84 pages for /batch.

Batches Claude Developer Platform · path api/beta/messages/batches Cancel a Message Batch Claude Developer Platform · path api/beta/messages/batches/cancel Create a Message Batch Claude Developer Platform · path api/beta/messages/batches/create Delete a Message Batch Claude Developer Platform · path api/beta/messages/batches/delete List Message Batches Claude Developer Platform · path api/beta/messages/batches/list Retrieve Message Batch results Claude Developer Platform · path api/beta/messages/batches/results Retrieve a Message Batch Claude Developer Platform · path api/beta/messages/batches/retrieve Batches Claude Developer Platform · path api/messages/batches Cancel a Message Batch Claude Developer Platform · path api/messages/batches/cancel Create a Message Batch Claude Developer Platform · path api/messages/batches/create Delete a Message Batch Claude Developer Platform · path api/messages/batches/delete List Message Batches Claude Developer Platform · path api/messages/batches/list Retrieve Message Batch results Claude Developer Platform · path api/messages/batches/results Retrieve a Message Batch Claude Developer Platform · path api/messages/batches/retrieve Message Batches API Claude Developer Platform · path build-with-claude/batch-processing api-credits-for-subscribers Claude Developer Platform · in the page about-claude/api-credits-for-subscribers …age Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing) for work that doesn't need an immediate response. It costs 50 percent less. * Check [pricing](https://platform.… Or, for the model with the same capabilities and no access approval requirement: Claude Developer Platform · in the page about-claude/models/migration-guide …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing), the [Files API](https://platform.claude.com/docs/en/build-with-claude/files), [PDF support](https://platform.c… optimizing-for-cost-and-intelligence Claude Developer Platform · in the page about-claude/models/optimizing-for-cost-and-intelligence …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) at 50% off for work that can wait up to 24 hours, and [workspace spend limits](https://platform.claude.com/docs… pricing Claude Developer Platform · in the page about-claude/pricing …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing). ### Long context pricing Claude 4.6 and later models (except Claude Haiku 5.5) and [Claude Mythos Preview](h… mcp-connector Claude Developer Platform · in the page agents-and-tools/mcp-connector …age Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing) requests. MCP tool calls through the Batches API are priced the same as those in regular Messages API requests.… advisor-tool Claude Developer Platform · in the page agents-and-tools/tool-use/advisor-tool …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) | Supported. `usage.iterations` is reported per item.… code-execution-tool Claude Developer Platform · in the page agents-and-tools/tool-use/code-execution-tool …ges Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing). Code execution tool calls through the Messages Batches API are priced the same as those in regular Messages AP… server-tools Claude Developer Platform · in the page agents-and-tools/tool-use/server-tools …he agentic loop](https://platform.claude.com/docs/en/build-with-claude/batch-processing#server-tools-and-the-agentic-loop) for details. Common batch workloads include enriching a dataset with informa… tool-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/tool-search-tool …ges Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing). ## Limits and best practices ### Limits * **Maximum deferred tools:** 10,000 tools with `defer_loading: tru… web-fetch-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-fetch-tool …ges Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing). Web fetch tool calls through the Messages Batches API are priced the same as those in regular Messages API req… web-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-search-tool …ges Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing). Web search tool calls through the Messages Batches API are priced the same as those in regular Messages API re… claude-models-on-google-cloud-anthropic-managed-iam-permissions Claude Developer Platform · in the page api/claude-models-on-google-cloud-anthropic-managed-iam-permissions …| | `messageBatches.create` | Admin, User | `POST /v1/messages/batches` | | `messageBatches.get` | Admin, User,… claude-platform-on-aws-iam-actions Claude Developer Platform · in the page api/claude-platform-on-aws-iam-actions …---------------------- | | `CreateBatchInference` | `POST /v1/messages/batches` | | `GetBatchInference` | `GET /v1/messages/batches/{id}`<br />`GET… errors Claude Developer Platform · in the page api/errors …| | [Batch API](https://platform.claude.com/docs/en/build-with-claude/batch-processing) | 256 MB | | [Files API](https://platform.claude.com/docs/en/build-with-claude/files)… Before Claude Developer Platform · in the page api/migration-2026-10-21 …[Message Batch](https://platform.claude.com/docs/en/build-with-claude/batch-processing) created with `2026-10-21`. #### Document blocks in assistant messages return an error Affects you if you send… spans Claude Developer Platform · in the page api/opentelemetry/spans …s in the [`requests`](https://platform.claude.com/docs/en/api/messages/batches/create#create.requests) array. | ### `anthropic.sessions.<method>` * **Source:** The SDK and the API. * **Kind:** `CLIE… overview Claude Developer Platform · in the page api/overview …[Message Batches API](https://platform.claude.com/docs/en/api/messages/batches/create):** Process large volumes of Messages requests asynchronously with a 50 percent cost reduction (`POST /v1/messages… citations Claude Developer Platform · in the page build-with-claude/citations …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing). <Warning> **Citations and structured outputs are incompatible** Citations cannot be used together with [… anthropic-managed Claude Developer Platform · in the page build-with-claude/claude-models-on-google-cloud/anthropic-managed …age Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing) and the Models API. To turn the [Compliance API](https://platform.claude.com/docs/en/manage-claude/compliance-… extended-thinking Claude Developer Platform · in the page build-with-claude/extended-thinking …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) to avoid networking issues. Pushing the model to think beyond 32k tokens produces long-running requests that ca… fallback-credit Claude Developer Platform · in the page build-with-claude/fallback-credit …Message Batches](https://platform.claude.com/docs/en/build-with-claude/batch-processing) don't mint credit tokens, and redemption applies only to direct Messages API requests: a token passed on a batc… fast-mode Claude Developer Platform · in the page build-with-claude/fast-mode …the [Batch API](https://platform.claude.com/docs/en/build-with-claude/batch-processing). * **Priority Tier:** Fast mode is not available with a [Priority Tier](https://platform.claude.com/docs/en/api… overview Claude Developer Platform · in the page build-with-claude/overview …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) | Process large volumes of requests asynchronously for cost savings. Send batches with a large number… pdf-support Claude Developer Platform · in the page build-with-claude/pdf-support …age Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing) to process many PDFs in one request: <CodeGroup> ```bash cURL curl -sL "https://assets.anthropic.com/m/1cd… preserved-thinking Claude Developer Platform · in the page build-with-claude/preserved-thinking …[message batch](https://platform.claude.com/docs/en/build-with-claude/batch-processing), an item whose block fails the prefix check under an explicit `"error"` resolves as `errored`. An item that lea… Request 2 caches its request content (not the response) Claude Developer Platform · in the page build-with-claude/prompt-caching …Message Batches](https://platform.claude.com/docs/en/build-with-claude/batch-processing) request. Pre-warming targets time-to-first-token, which does not apply to batch processing, and a cache entry w… refusals-and-fallback Claude Developer Platform · in the page build-with-claude/refusals-and-fallback …age Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing) (a batch item that includes it comes back as an errored result). Claude Haiku 5.5 has no server-side fallback:… streaming Claude Developer Platform · in the page build-with-claude/streaming …on="stack" href="https://platform.claude.com/docs/en/build-with-claude/batch-processing"> Process large volumes of requests asynchronously when you don't need real-time responses. </Card> </Card… structured-outputs Claude Developer Platform · in the page build-with-claude/structured-outputs …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing):** Process structured outputs at scale with a 50 percent discount * **[Token counting](https://platform.claude.… thinking Claude Developer Platform · in the page build-with-claude/thinking …age Batches API](https://platform.claude.com/docs/en/build-with-claude/batch-processing#extended-output-beta), the `output-300k-2026-03-24` [beta header](https://platform.claude.com/docs/en/api/beta-h… java Claude Developer Platform · in the page cli-sdks-libraries/sdks/java …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) under the `client.messages().batches()` namespace. See [Pagination](https://platform.claude.com/docs/en/cli-sdk… For Amazon Bedrock support Claude Developer Platform · in the page cli-sdks-libraries/sdks/python …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) under `client.messages.batches`. ### Creating a batch Message Batches takes an array of requests, where each… typescript Claude Developer Platform · in the page cli-sdks-libraries/sdks/typescript …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) under the `client.messages.batches` namespace. ### Creating a batch Message Batches takes an array of request… home Claude Developer Platform · in the page home …on="stack" href="https://platform.claude.com/docs/en/build-with-claude/batch-processing"> Batch testing </HomeJourneyLink> <HomeJourneyLink icon="verified" href="https… api-and-data-retention Claude Developer Platform · in the page manage-claude/api-and-data-retention …atch processing](https://platform.claude.com/docs/en/build-with-claude/batch-processing) | `/v1/messages/batches` | <Eligible status="…