1,241 pages for model.

List User Profiles Claude Developer Platform · in the page api/user_profiles/list …is `active`, or when the profile has the program's access to earlier models. That access is not a tier: a profile that has it alone reads `active` with every tier `inactive`, or with `tiers` `{}` on… Get User Profile Claude Developer Platform · in the page api/user_profiles/retrieve …is `active`, or when the profile has the program's access to earlier models. That access is not a tier: a profile that has it alone reads `active` with every tier `inactive`, or with `tiers` `{}` on… Update User Profile Claude Developer Platform · in the page api/user_profiles/update …is `active`, or when the profile has the program's access to earlier models. That access is not a tier: a profile that has it alone reads `active` with every tier `inactive`, or with `tiers` `{}` on… versioning Claude Developer Platform · in the page api/versioning …de/claude-in-amazon-bedrock), it's available for Claude 4.7 and later models. For other models on Bedrock, see the [migration guide](https://platform.claude.com/docs/en/api/migration-2026-10-21#upgrad… Message Batches API Claude Developer Platform · in the page build-with-claude/batch-processing …would likely expire before the follow-up request runs. ### Supported models All [active models](https://platform.claude.com/docs/en/models/overview) support the Message Batches API. ### What can be… cache-diagnostics Claude Developer Platform · in the page build-with-claude/cache-diagnostics …atus: ga zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). su… citations Claude Developer Platform · in the page build-with-claude/citations …atus: ga zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). su… claude-in-amazon-bedrock Claude Developer Platform · in the page build-with-claude/claude-in-amazon-bedrock …build-with-claude/claude-in-amazon-bedrock description: Access Claude models through Amazon Bedrock with AWS-native authentication, billing, and security boundaries. --- This guide walks you through… claude-in-microsoft-foundry Claude Developer Platform · in the page build-with-claude/claude-in-microsoft-foundry …ld-with-claude/claude-in-microsoft-foundry description: Access Claude models through Microsoft Foundry with Azure-native endpoints and authentication. --- This guide shows you how to set up and make… claude-on-amazon-bedrock-legacy Claude Developer Platform · in the page build-with-claude/claude-on-amazon-bedrock-legacy …-legacy description: The legacy Amazon Bedrock integration for Claude models, using InvokeModel and Converse APIs with ARN-versioned model identifiers. --- <Note> This page covers the legacy Amazon… claude-on-vertex-ai Claude Developer Platform · in the page build-with-claude/claude-on-vertex-ai …build-with-claude/claude-on-vertex-ai description: Anthropic's Claude models are available through [Google Cloud's Agent Platform](https://cloud.google.com/vertex-ai). --- The API for accessing Claud… claude-platform-on-aws Claude Developer Platform · in the page build-with-claude/claude-platform-on-aws …atform on AWS. </Note> ## How the platform integration works Claude models run on Anthropic-managed infrastructure. This is a commercial integration for billing and access through AWS. Anthropic is… sent_count = len(messages sent in the compaction request) Claude Developer Platform · in the page build-with-claude/compaction …en/manage-claude/api-and-data-retention): eligible (excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements)) - Su… compaction-background Claude Developer Platform · in the page build-with-claude/compaction-background …eMetadata: status: beta betaHeader: compact-2026-09-04 supportedModels: - claude-fable-5-1 - claude-mythos-5-1 - claude-fable-5 - claude-mythos-5 - claude-mythos-preview… compaction-keep-recent-turns Claude Developer Platform · in the page build-with-claude/compaction-keep-recent-turns …eMetadata: status: beta betaHeader: compact-2026-09-04 supportedModels: - claude-fable-5-1 - claude-mythos-5-1 - claude-fable-5 - claude-mythos-5 - claude-mythos-preview… compaction-on-demand Claude Developer Platform · in the page build-with-claude/compaction-on-demand …eMetadata: status: beta betaHeader: compact-2026-09-04 supportedModels: - claude-fable-5-1 - claude-mythos-5-1 - claude-fable-5 - claude-mythos-5 - claude-mythos-preview… compaction-thinking-blocks Claude Developer Platform · in the page build-with-claude/compaction-thinking-blocks …hinking blocks in turns kept after on-demand compaction stay valid on models with preserved thinking, and how to check. featureMetadata: status: beta betaHeader: compact-2026-09-04 supportedMode… compaction-threshold Claude Developer Platform · in the page build-with-claude/compaction-threshold …26-01-12 zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). su… context-editing Claude Developer Platform · in the page build-with-claude/context-editing …te resource with diminishing returns, and irrelevant content degrades model focus. Context editing gives you fine-grained runtime control over that curation. For the broader principles behind context… context-windows Claude Developer Platform · in the page build-with-claude/context-windows …window works The "context window" refers to all the text a language model can reference when generating a response, including the response itself. This is different from the large corpus of data the… effort Claude Developer Platform · in the page build-with-claude/effort …atus: ga zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). su… This will automatically use the environment variable VOYAGE_API_KEY. Claude Developer Platform · in the page build-with-claude/embeddings …e introduces embeddings, their applications, and how to use embedding models for tasks such as search, recommendations, and anomaly detection. --- ## Before implementing embeddings When selecting an… extended-thinking Claude Developer Platform · in the page build-with-claude/extended-thinking …manual extended thinking with a fixed budget_tokens budget on Claude models that support it, and migrate to adaptive thinking. --- <Note> To learn how zero data retention (ZDR) applies to this fea… fallback-credit Claude Developer Platform · in the page build-with-claude/fallback-credit …e prompt-cache cost twice when you retry a refused request on another model. --- Prompt caches are per-model. When a model declines a request and you retry on another model, the conversation prefix a… fast-mode Claude Developer Platform · in the page build-with-claude/fast-mode …Get up to 2.5x higher output tokens per second from supported Claude models. featureMetadata: zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/… files Claude Developer Platform · in the page build-with-claude/files …rt Referencing a `file_id` in a Messages request is supported on all models that support the given file type. [Images](https://platform.claude.com/docs/en/build-with-claude/vision) are supported on a… handling-stop-reasons Claude Developer Platform · in the page build-with-claude/handling-stop-reasons …onse as-is, continue the conversation, retry, or fall back to another model. For the full response schema, see the [Messages API reference](https://platform.claude.com/docs/en/api/messages/create).… mid-conversation-effort-example Claude Developer Platform · in the page build-with-claude/mid-conversation-effort-example …An orchestration mode is a session-level switch: when it is on, the model puts maximum thoroughness behind every substantive request, scouting the task itself and then fanning work out to parallel s… mid-conversation-system-messages Claude Developer Platform · in the page build-with-claude/mid-conversation-system-messages …de Fable 5.1, [Claude Mythos 5.1](https://platform.claude.com/docs/en/models/mythos-5-1/overview), Claude Fable 5, [Claude Mythos 5](https://platform.claude.com/docs/en/models/mythos-5/overview), Clau… multilingual-support Claude Developer Platform · in the page build-with-claude/multilingual-support …ticularly strong performance in zero-shot tasks across languages. The model maintains consistent relative performance across both widely spoken and lower-resource languages, making it a reliable choic… overview Claude Developer Platform · in the page build-with-claude/overview …ilities. --- Claude's API surface is organized into five areas: * **Model capabilities:** Control how Claude reasons and formats responses. * **Tools:** Let Claude take actions on the web or in your… pdf-support Claude Developer Platform · in the page build-with-claude/pdf-support …atus: ga zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). su… preserved-thinking Claude Developer Platform · in the page build-with-claude/preserved-thinking …with-claude/preserved-thinking description: Preserved thinking lets a model use a thinking block from an earlier turn only if that model or one of a fixed set of other models produced it and nothing b… Request 2 caches its request content (not the response) Claude Developer Platform · in the page build-with-claude/prompt-caching …_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -d '{ "model": "claude-opus-5-5", "max_tokens": 1024, "cache_control": {"type": "ephemeral"}, "system": "You are an AI… claude-prompting-best-practices Claude Developer Platform · in the page build-with-claude/prompt-engineering/claude-prompting-best-practices …prehensive guide to prompt engineering techniques for Claude's latest models, covering clarity, examples, XML structuring, thinking, and agentic systems. --- This is the reference for prompt engineer… overview Claude Developer Platform · in the page build-with-claude/prompt-engineering/overview …h-claude/prompt-engineering/claude-prompting-best-practices"> For model-specific tuning guidance for Claude's latest models, start here. </Card> </CardGroup> *** ## When to prompt engineer Th… prompting-claude-fable-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-fable-5 …ding patterns specific to Claude Fable 5 and Claude Mythos 5. For the model's specifications, pricing, and availability, see [Claude Fable 5](https://platform.claude.com/docs/en/models/fable-5/overvie… Delivering work Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-fable-5-1 …itives, file edits, long outputs, subagents, and vision. --- For the model's capabilities, API changes, pricing, and availability, see [What's new in Claude Fable 5.1](https://platform.claude.com/doc… prompting-claude-haiku-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-haiku-5-5 …e covers the prompting patterns specific to Claude Haiku 5.5. For the model's API changes, see [What's new in Claude Haiku 5.5](https://platform.claude.com/docs/en/models/haiku-5-5/whats-new-haiku-5-5… prompting-claude-opus-4-8 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-opus-4-8 …de Opus 5.5 from Claude Opus 4.8](https://platform.claude.com/docs/en/models/opus-5-5/migration-guide#migrating-from-claude-opus-4-8). For techniques that apply across all current Claude models, see [… prompting-claude-opus-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-opus-5 …uide covers the prompting patterns specific to Claude Opus 5. For the model's specifications, see [Claude Opus 5](https://platform.claude.com/docs/en/models/opus-5/overview). For techniques that apply… prompting-claude-opus-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-opus-5-5 …de covers the prompting patterns specific to Claude Opus 5.5. For the model's capabilities and API changes, see [What's new in Claude Opus 5.5](https://platform.claude.com/docs/en/models/opus-5-5/what… prompting-claude-sonnet-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-sonnet-5 …de covers the prompting patterns specific to Claude Sonnet 5. For the model's specifications, see [Claude Sonnet 5](https://platform.claude.com/docs/en/models/sonnet-5/overview). For techniques that a… prompting-claude-sonnet-5-5 Claude Developer Platform · in the page build-with-claude/prompt-engineering/prompting-claude-sonnet-5-5 …covers the prompting patterns specific to Claude Sonnet 5.5. For the model's API changes, see [What's new in Claude Sonnet 5.5](https://platform.claude.com/docs/en/models/sonnet-5-5/whats-new-sonnet-… refusals-and-fallback Claude Developer Platform · in the page build-with-claude/refusals-and-fallback …build-with-claude/refusals-and-fallback description: How Claude Fable models, Claude Opus models, Claude Sonnet 5.5, and Claude Haiku 5.5 return classifier refusals and how to retry refused requests o… search-results Claude Developer Platform · in the page build-with-claude/search-results …ere Claude needs to attribute answers to your documents. All [active models](https://platform.claude.com/docs/en/models/overview) support search results with citations, with the exception of Claude H… skills-guide Claude Developer Platform · in the page build-with-claude/skills-guide …ed in your requests Skills require the code execution tool, so use a model from its [model compatibility list](https://platform.claude.com/docs/en/agents-and-tools/tool-use/code-execution-tool#compat… streaming Claude Developer Platform · in the page build-with-claude/streaming …de="shell:cURL"> ```bash CLI ant messages create --stream \ --model claude-opus-5-5 \ --max-tokens 1024 \ --message '{role: user, content: "Hello"}' ``` ```python Python client… structured-outputs Claude Developer Platform · in the page build-with-claude/structured-outputs …atus: ga zdr: eligibility: eligible note: Excludes [Covered Models](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements). su… task-budgets Claude Developer Platform · in the page build-with-claude/task-budgets …Claude an advisory token budget for the full agentic loop to help the model self-regulate on long agentic tasks. featureMetadata: status: beta betaHeader: task-budgets-2026-03-13 supportedModels…