409 pages for options.

Create a Text Completion Claude Developer Platform · in the page api/completions/create …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient m… errors Claude Developer Platform · in the page api/errors …ttps://platform.claude.com/docs/en/api/errors#long-requests) for more options. * 529 - `overloaded_error`: The API is temporarily overloaded. <Warning> A 529 error can occur when the API exper… Messages Claude Developer Platform · in the page api/messages …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient m… Batches Claude Developer Platform · in the page api/messages/batches …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"`… Create a Message Batch Claude Developer Platform · in the page api/messages/batches/create …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"`… Retrieve Message Batch results Claude Developer Platform · in the page api/messages/batches/results …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonne… Count tokens in a Message Claude Developer Platform · in the page api/messages/count_tokens …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient m… Create a Message Claude Developer Platform · in the page api/messages/create …ocs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient m… Before Claude Developer Platform · in the page api/migration-2026-10-21 …ude.com/docs/en/build-with-claude/compaction-threshold) for the other options (`pause_after_compaction`, custom `instructions`). ### Text Completions is removed The legacy Text Completions API is re… overview Claude Developer Platform · in the page api/overview …ders, client SDKs, pagination, rate limits, and cloud platform access options. --- The Claude API is a RESTful API at `https://api.anthropic.com` that provides programmatic access to Claude models an… claude-in-microsoft-foundry Claude Developer Platform · in the page build-with-claude/claude-in-microsoft-foundry …pricing#claude-in-microsoft-foundry-pricing) for details. ## Hosting options Claude models in Microsoft Foundry are available in two hosting options. You choose the hosting option when you configure… anthropic-managed Claude Developer Platform · in the page build-with-claude/claude-models-on-google-cloud/anthropic-managed …roject` (go: `Project`; java: `.project()`; csharp: `GoogleCloudClientOptions.Project`; cli: `--google-cloud-project`) and `workspace_id` (typescript, php: `workspaceId`; go: `WorkspaceID`; java: `.wo… claude-platform-on-aws Claude Developer Platform · in the page build-with-claude/claude-platform-on-aws …p: `awsRegion`; go: `AWSRegion`; java: `.region()`; csharp: `AwsClientOptions.AwsRegion`) when you create the client, or set `AWS_REGION` (or `AWS_DEFAULT_REGION`). All AWS commercial regions are supp… context-editing Claude Developer Platform · in the page build-with-claude/context-editing …ock clearing:** For managing thinking blocks from earlier turns, with options to preserve recent thinking for context continuity * **Client-side SDK compaction:** An SDK-based alternative for summary-… This will automatically use the environment variable VOYAGE_API_KEY. Claude Developer Platform · in the page build-with-claude/embeddings …onsideration for large-scale production deployments. * Customization: options for continued training on private data, or specialization of models for very specific domains. This can improve performanc… fast-mode Claude Developer Platform · in the page build-with-claude/fast-mode …ude.com/docs/en/build-with-claude/claude-in-microsoft-foundry#hosting-options). details: - Fast mode on Claude Opus 5 and Claude Opus 4.8 is in research preview and needs the `fast-mode-2026-02-… mid-conversation-effort-example Claude Developer Platform · in the page build-with-claude/mid-conversation-effort-example …port com.anthropic.core.JsonValue; import com.anthropic.core.RequestOptions; import com.anthropic.helpers.MessageAccumulator; import com.anthropic.models.messages.ContentBlockParam; import com… overview Claude Developer Platform · in the page build-with-claude/overview …ude.com/docs/en/build-with-claude/claude-in-microsoft-foundry#hosting-options). These features are available on Hosted on Anthropic deployments, and not on Hosted on Azure deployments. ‡ On Microsoft… preserved-thinking Claude Developer Platform · in the page build-with-claude/preserved-thinking …ck_binding` unchanged, and return `input_transformations` to them. An options schema that rejects unknown keys stops your users from choosing `"drop_block"`. * **Leave a `role: "system"` message where… prompting-claude-fable-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-fable-5 …rsation, re-litigate a decision the user has already made, or narrate options you will not pursue in user-facing messages. If you are weighing a choice, give a recommendation, not an exhaustive survey… Delivering work Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-fable-5-1 …ame up, and how they were handled or resolved; (2) any possibilities, options, or approaches that were raised, tried, or set aside, and why; (3) anything that was asked for, decided, agreed, ruled out… prompting-claude-haiku-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-haiku-5-5 …ude.com/docs/en/build-with-claude/structured-outputs). You have three options: 1. Use adaptive thinking for these requests: omit the `thinking` field, or send `thinking: {"type": "adaptive"}`. 2. Rem… prompting-claude-opus-4-8 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-opus-4-8 …#C9D2D4, #8C9A9E, #44545B, #11171B. ``` **2. Have the model propose options before building.** This breaks the default and gives users control. If you previously relied on `temperature` for design v… prompting-claude-sonnet-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-sonnet-5 …#C9D2D4, #8C9A9E, #44545B, #11171B. ``` **2. Have the model propose options before building.** This breaks the default and gives users control. Because `temperature` is not accepted on Claude Sonnet… prompting-claude-sonnet-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-sonnet-5-5 …is to your system prompt: ```text wrap When the user asks for ideas, options or a plan, give them that and stop. Don't start building or changing anything until they say to go ahead. ``` ## Running… refusals-and-fallback Claude Developer Platform · in the page build-with-claude/refusals-and-fallback …ient.okhttp.AnthropicOkHttpClient; import com.anthropic.core.RequestOptions; import com.anthropic.core.http.StreamResponse; import com.anthropic.helpers.BetaFallbackState; import com.anthropic… skills-guide Claude Developer Platform · in the page build-with-claude/skills-guide …bstitute it for the `example_skill.zip` placeholder in the zip-upload options. <CodeGroup defaultLanguage="CLI"> ```bash cURL curl -X POST "https://api.anthropic.com/v1/skills" \ -H "x-api-ke… thinking Claude Developer Platform · in the page build-with-claude/thinking …e: {"type": "tool", "name": "..."}` results in an error because these options force tool use, which is incompatible with manual extended thinking. Adaptive thinking, including on models where thinking… thinking-tool-workflows Claude Developer Platform · in the page build-with-claude/thinking-tool-workflows …/en/build-with-claude/thinking#thinking-with-tool-use): `tool_choice` options that force tool use return an error with manual extended thinking (`thinking: {type: "enabled"}`). Adaptive thinking suppo… API usage primer for Claude Claude Developer Platform · in the page claude_api_primer …hen working with the `tool_choice` parameter, there are four possible options: * `auto` allows Claude to determine whether to call any provided tools (default). * `any` tells Claude that it must use… On a remote host without a browser: Claude Developer Platform · in the page cli-sdks-libraries/cli/authentication --- title: CLI authentication options url: https://platform.claude.com/docs/en/cli-sdks-libraries/cli/authentication description: Authenticate the ant CLI with interactive login, API keys, named profi… quickstart Claude Developer Platform · in the page cli-sdks-libraries/cli/quickstart …profiles, and Workload Identity Federation), see [CLI authentication options](https://platform.claude.com/docs/en/cli-sdks-libraries/cli/authentication). </Note> ## Send your first request With the… scripting Claude Developer Platform · in the page cli-sdks-libraries/cli/scripting …workflows built on the `ant` CLI. For the underlying flags and output options, see [Using the CLI](https://platform.claude.com/docs/en/cli-sdks-libraries/cli/using). ## Version-controlling API resour… using Claude Developer Platform · in the page cli-sdks-libraries/cli/using …ds, and response schemas </Card> <Card title="CLI authentication options" icon="lock" href="https://platform.claude.com/docs/en/cli-sdks-libraries/cli/authentication"> API keys, headless host… apple-foundation-models Claude Developer Platform · in the page cli-sdks-libraries/libraries/apple-foundation-models …ries/libraries/apple-foundation-models#authentication) for production options. ## Install the package Add the package to your `Package.swift`: ```swift dependencies: [ .package(url: "https://gith… openai-sdk Claude Developer Platform · in the page cli-sdks-libraries/libraries/openai-sdk …vironmentVariable("ANTHROPIC_API_KEY")), // Your Claude API key options: new OpenAIClientOptions() { Endpoint = new Uri("https://api.anthropic.com/v1/") // the Claude API endpoin… middleware Claude Developer Platform · in the page cli-sdks-libraries/middleware …onToken)`; go: `next(req)`; java: `nextClient.execute(request, requestOptions)`; php: `$next($request)`; ruby: `call_next.call(request)`) to forward the request to the rest of the chain (or directly t… overview Claude Developer Platform · in the page cli-sdks-libraries/overview …i-sdks-libraries/sdks/go"> Context-based cancellation, functional options </Card> <Card title="Java" href="https://platform.claude.com/docs/en/cli-sdks-libraries/sdks/java"> Builder patte… csharp Claude Developer Platform · in the page cli-sdks-libraries/sdks/csharp …Console.WriteLine(textBlock.Text); } } ``` For authentication options including Workload Identity Federation, see [Authentication](https://platform.claude.com/docs/en/manage-claude/authenticat… go Claude Developer Platform · in the page cli-sdks-libraries/sdks/go …e the Anthropic Go SDK with context-based cancellation and functional options --- The Anthropic Go library provides convenient access to the Claude API from applications written in Go. <Info> For… java Claude Developer Platform · in the page cli-sdks-libraries/sdks/java ….apiKey("my-anthropic-api-key") .build(); ``` For authentication options including Workload Identity Federation, see [Authentication](https://platform.claude.com/docs/en/manage-claude/authenticat… php Claude Developer Platform · in the page cli-sdks-libraries/sdks/php …ock->type === 'text'); echo $textBlock->text; ``` For authentication options including Workload Identity Federation, see [Authentication](https://platform.claude.com/docs/en/manage-claude/authenticat… For Amazon Bedrock support Claude Developer Platform · in the page cli-sdks-libraries/sdks/python …ur API key isn't stored in source control. </Tip> For authentication options including Workload Identity Federation, see [Authentication](https://platform.claude.com/docs/en/manage-claude/authenticat… Automatically handles tool execution loop Claude Developer Platform · in the page cli-sdks-libraries/sdks/ruby …puts block.text if block.type == :text end ``` For authentication options including Workload Identity Federation, see [Authentication](https://platform.claude.com/docs/en/manage-claude/authenticat… typescript Claude Developer Platform · in the page cli-sdks-libraries/sdks/typescript …"text") { console.log(block.text); } } ``` For authentication options including Workload Identity Federation, see [Authentication](https://platform.claude.com/docs/en/manage-claude/authenticat… get-started Claude Developer Platform · in the page get-started …For non-interactive environments such as CI, see [CLI authentication options](https://platform.claude.com/docs/en/cli-sdks-libraries/cli/authentication). </Step> <Step title="Make your f… api-and-data-retention Claude Developer Platform · in the page manage-claude/api-and-data-retention …Contact your Anthropic account representative to discuss deletion options for non-ZDR features. </Accordion> <Accordion title="How does HIPAA readiness differ from ZDR?"> ZDR prevents cus… authentication Claude Developer Platform · in the page manage-claude/authentication …key scoped to one workspace. var message = await client .WithOptions(options => options with { ExtraHeaders = new Dictionary<string, string> {… First request Claude Developer Platform · in the page manage-claude/claude-code-analytics-api …nd this API doesn't return it. To track that usage, use one of these options: * **Claude Enterprise Analytics API:** Reports Claude Code activity for Claude Enterprise organizations and isn't availa… cmek-aws-kms Claude Developer Platform · in the page manage-claude/cmek-aws-kms …tep> <Step title="Configure key"> Make sure that these options are selected: * **Key type:** Symmetric * **Key usage:** Encrypt and decrypt * **Advanced options…