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    First steps
    Intro to ClaudeQuickstart
    Models & pricing
    Models overviewChoosing a modelWhat's new in Claude 4.5Migrating to Claude 4.5Model deprecationsPricing
    Build with Claude
    Features overviewUsing the Messages APIContext windowsPrompting best practices
    Capabilities
    Prompt cachingContext editingExtended thinkingEffortStreaming MessagesBatch processingCitationsMultilingual supportToken countingEmbeddingsVisionPDF supportFiles APISearch resultsStructured outputsGoogle Sheets add-on
    Tools
    OverviewHow to implement tool useToken-efficient tool useFine-grained tool streamingBash toolCode execution toolProgrammatic tool callingComputer use toolText editor toolWeb fetch toolWeb search toolMemory toolTool search tool
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    Agent SDK
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    Streaming InputHandling PermissionsSession ManagementStructured outputs in the SDKHosting the Agent SDKSecurely deploying AI agentsModifying system promptsMCP in the SDKCustom ToolsSubagents in the SDKSlash Commands in the SDKAgent Skills in the SDKTracking Costs and UsageTodo ListsPlugins in the SDK
    MCP in the API
    MCP connectorRemote MCP servers
    Claude on 3rd-party platforms
    Amazon BedrockMicrosoft FoundryVertex AI
    Prompt engineering
    OverviewPrompt generatorUse prompt templatesPrompt improverBe clear and directUse examples (multishot prompting)Let Claude think (CoT)Use XML tagsGive Claude a role (system prompts)Prefill Claude's responseChain complex promptsLong context tipsExtended thinking tips
    Test & evaluate
    Define success criteriaDevelop test casesUsing the Evaluation ToolReducing latency
    Strengthen guardrails
    Reduce hallucinationsIncrease output consistencyMitigate jailbreaksStreaming refusalsReduce prompt leakKeep Claude in character
    Administration and monitoring
    Admin API overviewUsage and Cost APIClaude Code Analytics API
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    Build with Claude

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    Claude Developer Platform

    Get started

    Make your first API call in minutes.

    Features overview

    Explore the advanced features and capabilities now available in Claude.

    What's new in Claude 4.5

    Discover the latest advancements in Claude 4.5 models.

    API reference

    Integrate and scale using our API and SDKs.

    Claude Console

    Craft and test powerful prompts directly in your browser.

    Release notes

    Learn about changes and new features in the Claude Developer Platform.

    Claude Code

    Claude Code quickstart

    Get started with Claude Code.

    Claude Code reference

    Consult the Claude Code reference documentation for details on feature implementation and configuration.

    Claude Code changelog

    Learn about changes and new features in Claude Code.

    Learning resources

    Anthropic Courses

    Explore Anthropic's educational courses and projects.

    Claude Cookbook

    See replicable code samples and implementations.

    Claude Quickstarts

    Deployable applications built with our API.