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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Developer Platform 20 Aug 2026
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api-and-data-retention changedmanage-claude/api-and-data-retention

Nearest release: v2.1.238, published under an hour after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

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First seen 14 Aug 2026 this site's first read of the page
Recorded edits23to this page, all time

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199199| [Thinking](https://platform.claude.com/docs/en/build-with-claude/thinking) | `/v1/messages` (with `thinking`) | <Eligible>Yes</Eligible> | <Eligible>Yes</Eligible> | |
200200| [Token counting](https://platform.claude.com/docs/en/build-with-claude/token-counting) | `/v1/messages/count_tokens` | <Eligible>Yes</Eligible> | <Eligible>Yes</Eligible> | Count tokens before sending requests. |
201201| [Tool search](https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-search-tool) | `/v1/messages` (with `tool_search` tool) | <Eligible>Yes</Eligible> | <Eligible status="no">No</Eligible> | Server-side tool executed by Anthropic; the tool definitions in the request are searched in memory per call and nothing is stored after the response. |
202| [Web fetch](https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-fetch-tool) | `/v1/messages` (with `web_fetch` tool) | <Eligible>Yes</Eligible> | <Eligible status="no">No</Eligible> | Fetched web content returned in the API response. [Dynamic filtering](https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-search-tool#dynamic-filtering) is not eligible for ZDR or HIPAA. Website publishers may retain request data (such as fetched URLs and request metadata) according to their own policies. |
202| [Web fetch](https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-fetch-tool) | `/v1/messages` (with `web_fetch` tool) | <Eligible>Yes</Eligible> | <Eligible status="no">No</Eligible> | Fetched web content returned in the API response. [Dynamic filtering](https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-fetch-tool#dynamic-filtering) is not eligible for ZDR or HIPAA. Website publishers may retain request data (such as fetched URLs and request metadata) according to their own policies. |
203203| [Web search](https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-search-tool) | `/v1/messages` (with `web_search` tool) | <Eligible>Yes</Eligible> | <Eligible>Yes</Eligible> | Real-time web search results returned in the API response. [Dynamic filtering](https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-search-tool#dynamic-filtering) is not eligible for ZDR or HIPAA. |
204204 
205205## Retention regardless of arrangement
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281281* [Structured outputs](https://platform.claude.com/docs/en/build-with-claude/structured-outputs)
282282* [Prompt caching](https://platform.claude.com/docs/en/build-with-claude/prompt-caching)
283283* [Batch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing)
284* [Files API reference](https://platform.claude.com/docs/en/api/beta/files/upload)
284* [Files API reference](https://platform.claude.com/docs/en/api/files/upload)
285285* [Trust Center](https://trust.anthropic.com/resources)
286286 
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