x402",
   "section": "sdks",
   "section_label": "SDKs & Libraries",
   "description": "Zero-dependency x402 resource server for Solana. Self-verified settlement (USDC/USDT/native SOL) with no facilitator or fee; optional CDP and/or PayAI facilitator settlement layered on for Base and stock x402 clients, with resources carrying an `outputSchema` automatically marked discoverable in the CDP Bazaar. MIT.",
   "last_knock": "2026-08-28",
   "first_listed": "2026-08-28",
   "last_checked": "2026-08-28",
   "listing": "https://24klabs.ai/listing/solana-x402/"
  },
  {
   "name": "RGX",
   "url": "https://rgx.tail817c3b.ts.net",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Snap Router: task-to-tool selection over the merged x402 Bazaar and MCP Registry catalog (16k+ entries), one pass, no LLM call, $0.003 USDC. Example: `POST /v1/snap?x402force=1 {\"task\":\"check a base token for honeypot\",\"k\":4}`. Pricing-Truth: real tradeable depth vs headline TVL, depth-weighted multi-pool price corroboration, and a live buy-then-sell honeypot/transfer-tax check for tokens on Base, Ethereum, and Arbitrum, $0.005-$0.04 USDC. Example: `GET /v1/base/token/0x532f27101965dd16442E59d40670FaF5eBB142E4/report?x402force=1`. Free tier, CDP facilitator. ([Manifest](https://rgx.tail817c3b.ts.net/.well-known/x402)) ([OpenAPI](https://rgx.tail817c3b.ts.net/openapi.json)) ([llms.txt](https://rgx.tail817c3b.ts.net/llms.txt)) ([MCP](https://pypi.org/project/rgx-mcp/))",
   "last_knock": null,
   "first_listed": "2026-09-03",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/rgx/"
  },
  {
   "name": "WickedAPI x402 Paywall",
   "url": "https://paywall.wickedapi.com",
   "section": "ecosystem",
   "section_label": "Ecosystem",
   "description": "Multi-tenant x402 paywall-as-a-service on Base mainnet via the Coinbase CDP facilitator. Self-serve signup, REST API to set price/network/payout wallet and forward to a real backend, live settlement views. Example: `GET https://paywall.wickedapi.com/wickedapi/weather` returns a live 402. ([OpenAPI](https://paywall-admin.wickedapi.com/openapi.json), [Cookbook](https://paywall.wickedapi.com/cookbook.html))",
   "last_knock": null,
   "first_listed": "2026-09-05",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/wickedapi-x402-paywall/"
  },
  {
   "name": "url2md",
   "url": "https://url2md.io/v1/md?url=https%3A%2F%2Fexample.com",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "PDFs and x402-tolled pages, returned as clean Markdown. When the target page answers 402 with x402 terms, url2md pays that toll for the caller, quoted at the toll plus 25% and capped at $0.05. JavaScript-rendered pages and ordinary HTML go through the same conversion engine. Follows robots.txt per RFC 9309. $0.005 USDC on Base via the Coinbase CDP facilitator. Example: `GET /v1/md?url=https://example.com` or `POST /v1/md {\"url\":\"https://example.com\"}`. The origin is paid only after the caller's own payment has settled. ([OpenAPI](https://url2md.io/openapi.json)) ([MCP server](https://www.npmjs.com/package/@url2md-io/mcp)) ([llms.txt](https://url2md.io/llms.txt))",
   "last_knock": null,
   "first_listed": "2026-09-08",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/url2md/"
  },
  {
   "name": "Venture Reader",
   "url": "https://api.venturebot.party/extract",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Extracts one public web page to clean Markdown for LLM pipelines using Mozilla Readability and Turndown with GFM tables, $0.01 USDC per call on Base verified on-chain with no facilitator, and no charge for failed extracts; operated as a disclosed autonomous AI-agent business. Example: `GET /extract?url=https://example.com`. ([Manifest](https://api.venturebot.party/.well-known/x402.json)) ([OpenAPI](https://api.venturebot.party/openapi.json))",
   "last_knock": null,
   "first_listed": "2026-09-08",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/venture-reader/"
  },
  {
   "name": "Kael Ecosystem Pulse",
   "url": "https://kael-ecosystem-pulse.onrender.com/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Paid 24h Solana ecosystem digest for agents via x402 Exact SVM USDC on Solana mainnet (PayAI facilitator): full pulse $0.10, headlines $0.02, delta $0.08, evidence $0.05; free sample and tip-jar metadata. Informational synthesis only — not financial advice or trading signals. Example: `GET /v1/pulse?ecosystem=solana&window=24h`. ([llms.txt](https://kael-ecosystem-pulse.onrender.com/llms.txt) | [Sample](https://kael-ecosystem-pulse.onrender.com/v1/pulse/sample) | [Tip](https://kael-ecosystem-pulse.onrender.com/tip))",
   "last_knock": null,
   "first_listed": "2026-09-12",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/kael-ecosystem-pulse/"
  },
  {
   "name": "4yearcycle data catalog",
   "url": "https://4yearcycle.com/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Twelve pay-per-call data endpoints for agents covering EU tenders (TED) and grants (CORDIS), crypto derivatives, DeFi yields, ERC-20 token safety, gas, ECB FX rates, German weather (DWD), live flights, news headlines, Bitcoin on-chain state and web search, $0.005–$0.02 USDC on Base mainnet via the Coinbase CDP facilitator with no API key or account. Example: `GET https://4yearcycle.com/x402/fx-rates?base=USD&symbols=EUR,GBP,JPY`. ([OpenAPI](https://4yearcycle.com/openapi.json)) ([Manifest](https://4yearcycle.com/.well-known/x402)) ([Site](https://4yearcycle.com/x402/))",
   "last_knock": null,
   "first_listed": "2026-09-19",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/4yearcycle-data-catalog/"
  },
  {
   "name": "MadeOnSol",
   "url": "https://madeonsol.com/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Solana KOL trade feeds, deployer reputation, token risk/buyer-quality scoring, and wallet PnL for AI agents, $0.005-$0.02 USDC on Solana with self-verified settlement (no facilitator); manifest lists all 25 endpoints. Example: `GET /api/x402/token/{mint}`.",
   "last_knock": null,
   "first_listed": "2026-09-19",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/madeonsol/"
  },
  {
   "name": "X402 Git",
   "url": "https://x402git.com",
   "section": "ecosystem",
   "section_label": "Ecosystem",
   "description": "Sells paid access to private git repositories (agent skills, harnesses, libraries) over x402 v2, USDC on Base, settled through the CDP facilitator; the manifest (file tree, languages, licence, security scan, release log) is public before payment and the code is private until settlement, every listing is its own 402 endpoint declaring the `bazaar` extension, and creators publish headlessly through an API with a buy-side MCP server for agents. ([Discovery](https://x402git.com/.well-known/x402), [OpenAPI](https://x402git.com/openapi.json))",
   "last_knock": null,
   "first_listed": "2026-09-19",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/x402-git/"
  },
  {
   "name": "Ardaro Purchase Document Review",
   "url": "https://agents.getardaro.com/mcp/documents",
   "section": "mcp-servers",
   "section_label": "MCP Servers",
   "description": "Remote MCP server with five tools for receipt extraction, invoice-to-PO matching, and receipt/invoice/purchase-order reconciliation; advisory only, requires human review, does not persist source documents. $0.25–$0.50 USDC per call on Base via the PayAI facilitator. ([Discovery](https://agents.getardaro.com/.well-known/mcp.json)) ([OpenAPI](https://agents.getardaro.com/openapi.json))",
   "last_knock": null,
   "first_listed": "2026-09-23",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/ardaro-purchase-document-review/"
  },
  {
   "name": "TrollBridge",
   "url": "https://mini-tollbooth.onrender.com/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "101 pay-per-call intel lanes for AI agents on Base and Solana ($0.005–$30, most at $0.02–$0.10, USDC via x402 v2, CDP facilitator), covering bounty boards, verdicts, token and contract safety screens, and DeFi data. Example: `GET /gas?network=base`. [OpenAPI](https://mini-tollbooth.onrender.com/openapi.json) · [Manifest](https://mini-tollbooth.onrender.com/.well-known/x402) · [MCP](https://trollbridge-mcp-http.onrender.com) · [GitHub](https://github.com/eric-tijerina/mini-tollbooth)",
   "last_knock": null,
   "first_listed": "2026-09-30",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/trollbridge/"
  },
  {
   "name": "@x402nano/exact",
   "url": "https://www.npmjs.com/package/@x402nano/exact",
   "section": "sdks",
   "section_label": "SDKs & Libraries",
   "description": "Exact-scheme implementation for fixed-amount Nano (XNO) payments over x402 (registry.npmjs.org/@x402nano/exact, v0.3.0). No facilitator fee; settlement is the single Nano block.",
   "last_knock": null,
   "first_listed": "2026-09-25",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/x402nano-exact/"
  },
  {
   "name": "pursekeeper/x402-nano-exact",
   "url": "https://github.com/pursekeeper/x402-nano-exact",
   "section": "sdks",
   "section_label": "SDKs & Libraries",
   "description": "Python implementation of the x402 exact scheme for Nano (XNO): the 402 handshake with exact fixed-amount math, settling face-to-face on the Nano ledger with no facilitator or gas.",
   "last_knock": null,
   "first_listed": "2026-09-25",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/pursekeeper-x402-nano-exact/"
  },
  {
   "name": "Hermes Commerce",
   "url": "https://agent.kihustle.tech/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Public-site checks sold as 27 POST jobs: Impressum, DSGVO, BFSG, cookie, Preisangaben and Widerruf signals for DE/AT/CH, plus AEO and agent-readiness audits, site-watch and URL preflight, $0.01–$1.50 USDC per call on Base mainnet (eip155:8453) via x402 v2 and the CDP facilitator. Example: `POST /services/url-preflight/jobs {\"url\":\"https://example.com\"}`. ([OpenAPI](https://agent.kihustle.tech/openapi.json)) ([llms.txt](https://agent.kihustle.tech/llms.txt)) ([Catalog](https://agent.kihustle.tech/promo/catalog.json))",
   "last_knock": null,
   "first_listed": "2026-10-02",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/hermes-commerce/"
  },
  {
   "name": "QRCode.Pub Agent Tools",
   "url": "https://qrcode.pub/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Three pay-per-call GET endpoints on Cloudflare Workers: QR code image as PNG or SVG for any text or link ($0.005), public web page to title, clean Markdown and links ($0.01), and page metadata — OpenGraph, Twitter card, icons, JSON-LD ($0.005). USDC on Base via the PayAI facilitator, no account or API key, 4xx answers are not billed. Example: `GET /x402/qr?data=https://example.com&size=300&format=png`. ([OpenAPI](https://qrcode.pub/openapi.json)) ([Docs](https://qrcode.pub/qr-code-api#x402))",
   "last_knock": null,
   "first_listed": "2026-10-04",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/qrcode-pub-agent-tools/"
  },
  {
   "name": "dual-rail",
   "url": "https://github.com/dhyabi2/dual-rail",
   "section": "sdks",
   "section_label": "SDKs & Libraries",
   "description": "Python and Node acceptor that adds a Nano (XNO) settlement leg beside an existing USDC x402 rail: a 402 that names an XNO address and amount is settled against a Nano node, anything else falls through to the existing facilitator.",
   "last_knock": null,
   "first_listed": "2026-10-03",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/dual-rail/"
  },
  {
   "name": "Instant Expert",
   "url": "https://instant.expert/api/x402/asks",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Pay per question for a written or voice answer from a real professional the agent names (name and company, email or LinkedIn URL) or the best match for a description, from $40 USDC on Base via x402 v2 and the CDP facilitator, refunded in full if nobody answers within 7 days. Example: `POST /api/x402/asks {\"query\":\"a VP of Sales at a Series A fintech\",\"question\":\"What is the first metric you check when a new sales rep ramps slowly?\",\"offer_cents\":3200}`. ([Docs](https://instant.expert/docs/x402)) ([Manifest](https://instant.expert/.well-known/x402))",
   "last_knock": null,
   "first_listed": "2026-10-09",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/instant-expert/"
  },
  {
   "name": "X Pay",
   "url": "https://facilitator-xpay.llc/supported",
   "section": "facilitators",
   "section_label": "Facilitators",
   "description": "API-key-gated x402 v2 facilitator for exact USDC payments on Base mainnet via EIP-3009 transferWithAuthorization. Capabilities are public; a merchant API key is required for POST /verify and POST /settle (X-API-Key or Authorization: Bearer). [Website](https://x-pay.llc/) · [Integration guide](https://facilitator-xpay.llc/docs).",
   "last_knock": null,
   "first_listed": "2026-10-08",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/x-pay/"
  },
  {
   "name": "Automaton-Sovereign",
   "url": "https://api.automatonsvrn.xyz/.well-known/x402",
   "section": "security",
   "section_label": "Security",
   "description": "Pre-flight safety checks for Base before an agent signs: EVM bytecode analysis with honeypot and mint-backdoor detection (`GET /v2/security/scan?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913`, $0.001), ERC-20 allowance and unlimited-approval drain risk (`POST /v2/token/approval-risk`, $0.01, body `{\"token\":\"0x…\",\"owner\":\"0x…\"}`), unsigned-transaction simulation with anti-revert check (`POST /v2/firewall/simulate-tx`, $0.02, body `{\"targetContract\":\"0x…\",\"calldata\":\"0x…\"}`), Base pool depth and liquidity telemetry, signed oracles and attestations — 18 paid routes (17 RPC + 1 SSE stream), $0.001–$0.05 USDC per call on Base mainnet via x402 v2 `exact`/EIP-3009, caller-bound and gasless for the buyer through the Coinbase CDP facilitator; no account, no API key, no ETH needed. A free probe validates any other service's 402 challenge before an agent signs: `GET /v1/x402-conformance?url=` (9 named checks, no payment). MCP server with 20 tools at `/mcp` and official Agent Kit SDK. ([Manifest](https://api.automatonsvrn.xyz/.well-known/x402)) ([OpenAPI](https://api.automatonsvrn.xyz/openapi.json)) ([llms.txt](https://api.automatonsvrn.xyz/llms.txt)) ([Agent Kit](https://github.com/baianomarceloeduardo-jpg/automaton-agent-kit))",
   "last_knock": null,
   "first_listed": "2026-10-10",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/automaton-sovereign/"
  },
  {
   "name": "exhibit402",
   "url": "https://exhibit402.dylan-caponi.workers.dev/.well-known/x402",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Dual-cloud evidence capture: two independently hosted, pinned-image browsers (Google Cloud us-west2, Fly.io lax) load a URL at one shared frozen timestamp; byte-identical screenshots are CERTIFIED, divergent ones are WITNESSED with the exact pixel-agreement percentage and a diff map. Every certificate carries a signed manifest, an RFC 3161 timestamp from an independent authority, and a canonical screenshot stored permanently on Arweave (SHA-256 + IPFS CIDv1); an ERC-721 certificate mints to the paying wallet on Base from a contract with no setter, burn, or upgrade path. $1.00 fullpage, $0.50 viewport, $0.02 to re-verify an existing certificate against Arweave and the chain. USDC on Base via the CDP facilitator. Example: `POST https://exhibit402.dylan-caponi.workers.dev/capture {\"url\":\"https://en.wikipedia.org/wiki/SHA-2\",\"mode\":\"viewport\"}`. ([OpenAPI](https://exhibit402.dylan-caponi.workers.dev/openapi.json)) ([llms.txt](https://exhibit402.dylan-caponi.workers.dev/llms.txt))",
   "last_knock": null,
   "first_listed": "2026-10-13",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/exhibit402/"
  },
  {
   "name": "UTA Trust API",
   "url": "https://uta-trust-api.eddyflores100.workers.dev/.well-known/x402.json",
   "section": "apis",
   "section_label": "APIs & Services",
   "description": "Agent trust verification as a paid x402 resource: validates one Agent Trust Card (ATC/1.0) with real Ed25519 verification over the JCS-canonicalized card subtree (pinned anchors, two-sided validity window) and returns per-stage results plus a risk band. $0.01 USDC per verify ($0.08 for a 1-10 card batch) on Base mainnet (eip155:8453; Base Sepolia eip155:84532 kept for testing) via x402 v2 exact with EIP-3009 gasless settlement (mainnet: PayAI facilitator; testnet: x402.org); a call without payment gets a fail-closed 402 carrying the full challenge. Example: `POST https://uta-trust-api.eddyflores100.workers.dev/v1/trust/verify` with `{\"card\":{...}}` — the same URL without X-PAYMENT answers the live 402; v2 manifest and self-description at [/v1](https://uta-trust-api.eddyflores100.workers.dev/v1). ([OpenAPI](https://uta-trust-api.eddyflores100.workers.dev/openapi.json)) ([MCP](https://uta-trust-api.eddyflores100.workers.dev/mcp)) ([GitHub](https://github.com/alicelabs-llc/universal-trust-adapter))",
   "last_knock": null,
   "first_listed": "2026-10-14",
   "last_checked": null,
   "listing": "https://24klabs.ai/listing/uta-trust-api/"
  }
 ]
}