◆ 24K LABS
THE GOLD‑402 INDEX
07 Tools & Utilities 39
Small sharp things that do one job. Scanners, converters, inspectors, CLIs. The shelf with the shortest half-life, because a weekend tool is the easiest thing in the world to stop paying for.
— a workbench —
39 of 731 curated services sit on this shelf. 34 carry a dated knock; most recent . 3 currently answer nothing. A knock is one HTTP request that got an answer — not a delivery test. Read a stamp as reachable and speaks the protocol, never as worth the money.
- 24K Labs GitHub Action Automated AI code review on every PR.
- Agent Café x402 developer service with published API documentation.
- Agent Forensics Agent cost observability for Claude Code.
- agenteconomy.to Real-time dashboard tracking agentic economy across x402, ERC-8004, ERC-8183, and MPP protocols on 8 chains.
- AgentIndex Unified search across 15,000+ MCP services, A2A agents, and x402 APIs from 5 registries (Smithery, official…
- AI Code Review API — Testnet only (Base Sepolia, test USDC).
- Animica x402 Index — Full-text search over ~18,000 machine-payable services indexed from their own 402 challenges (descriptions,…
- AWS CloudFront x402 content monetization sample AWS-published reference implementation for monetizing content behind CloudFront and WAF using x402 and USDC…
- Base Sepolia Bridge Bridge test ETH to Base Sepolia.
- Base Sepolia Testnet Primary testnet for x402 development.
- Base Sepolia USDC Faucet Get test USDC for development.
- BlockRun AI Gateway + Service Directory.
- bridgenode CLI for x402-paid LLM inference on Solana: chat completions + model listing with automatic USDC payment.
- Cinderwright Discovery Hub x402 service search engine.
- ClawRouter Agent-native LLM router.
- Dune Analytics x402 On-chain metrics: transaction volumes, chain-by-chain analytics, facilitator comparison, revenue/fee metrics.
- key0 Commercial gateway for AI agents.
- mcpc Universal CLI client for MCP by Apify.
- nohumans.directory — Directory of paid x402 APIs and datasets with continuous 402 probing plus paid delivery verification: 550 e…
- Obol GitHub Actions CI/CD Obol generates GitHub Actions CI/CD pipelines via x402.
- OpenClaw Discovery Index x402-gated search engine for 13,000+ x402-enabled APIs indexed from CDP Bazaar.
- portal-tunnel Publishes localhost services to the agentic web through self-hostable, trustless tunnels with x402 payment…
- Red Team Blue Team Agent Fabric Security testing harness for autonomous AI agents with dedicated x402 endpoint testing.
- ScoutScore Trust scoring infrastructure for x402 services.
- Sentinel/Valeo Enterprise audit and compliance layer for x402 payments.
- swornly — Testnet only (Base Sepolia, test USDC).
- Tate Programs x402 Surface Checks — Paid launch-readiness checks of a public x402, MPP, Pay.sh or A2A surface, plus a 402 Index health watch an…
- ToolMeter MCP/x402 seller-readiness tool with pricing metadata, `.well-known/x402`, OpenAPI, agent metadata, listing…
- tweazy Monetize AI applications and MCP servers using x402, CDP Smart Wallets, and Coinbase AgentKit.
- Valoria x402 market intelligence with revenue rankings, service analysis, pricing data across 90K+ indexed services…
- World AgentKit Developer toolkit integrating World's WorldID biometric identity with x402.
- x402 RouteNet Smart routing layer for x402-enabled services.
- x402 Service Discovery API Enriched directory of 251+ x402-payable services.
- x402-mock Test/mock implementation of x402 for EVM blockchains.
- x402-payment-link Generate shareable x402 payment links.
- x402-proxy `curl` for x402 paid APIs.
- x402scan Explorer Blockchain explorer for x402 payments.
- x402search MCP Search 14,000+ x402-enabled HTTP APIs.
- x402station Real-time monitoring and discovery platform for 20,000+ x402 endpoints.