{"schema_version":"kingy-change-evidence-v1","event":{"id":"ct-2275511277509e1b8615b2b7","vendor":"Anthropic","category":"changelog","type":"documented_source_change","title":"Claude release notes documentation changed","source_id":"anthropic-changelog","source_url":"https://platform.claude.com/docs/en/release-notes/overview.md","observed_at":"2026-10-23T10:25:12Z","last_unchanged_at":"2026-10-23T08:20:13Z","before_snapshot":"snap-15d875cdab3b6196582ea8ec841b","after_snapshot":"snap-6ef848d240c8fa4ddcd1627ed4ba","before_hash":"5fafb53d43f0ba1ca015378b0d192fa3639738a4f1944dba78f78fdade148e83","after_hash":"86b5800f628df8378837bb051ddb9c4ce1ac6e07bcecc96653ec3da64a4721ce","before_excerpt":"- [Fast mode](https://platform.claude.com/docs/en/build-with-claude/fast-mode) is available for Claude Opus 5.5 on Claude Models on Google Cloud (Anthropic managed). * Organization admins can now turn off web fetch for their organization on the [**Capabilities**](https://platform.claude.com/settings/capabilities) page of the Claude Console. With web fetch off, a Messages API request that includes the web fetch tool fails with a 400 error. In a Claude Managed Agents session, `web_fetch` calls return an error result to the agent instead. With web fetch on, admins can also set allowed or blocked domains for web fetch on the same …","after_excerpt":"* [Fast mode](https://platform.claude.com/docs/en/build-with-claude/fast-mode) is available for Claude Opus 5.5 on Claude Models on Google Cloud (Anthropic managed). * Organization admins can now turn off web fetch for their organization on the [**Capabilities**](https://platform.claude.com/settings/capabilities) page of the Claude Console. With web fetch off, a Messages API request that includes the web fetch tool fails with a 400 error. In a Claude Managed Agents session, `web_fetch` calls return an error result to the agent instead. With web fetch on, admins can also set allowed or blocked domains for web fetch on the same …","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/release-notes/overview.md","etag":"","last_modified":"","response_date":"Fri, 23 Oct 2026 08:20:13 GMT","source_id":"anthropic-changelog","source_url":"https://platform.claude.com/docs/en/release-notes/overview.md","captured_at":"2026-10-23T08:20:13Z","raw_sha256":"5fafb53d43f0ba1ca015378b0d192fa3639738a4f1944dba78f78fdade148e83","normalized_sha256":"ce8d14402542a26f6817c56a6927eac7bee05177c6f81fa6a8b645df38a88856","collector_version":"1.0.0","normalizer_version":"1.1","locale":"en-US","collection_region":"existing hosting; account-independent public request","id":"snap-15d875cdab3b6196582ea8ec841b"},"after_capture":{"http_status":200,"resolved_url":"https://platform.claude.com/docs/en/release-notes/overview.md","etag":"","last_modified":"","response_date":"Fri, 23 Oct 2026 10:25:12 GMT","source_id":"anthropic-changelog","source_url":"https://platform.claude.com/docs/en/release-notes/overview.md","captured_at":"2026-10-23T10:25:12Z","raw_sha256":"86b5800f628df8378837bb051ddb9c4ce1ac6e07bcecc96653ec3da64a4721ce","normalized_sha256":"9f5ccf83b1b1c39347e7a99a23c57be4314bf2861f108ed29b93d64af1fd8989","collector_version":"1.0.0","normalizer_version":"1.1","locale":"en-US","collection_region":"existing hosting; account-independent public request","id":"snap-6ef848d240c8fa4ddcd1627ed4ba"},"display_normalizer_version":"1.1","display_before_sha256":"ce8d14402542a26f6817c56a6927eac7bee05177c6f81fa6a8b645df38a88856","display_after_sha256":"9f5ccf83b1b1c39347e7a99a23c57be4314bf2861f108ed29b93d64af1fd8989"},"content_scope":"Changed excerpts and retained capture metadata; complete raw responses archived privately"}