DopamineDesk Transaction Preflight

Gold402 Verified. Hand-reviewed and on the curated list — curation is the bar. The stamp means a human read this entry and the endpoint answered when we knocked. It is not a delivery test: we have not paid this service and graded what came back, so treat it as "reachable and speaks the protocol," never as "this is worth the money."

Checks an unsigned EVM transaction for simulation errors, gas, proxy evidence, and optional token-security or allowance issues before an agent signs it. `POST` only, $0.005 USDC on Base. ([OpenAPI](https://ai-data-marketplace-1042299154756.us-central1.run.app/openapi.json))