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Two new x402 APIs for AI agents: OpenAPI breaking-change diff + rate-limit policy inference

This story is from 2026-09-30. It is preserved in the archive; the latest stories are on the live feed.

Why these two? After shipping 82 paid x402 endpoints over the last two months, I keep hitting the same two questions during integration: "did this API just break my code?" and "how fast can I safely hit this?" Existing tools answer these manually — open-source oasdiff , swagger-diff , and openapi-c…

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  1. 2026-09-30 14:12 · DEV Community — AI
    Two new x402 APIs for AI agents: OpenAPI breaking-change diff + rate-limit policy inference

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