471 pages for /model.
Titles and paths first, then pages whose text carries it. Each row opens that page as this site last read it.
model-deprecations
Claude Developer Platform · path
about-claude/model-deprecations
choosing-a-model
Claude Developer Platform · path
about-claude/models/choosing-a-model
Or, for the model with the same capabilities and no access approval requirement:
Claude Developer Platform · path
about-claude/models/migration-guide
model-ids-and-versions
Claude Developer Platform · path
about-claude/models/model-ids-and-versions
optimizing-for-cost-and-intelligence
Claude Developer Platform · path
about-claude/models/optimizing-for-cost-and-intelligence
Models
Claude Developer Platform · path
api/beta/models
List Models
Claude Developer Platform · path
api/beta/models/list
Get a Model
Claude Developer Platform · path
api/beta/models/retrieve
Models
Claude Developer Platform · path
api/models
List Models
Claude Developer Platform · path
api/models/list
Get a Model
Claude Developer Platform · path
api/models/retrieve
Choose the model Claude Tag uses
Claude Documentation · path
claude-tag/users/models
Models in Claude Desktop
Claude Documentation · path
government/desktop/models
Models and effort levels
Claude Documentation · path
third-party/claude-desktop/models
api-credits-for-subscribers
Claude Developer Platform · in the page
about-claude/api-credits-for-subscribers
…sing the right model](https://platform.claude.com/docs/en/about-claude/models/choosing-a-model). * Use [prompt caching](https://platform.claude.com/docs/en/build-with-claude/prompt-caching) for repeat…
glossary
Claude Developer Platform · in the page
about-claude/glossary
…esources in a standardized manner. See the [MCP documentation](https://modelcontextprotocol.io/) to learn more. ## MCP connector The MCP connector is a feature that allows API users to connect to MC…
pricing
Claude Developer Platform · in the page
about-claude/pricing
…ock and Google Cloud](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $15 / MTok | $18.75 / MTok | $30 / MTok | $1.50 / MTok | $75 / MTok…
content-moderation
Claude Developer Platform · in the page
about-claude/use-case-guides/content-moderation
…er to the [model comparison table](https://platform.claude.com/docs/en/models/overview#latest-models-comparison). <CardGroup cols={2}> <Card title="Content moderation recipe" icon="link" href="http…
ticket-routing
Claude Developer Platform · in the page
about-claude/use-case-guides/ticket-routing
…opt for the [larger Sonnet model](https://platform.claude.com/docs/en/models/overview). ### Build a strong prompt Ticket routing is a type of classification task. Claude analyzes the content of a s…
claude-api-skill
Claude Developer Platform · in the page
agents-and-tools/agent-skills/claude-api-skill
…havior shifts on [Claude Opus 5.5](https://platform.claude.com/docs/en/models/opus-5-5/migration-guide#migrating-from-claude-opus-5), [Claude Sonnet 5.5](https://platform.claude.com/docs/en/models/son…
mcp-connector
Claude Developer Platform · in the page
agents-and-tools/mcp-connector
…# Limitations * Of the feature set of the [MCP specification](https://modelcontextprotocol.io/introduction#explore-mcp), only [tool calls](https://modelcontextprotocol.io/docs/concepts/tools) are cur…
security
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/security
…to require OAuth as described in the [MCP authorization spec](https://modelcontextprotocol.io/specification/2025-11-25/basic/authorization). OAuth provides defense in depth on top of the tunnel's tra…
remote-mcp-servers
Claude Developer Platform · in the page
agents-and-tools/remote-mcp-servers
…more?** [Find hundreds more MCP servers on GitHub](https://github.com/modelcontextprotocol/servers). </Note>
advisor-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/advisor-tool
…ost and intelligence](https://platform.claude.com/docs/en/about-claude/models/optimizing-for-cost-and-intelligence). ```mermaid sequenceDiagram accTitle: How the executor model consults the advisor…
bash-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/bash-tool
…Sonnet 3.7 ([retired](https://platform.claude.com/docs/en/about-claude/model-deprecations)) onward accepts it, including all current Claude models. The original `bash_20241022` version works only wit…
code-execution-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/code-execution-tool
…ol calling. [Using the Models API](https://platform.claude.com/docs/en/models/overview#using-the-models-api) describes both fields. <Note> If you're still using the legacy `code_execution_20250522`…
computer-use-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/computer-use-tool
…[Move computer use to the toolset](https://platform.claude.com/docs/en/models/haiku-5-5/migration-guide#computer-use-toolset) in the Claude Haiku 5.5 migration guide. - On Amazon Bedrock, Claude O…
define-tools
Claude Developer Platform · in the page
agents-and-tools/tool-use/define-tools
…Fable 5.1, and [Claude Mythos 5.1](https://platform.claude.com/docs/en/models/mythos-5-1/overview) | `any` and `tool` return a [400 error](https://platform.claude.com/docs/en/api/errors#forced-tool-us…
overview
Claude Developer Platform · in the page
agents-and-tools/tool-use/overview
…e the Model Context Protocol guide to [building an MCP client](https://modelcontextprotocol.io/docs/develop/build-client). ## When Claude uses tools With the default `tool_choice` of `{"type": "auto…
Process results programmatically
Claude Developer Platform · in the page
agents-and-tools/tool-use/programmatic-tool-calling
…Models API. [Using the Models API](https://platform.claude.com/docs/en/models/overview#using-the-models-api) describes the field. ## Quick start Here's an example where Claude programmatically queri…
text-editor-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/text-editor-tool
…[Model deprecations](https://platform.claude.com/docs/en/about-claude/model-deprecations)). Provides capabilities for viewing, creating, and editing files through the `view`, `create`, `str_replace`,…
tool-reference
Claude Developer Platform · in the page
agents-and-tools/tool-use/tool-reference
…cution, see [Using the Models API](https://platform.claude.com/docs/en/models/overview#using-the-models-api). <Note> The tool search `type` values also accept undated aliases: `tool_search_tool_reg…
tool-search-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/tool-search-tool
…250929) ([deprecated](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | `tool_search_tool_regex_20251119`, `tool_search_tool_bm25_20251119` | | Claude Haiku 4.5 (claude-haiku-4-5…
web-search-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/web-search-tool
…Models API. [Using the Models API](https://platform.claude.com/docs/en/models/overview#using-the-models-api) describes the field. ## How web search works When you add the web search tool to your API…
Beta
Claude Developer Platform · in the page
api/beta
…default: Rate limited ## Beta › Models ### List Models **GET** `/v1/models` List available models. The Models API response can be used to determine which models are available for use in the API.…
Agents
Claude Developer Platform · in the page
api/beta/agents
…ts the [model string](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http#latest-models-comparison), e.g. `claude-opus-5-5`, or a `model_config` object for additional c…
Archive Agent
Claude Developer Platform · in the page
api/beta/agents/archive
…wer your agent. See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-t…
Create Agent
Claude Developer Platform · in the page
api/beta/agents/create
…ts the [model string](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http#latest-models-comparison), e.g. `claude-opus-5-5`, or a `model_config` object for additional c…
List Agents
Claude Developer Platform · in the page
api/beta/agents/list
…wer your agent. See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-t…
Get Agent
Claude Developer Platform · in the page
api/beta/agents/retrieve
…wer your agent. See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-t…
Update Agent
Claude Developer Platform · in the page
api/beta/agents/update
…ts the [model string](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http#latest-models-comparison), e.g. `claude-opus-5-5`, or a `model_config` object for additional c…
Versions
Claude Developer Platform · in the page
api/beta/agents/versions
…wer your agent. See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-t…
List Agent Versions
Claude Developer Platform · in the page
api/beta/agents/versions/list
…wer your agent. See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, real-t…
Messages
Claude Developer Platform · in the page
api/beta/messages
…ameter. See [models](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http) for details. minimum: 0 - `messages: array of BetaMessageParam` Input messages. Our…
Batches
Claude Developer Platform · in the page
api/beta/messages/batches
…ameter. See [models](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http) for details. minimum: 0 - `messages: array of BetaMessageParam` Input mess…
Create a Message Batch
Claude Developer Platform · in the page
api/beta/messages/batches/create
…ameter. See [models](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http) for details. minimum: 0 - `messages: array of BetaMessageParam` Input mess…
Retrieve Message Batch results
Claude Developer Platform · in the page
api/beta/messages/batches/results
…See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"`…
Count tokens in a Message
Claude Developer Platform · in the page
api/beta/messages/count_tokens
…See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Faste…
Create a Message
Claude Developer Platform · in the page
api/beta/messages/create
…ameter. See [models](https://platform.claude.com/docs/en/about-claude/models/overview?sdk_languages=http) for details. minimum: 0 - `messages: array of BetaMessageParam` Input messages. Our…
Sessions
Claude Developer Platform · in the page
api/beta/sessions
…r your agent. See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options. - `"claude-haiku-5-5"` Fastest model for high-volume, re…