174 pages for claude-sonnet-5-5.

prompting-claude-sonnet-5-5 Claude Developer Platform · title build-with-claude/prompt-engineering/prompting-claude-sonnet-5-5 claude-sonnet-5-5 Claude Developer Platform · title release-notes/system-prompts/claude-sonnet-5-5 model-deprecations Claude Developer Platform · in the page about-claude/model-deprecations …d | April 14, 2026 | June 15, 2026 | | claude-sonnet-5-5 | Active | N/A | Not sooner than September 28, 2027 | | claude-sonnet-5… optimizing-for-cost-and-intelligence Claude Developer Platform · in the page about-claude/models/optimizing-for-cost-and-intelligence …work ([Introducing Claude Sonnet 5.5](https://www.anthropic.com/news/claude-sonnet-5-5)). * Where older models already solve most tasks, the cost of each attempt decides the saving: on the SWE-bench… PDF Processing Claude Developer Platform · in the page agents-and-tools/agent-skills/overview …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… mcp-connector Claude Developer Platform · in the page agents-and-tools/mcp-connector …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… overview Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/overview …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… advisor-tool Claude Developer Platform · in the page agents-and-tools/tool-use/advisor-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… bash-tool Claude Developer Platform · in the page agents-and-tools/tool-use/bash-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… browser-use-sdk Claude Developer Platform · in the page agents-and-tools/tool-use/browser-use-sdk …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-opus-4-8 supportedPlatforms: Claude API: beta… browser-use-tool Claude Developer Platform · in the page agents-and-tools/tool-use/browser-use-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-opus-4-8 supportedPlatforms: Claude API: stable… code-execution-tool Claude Developer Platform · in the page agents-and-tools/tool-use/code-execution-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… computer-use-tool Claude Developer Platform · in the page agents-and-tools/tool-use/computer-use-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… define-tools Claude Developer Platform · in the page agents-and-tools/tool-use/define-tools …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… fine-grained-tool-streaming Claude Developer Platform · in the page agents-and-tools/tool-use/fine-grained-tool-streaming …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… memory-tool Claude Developer Platform · in the page agents-and-tools/tool-use/memory-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… parallel-tool-use Claude Developer Platform · in the page agents-and-tools/tool-use/parallel-tool-use …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… Process results programmatically Claude Developer Platform · in the page agents-and-tools/tool-use/programmatic-tool-calling …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-opus-4-8 - claude-opus-4-7 - claude-opus-4-6… strict-tool-use Claude Developer Platform · in the page agents-and-tools/tool-use/strict-tool-use …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… text-editor-tool Claude Developer Platform · in the page agents-and-tools/tool-use/text-editor-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… Log at info level Claude Developer Platform · in the page agents-and-tools/tool-use/tool-runner …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… tool-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/tool-search-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… web-fetch-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-fetch-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… web-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/web-search-tool …claude-mythos-preview - claude-opus-5-5 - claude-opus-5 - claude-sonnet-5-5 - claude-sonnet-5 - claude-haiku-5-5 - claude-haiku-4-5-20251001 - claude-opus-4-8 - claude-… Beta Claude Developer Platform · in the page api/beta …t model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-fable-5-1… Agents Claude Developer Platform · in the page api/beta/agents …BetaManagedAgentsModel = "claude-fable-5-2" or "claude-haiku-5-5" or "claude-sonnet-5-5" or 15 more or string` The model that will power your agent. See [models](https://docs.anthropic.com/e… Archive Agent Claude Developer Platform · in the page api/beta/agents/archive …"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligence for… Create Agent Claude Developer Platform · in the page api/beta/agents/create …BetaManagedAgentsModel = "claude-fable-5-2" or "claude-haiku-5-5" or "claude-sonnet-5-5" or 15 more or string` The model that will power your agent. See [models](https://docs.anthropic.com/e… List Agents Claude Developer Platform · in the page api/beta/agents/list …"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligence for… Get Agent Claude Developer Platform · in the page api/beta/agents/retrieve …"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligence for… Update Agent Claude Developer Platform · in the page api/beta/agents/update …BetaManagedAgentsModel = "claude-fable-5-2" or "claude-haiku-5-5" or "claude-sonnet-5-5" or 15 more or string` The model that will power your agent. See [models](https://docs.anthropic.com/e… Versions Claude Developer Platform · in the page api/beta/agents/versions …"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligence for… List Agent Versions Claude Developer Platform · in the page api/beta/agents/versions/list …"` Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligence for… Messages Claude Developer Platform · in the page api/beta/messages …t model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-fable-5-1… Batches Claude Developer Platform · in the page api/beta/messages/batches …del for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-f… Create a Message Batch Claude Developer Platform · in the page api/beta/messages/batches/create …del for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-f… Retrieve Message Batch results Claude Developer Platform · in the page api/beta/messages/batches/results …model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-fable… Count tokens in a Message Claude Developer Platform · in the page api/beta/messages/count_tokens …t model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-fable-5-1… Create a Message Claude Developer Platform · in the page api/beta/messages/create …t model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-fable-5-1… Usage Report Claude Developer Platform · in the page api/beta/organization/usage_report …": 42, "currency": "USD" }, "model": "claude-sonnet-5-5", "tokens": { "cache_creation": 890, "cache_read": 3420, "input":… Get Claude Code Usage Report Claude Developer Platform · in the page api/beta/organization/usage_report/retrieve_claude_code …": 42, "currency": "USD" }, "model": "claude-sonnet-5-5", "tokens": { "cache_creation": 890, "cache_read": 3420, "input":… Sessions Claude Developer Platform · in the page api/beta/sessions …BetaManagedAgentsModel = "claude-fable-5-2" or "claude-haiku-5-5" or "claude-sonnet-5-5" or 15 more or string` The model that will power your agent. See [models](https://docs.anthrop… Archive Session Claude Developer Platform · in the page api/beta/sessions/archive …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligen… Create Session Claude Developer Platform · in the page api/beta/sessions/create …BetaManagedAgentsModel = "claude-fable-5-2" or "claude-haiku-5-5" or "claude-sonnet-5-5" or 15 more or string` The model that will power your agent. See [models](https://docs.anthrop… Events Claude Developer Platform · in the page api/beta/sessions/events …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful inte… List Events Claude Developer Platform · in the page api/beta/sessions/events/list …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful inte… Stream Events Claude Developer Platform · in the page api/beta/sessions/events/stream …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful inte… List Sessions Claude Developer Platform · in the page api/beta/sessions/list …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligen… Get Session Claude Developer Platform · in the page api/beta/sessions/retrieve …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful intelligen… Threads Claude Developer Platform · in the page api/beta/sessions/threads …Fastest model for high-volume, real-time tasks - `"claude-sonnet-5-5"` Efficient model for coding and agents - `"claude-opus-5-5"` Powerful inte…