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Cloudflare Fundamentals - Structured error responses for Cloudflare 5xx errors

UpdateUnverifiedAdded Sep 24, 2026

Cloudflare-generated 5xx error responses now return structured JSON and Markdown when agents request them, matching the format already available for 1xxx errors. Responses follow RFC 9457 (Problem Details for HTTP APIs) ↗ and include a Retry-After HTTP header on retryable codes. Changes 5xx coverage.

Topics: AI agents

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