1,295 pages for code.

server-tools Claude Developer Platform · in the page agents-and-tools/tool-use/server-tools …n` stop reason. Here's how to handle the `pause_turn` stop reason: <CodeGroup> ```bash cURL # Initial request. If "stop_reason" in the response is "pause_turn", continue # the turn by re-sendi… strict-tool-use Claude Developer Platform · in the page agents-and-tools/tool-use/strict-tool-use …rue`, the response always contains `passengers: 2`. ## Quick start <CodeGroup> ```bash cURL curl https://api.anthropic.com/v1/messages \ -H "content-type: application/json" \ -H "x-api-k… text-editor-tool Claude Developer Platform · in the page agents-and-tools/tool-use/text-editor-tool …view and modify text files, helping you debug, fix, and improve your code or other text documents. This allows Claude to directly interact with your files, providing hands-on assistance rather than j… tool-combinations Claude Developer Platform · in the page agents-and-tools/tool-use/tool-combinations …-calls) for the full request shape. ## Research agent: web\_search + code\_execution Search finds sources; code execution analyzes and synthesizes. Claude searches for data, then writes Python to pr… tool-reference Claude Developer Platform · in the page agents-and-tools/tool-use/tool-reference …e | | [Code execution tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/code-execution-tool) | `code_execution_20260521… Log at info level Claude Developer Platform · in the page agents-and-tools/tool-use/tool-runner …lock. To return structured data, such as a JSON object or a number, encode it as a string first. <Tabs exclude="shell"> <Tab title="Python"> Use the `@beta_tool` decorator to define tools with… tool-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/tool-search-tool …owing example includes the tool search tool and two deferred tools: <CodeGroup> ```bash cURL curl https://api.anthropic.com/v1/messages \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropi… tool-use-with-prompt-caching Claude Developer Platform · in the page agents-and-tools/tool-use/tool-use-with-prompt-caching …ts-and-tools/tool-use/server-tools) such as web search, web fetch, or code execution, the API automatically places a cache breakpoint on the server tool result before running the next iteration of the… troubleshooting-tool-use Claude Developer Platform · in the page agents-and-tools/tool-use/troubleshooting-tool-use …--- | | String comparison on tool inputs fails with newer models | Unicode and forward-slash escaping differs between model versions | Parse with `json.loads()` or `JSON.parse()`. Never do raw string… web-fetch-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-fetch-tool …260318`) supports **dynamic filtering**: Claude can write and execute code to filter fetched content before it reaches the context window, keeping only relevant information and discarding the rest. Th… web-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-search-tool …th `web_search_20260209` and later versions, Claude can write and run code that filters the search results before they reach the context window (**dynamic filtering**), keeping only relevant informati… Beta Claude Developer Platform · in the page api/beta …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… beta-headers Claude Developer Platform · in the page api/beta-headers …java: `.addBeta()`) and sends the `anthropic-beta` header for you: <CodeGroup> ```bash cURL curl https://api.anthropic.com/v1/messages \ -H "x-api-key: $ANTHROPIC_API_KEY" \ -H "anthropi… Agents Claude Developer Platform · in the page api/beta/agents …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Archive Agent Claude Developer Platform · in the page api/beta/agents/archive …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Create Agent Claude Developer Platform · in the page api/beta/agents/create …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Agents Claude Developer Platform · in the page api/beta/agents/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Get Agent Claude Developer Platform · in the page api/beta/agents/retrieve …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Update Agent Claude Developer Platform · in the page api/beta/agents/update …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Versions Claude Developer Platform · in the page api/beta/agents/versions …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Agent Versions Claude Developer Platform · in the page api/beta/agents/versions/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Deployment Runs Claude Developer Platform · in the page api/beta/deployment_runs …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Deployment Runs Claude Developer Platform · in the page api/beta/deployment_runs/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Get Deployment Run Claude Developer Platform · in the page api/beta/deployment_runs/retrieve …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Deployments Claude Developer Platform · in the page api/beta/deployments …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Archive Deployment Claude Developer Platform · in the page api/beta/deployments/archive …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Create Deployment Claude Developer Platform · in the page api/beta/deployments/create …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Deployments Claude Developer Platform · in the page api/beta/deployments/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Pause Deployment Claude Developer Platform · in the page api/beta/deployments/pause …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Get Deployment Claude Developer Platform · in the page api/beta/deployments/retrieve …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Run Deployment Now Claude Developer Platform · in the page api/beta/deployments/run …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Unpause Deployment Claude Developer Platform · in the page api/beta/deployments/unpause …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Update Deployment Claude Developer Platform · in the page api/beta/deployments/update …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Dreams Claude Developer Platform · in the page api/beta/dreams …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Archive a Dream Claude Developer Platform · in the page api/beta/dreams/archive …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Cancel a Dream Claude Developer Platform · in the page api/beta/dreams/cancel …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Create a Dream Claude Developer Platform · in the page api/beta/dreams/create …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Dreams Claude Developer Platform · in the page api/beta/dreams/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Get a Dream Claude Developer Platform · in the page api/beta/dreams/retrieve …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Environments Claude Developer Platform · in the page api/beta/environments …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Archive Environment Claude Developer Platform · in the page api/beta/environments/archive …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Create Environment Claude Developer Platform · in the page api/beta/environments/create …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Delete Environment Claude Developer Platform · in the page api/beta/environments/delete …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Environments Claude Developer Platform · in the page api/beta/environments/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Get Environment Claude Developer Platform · in the page api/beta/environments/retrieve …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Update Environment Claude Developer Platform · in the page api/beta/environments/update …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Work Claude Developer Platform · in the page api/beta/environments/work …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Acknowledge Work Claude Developer Platform · in the page api/beta/environments/work/ack …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… Record Heartbeat Claude Developer Platform · in the page api/beta/environments/work/heartbeat …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0… List Work Items Claude Developer Platform · in the page api/beta/environments/work/list …thinking-2025-05-14"` - `"interleaved-thinking-2025-05-14"` - `"code-execution-2025-05-22"` - `"extended-cache-ttl-2025-04-11"` - `"context-1m-2025-08-07"` - `"context-management-2025-0…