{"schema_version":"kingy-change-evidence-v1","event":{"id":"ct-6752242ec8f366aaa0643b5b","vendor":"Anthropic","category":"pricing","type":"documented_source_change","title":"Claude prompt cache policy and minimums documentation changed","source_id":"anthropic-cache","source_url":"https://platform.claude.com/docs/en/build-with-claude/prompt-caching.md","observed_at":"2026-10-23T03:36:30Z","last_unchanged_at":"2026-10-23T02:05:09Z","before_snapshot":"snap-58d92357ec0faea84d3ad5cf56c9","after_snapshot":"snap-bf6366f4963213ce449003f944bc","before_hash":"b3ab07efdbef9f4cce1cdfdd27a51e88384c3315eae56ef528e3577854263e3e","after_hash":"d575f8360eac718b4e12eeb370f249ac8c60818bc36a1eecbcb61518bc78433c","before_excerpt":"| :----------------------------------------------------------------------------------------------------------------------------------- | :---------------- | :-------------- | :-------------- | :----------------------- | :------------ | | Claude Opus 4.1 ([retired, except on Bedrock and Google Cloud](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $15 / MTok | $18.75 / MTok | $30 / MTok | $1.50 / MTok | $75 / MTok | | Claude Opus 4 ([retired, except on Google Cloud](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $15 / MTok | $18.75 / MTok | $30 / MTok | $1.50 / MTok | $75 / MTok | | Claude Sonnet 4 ([retired, except on Bedrock and Google Cloud](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $3 / MTok …","after_excerpt":"| :--------------------------------------------------------------------------------------------------------------------------------------------------------------------- | :---------------- | :-------------- | :-------------- | :----------------------- | :------------ | | Claude Opus 4.1 ([retired, except on Bedrock and Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $15 / MTok | $18.75 / MTok | $30 / MTok | $1.50 / MTok | $75 / MTok | | Claude Opus 4 ([retired, except on Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $15 / MTok | $18.75 / MTok | $30 / MTok | $1.50 / MTok | $75 / MTok | | Claude Sonnet 4 ([retired, …","status":"published","scope":"Published documentation; runtime behavior and legal interpretation not established.","before_capture":{"http_status":200,"resolved_url":"https://platform.claude.com/docs/en/build-with-claude/prompt-caching.md","etag":"","last_modified":"","response_date":"Fri, 23 Oct 2026 02:05:09 GMT","source_id":"anthropic-cache","source_url":"https://platform.claude.com/docs/en/build-with-claude/prompt-caching.md","captured_at":"2026-10-23T02:05:09Z","raw_sha256":"b3ab07efdbef9f4cce1cdfdd27a51e88384c3315eae56ef528e3577854263e3e","normalized_sha256":"a82d2c52e721f9bbc562caaa375a13d75d99d147d22f01dd11c782de23115186","collector_version":"1.0.0","normalizer_version":"1.1","locale":"en-US","collection_region":"existing hosting; account-independent public request","id":"snap-58d92357ec0faea84d3ad5cf56c9"},"after_capture":{"http_status":200,"resolved_url":"https://platform.claude.com/docs/en/build-with-claude/prompt-caching.md","etag":"","last_modified":"","response_date":"Fri, 23 Oct 2026 03:36:30 GMT","source_id":"anthropic-cache","source_url":"https://platform.claude.com/docs/en/build-with-claude/prompt-caching.md","captured_at":"2026-10-23T03:36:30Z","raw_sha256":"d575f8360eac718b4e12eeb370f249ac8c60818bc36a1eecbcb61518bc78433c","normalized_sha256":"271a26c60ff9769f18551d3e5d1d7af5f7bc8755af2ab3206f73351739c51957","collector_version":"1.0.0","normalizer_version":"1.1","locale":"en-US","collection_region":"existing hosting; account-independent public request","id":"snap-bf6366f4963213ce449003f944bc"},"display_normalizer_version":"1.1","display_before_sha256":"a82d2c52e721f9bbc562caaa375a13d75d99d147d22f01dd11c782de23115186","display_after_sha256":"271a26c60ff9769f18551d3e5d1d7af5f7bc8755af2ab3206f73351739c51957"},"content_scope":"Changed excerpts and retained capture metadata; complete raw responses archived privately"}