221 pages for /agents.

tool-reference Claude Developer Platform · in the page agents-and-tools/tool-use/tool-reference --- title: Tool reference url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-reference description: Directory of Anthropic-provided server tools, client tools, and client toolsets… Log at info level Claude Developer Platform · in the page agents-and-tools/tool-use/tool-runner --- title: Tool runner (SDK) url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-runner description: Use the SDK's tool runner to handle the agentic loop, error wrapping, and type… tool-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/tool-search-tool --- title: Tool search tool url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-search-tool description: Scale to hundreds or thousands of tools by letting Claude search your tool… tool-use-with-prompt-caching Claude Developer Platform · in the page agents-and-tools/tool-use/tool-use-with-prompt-caching …Tool use with prompt caching url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-use-with-prompt-caching description: Cache tool definitions across turns and understand what inval… troubleshooting-tool-use Claude Developer Platform · in the page agents-and-tools/tool-use/troubleshooting-tool-use …tle: Troubleshooting tool use url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/troubleshooting-tool-use description: Fix the most common tool-use errors with symptom-to-fix diagnosti… web-fetch-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-fetch-tool --- title: Web fetch tool url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-fetch-tool description: Fetch and read content from specific URLs to augment Claude's context with live… web-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-search-tool --- title: Web search tool url: https://platform.claude.com/docs/en/agents-and-tools/tool-use/web-search-tool description: Give Claude access to current web content with cited sources, optional dynami… Beta Claude Developer Platform · in the page api/beta …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… beta-headers Claude Developer Platform · in the page api/beta-headers …------------------------------- | --------------------------- | | `/v1/agents`, `/v1/sessions`, `/v1/environments` | `managed-agents-2026-04-01` | | `/v1/tunnels` |… Messages Claude Developer Platform · in the page api/beta/messages …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Batches Claude Developer Platform · in the page api/beta/messages/batches …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Create a Message Batch Claude Developer Platform · in the page api/beta/messages/batches/create …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Count tokens in a Message Claude Developer Platform · in the page api/beta/messages/count_tokens …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Create a Message Claude Developer Platform · in the page api/beta/messages/create …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… claude-platform-on-aws-iam-actions Claude Developer Platform · in the page api/claude-platform-on-aws-iam-actions …--------------------------------------- | | `CreateAgent` | `POST /v1/agents` | | `GetAgent` | `GET /v1/agents/{id}`<br />`GET /v1/agents/{id}/versions` |… errors Claude Developer Platform · in the page api/errors …Use `auto` with [strict tool use](https://platform.claude.com/docs/en/agents-and-tools/tool-use/strict-tool-use) to keep tool inputs schema-valid, or [structured outputs](https://platform.claude.com/… Messages Claude Developer Platform · in the page api/messages …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Batches Claude Developer Platform · in the page api/messages/batches …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Create a Message Batch Claude Developer Platform · in the page api/messages/batches/create …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Count tokens in a Message Claude Developer Platform · in the page api/messages/count_tokens …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… Create a Message Claude Developer Platform · in the page api/messages/create …o client tools. For [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools?sdk_languages=http), see their individual documentation as each has its own behavior (e.g.… spans Claude Developer Platform · in the page api/opentelemetry/spans …tool is the [code execution tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/code-execution-tool). * **Children of the SDK span:** The spans that the tool's code starts. * **Chil… overview Claude Developer Platform · in the page api/overview …e, versioned agent configurations for Claude Managed Agents (`POST /v1/agents`, `GET /v1/agents`) * **[Sessions API](https://platform.claude.com/docs/en/managed-agents/sessions):** Run stateful agent… Message Batches API Claude Developer Platform · in the page build-with-claude/batch-processing …use, including all [server tools](https://platform.claude.com/docs/en/agents-and-tools/tool-use/server-tools) (web search, web fetch, code execution, MCP connectors, advisor, and tool search) * Syste… claude-in-amazon-bedrock Claude Developer Platform · in the page build-with-claude/claude-in-amazon-bedrock …aude model? The [Claude API skill](https://platform.claude.com/docs/en/agents-and-tools/agent-skills/claude-api-skill#migrating-to-a-newer-claude-model) in Claude Code applies model ID swaps and break… claude-in-microsoft-foundry Claude Developer Platform · in the page build-with-claude/claude-in-microsoft-foundry …allback) instead) * [Computer use](https://platform.claude.com/docs/en/agents-and-tools/tool-use/computer-use-tool) and [browser use](https://platform.claude.com/docs/en/agents-and-tools/tool-use/brow… claude-on-amazon-bedrock-legacy Claude Developer Platform · in the page build-with-claude/claude-on-amazon-bedrock-legacy …with-claude/thinking) * [Tool use](https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview), including the [Bash tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/bash… claude-on-vertex-ai Claude Developer Platform · in the page build-with-claude/claude-on-vertex-ai …aude model? The [Claude API skill](https://platform.claude.com/docs/en/agents-and-tools/agent-skills/claude-api-skill#migrating-to-a-newer-claude-model) in Claude Code applies model ID swaps and break… claude-platform-on-aws Claude Developer Platform · in the page build-with-claude/claude-platform-on-aws …aude model? The [Claude API skill](https://platform.claude.com/docs/en/agents-and-tools/agent-skills/claude-api-skill#migrating-to-a-newer-claude-model) in Claude Code applies model ID swaps and break… compaction-on-demand Claude Developer Platform · in the page build-with-claude/compaction-on-demand …next turn. The SDK [tool runner](https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-runner) in Python, TypeScript, C#, Go, Java, PHP, and Ruby can send the compaction request for you… context-editing Claude Developer Platform · in the page build-with-claude/context-editing …erview) when using [`tool_runner`](https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-runner). Generates a summary and replaces full conversation history. See [Client-side compaction](… context-windows Claude Developer Platform · in the page build-with-claude/context-windows …mselves, see [Manage tool context](https://platform.claude.com/docs/en/agents-and-tools/tool-use/manage-tool-context), or defer tool definitions with the [tool search tool](https://platform.claude.com… extended-thinking Claude Developer Platform · in the page build-with-claude/extended-thinking …ols used through the Messages API](https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview). How platforms treat the beta header differs. The Claude API and [Claude Platform on AWS](ht… files Claude Developer Platform · in the page build-with-claude/files …en using the [code execution tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/code-execution-tool) to provide inputs (for example, datasets and documents) and then download outputs… handling-stop-reasons Claude Developer Platform · in the page build-with-claude/handling-stop-reasons …ementations, use the [tool runner](https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-runner), which automatically handles tool execution, result formatting, and conversation managemen… mid-conversation-effort-example Claude Developer Platform · in the page build-with-claude/mid-conversation-effort-example …e with Claude" icon="wrench" href="https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview"> Defining tools, handling tool calls, and tool results. </Card> <Card title="Bash to… mid-conversation-system-messages Claude Developer Platform · in the page build-with-claude/mid-conversation-system-messages …`tools` array, and [MCP connector](https://platform.claude.com/docs/en/agents-and-tools/mcp-connector) tools can be referenced individually with `mcp_tool_reference` (`server_name` and `name`) or as a… overview Claude Developer Platform · in the page build-with-claude/overview …--------------- | | [Advisor tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/advisor-tool) | Pair a faster executor model with a higher-intelligence advisor model that pro… pdf-support Claude Developer Platform · in the page build-with-claude/pdf-support …s at high volume. * [Tool use](https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview): To extract specific information from documents for use as tool inputs. </Step> </Steps> #… preserved-thinking Claude Developer Platform · in the page build-with-claude/preserved-thinking …run the bundled [Claude API skill](https://platform.claude.com/docs/en/agents-and-tools/agent-skills/claude-api-skill#checking-an-integration-for-preserved-thinking): Let Claude Code check your cod… Request 2 caches its request content (not the response) Claude Developer Platform · in the page build-with-claude/prompt-caching …results are cached automatically](https://platform.claude.com/docs/en/agents-and-tools/tool-use/tool-use-with-prompt-caching#server-tool-results-are-cached-automatically). ### When to use the 1-hour… claude-prompting-best-practices Claude Developer Platform · in the page build-with-claude/prompt-engineering/claude-prompting-best-practices …gering, see [Tool use with Claude](https://platform.claude.com/docs/en/agents-and-tools/tool-use/overview). For Claude to take action, be more explicit: <Accordion title="Example: Explicit instructi… prompting-claude-haiku-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-haiku-5-5 …orce the call with [`tool_choice`](https://platform.claude.com/docs/en/agents-and-tools/tool-use/define-tools#forcing-tool-use). In Anthropic's testing, this restored the tool call, though the model t… prompting-claude-opus-4-8 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-opus-4-8 …so supports the [browser use tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/browser-use-tool) (`browser_toolset_20260801`) for tasks inside webpages. [Computer use](https://platfo… prompting-claude-sonnet-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-sonnet-5 …so supports the [browser use tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/browser-use-tool) (`browser_toolset_20260801`) for tasks inside webpages. [Computer use](https://platfo… prompting-claude-sonnet-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-sonnet-5-5 …[Handling errors with `is_error`](https://platform.claude.com/docs/en/agents-and-tools/tool-use/handle-tool-calls#handling-errors-with-is-error). ## Tools for complex visual inputs For dense charts… search-results Claude Developer Platform · in the page build-with-claude/search-results …the tool call with [`tool_choice`](https://platform.claude.com/docs/en/agents-and-tools/tool-use/define-tools#forcing-tool-use), so the retrieval step runs every time. ### Example: Knowledge base too… skills-guide Claude Developer Platform · in the page build-with-claude/skills-guide …ls in the API" icon="rocket" href="https://platform.claude.com/docs/en/agents-and-tools/agent-skills/quickstart"> Learn how to use Agent Skills to create documents with the Claude API in under 10… streaming Claude Developer Platform · in the page build-with-claude/streaming …supports [fine-grained streaming](https://platform.claude.com/docs/en/agents-and-tools/tool-use/fine-grained-tool-streaming) for parameter values. Enable it on individual tools with `eager_input_stre… structured-outputs Claude Developer Platform · in the page build-with-claude/structured-outputs …and inputs. See [Strict tool use](https://platform.claude.com/docs/en/agents-and-tools/tool-use/strict-tool-use). You can use these features independently or [together in the same request](https://p…