425 pages for limits.

webhooks Claude Developer Platform · in the page managed-agents/webhooks …gent or an archived environment. Recoverable failures, including rate limits, don't pause the deployment. See [Failure behavior](https://platform.claude.com/docs/en/managed-agents/scheduled-deployment… Or, for Claude Mythos 5.1, which offers the same capabilities to verified organizations: Claude Developer Platform · in the page models/fable-5-1/migration-guide ….1 from Claude Fable 5 Migration is mostly drop-in. The API surface, limits, per-token pricing, tokenizer, always-on adaptive thinking, refusal handling, and `stop_details` categories all match Claud… overview Claude Developer Platform · in the page models/fable-5-1/overview …e: what it's for, model IDs on every platform, context window, output limits, pricing, availability, and resources for building with it." --- **Latest.** Released September 1, 2026. For demanding re… overview Claude Developer Platform · in the page models/fable-5/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Fable 5 is a legacy model, and Claude Fable 5.1 is the current Fable model." ---… overview Claude Developer Platform · in the page models/haiku-4-5/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Haiku 4.5 is a legacy model; Claude Haiku 5.5 is the current Haiku model." --- *… migration-guide Claude Developer Platform · in the page models/haiku-5-5/migration-guide …aiku-5-5-model-id). 2. Recount your prompts, and revisit `max_tokens` limits and cost estimates, because the same text counts as more tokens. See [Recount tokens](https://platform.claude.com/docs/en/m… overview Claude Developer Platform · in the page models/haiku-5-5/overview …e: what it's for, model IDs on every platform, context window, output limits, pricing, availability, and the guides and resources for building with it." --- **Latest.** Released October 7, 2026. For… whats-new-haiku-5-5 Claude Developer Platform · in the page models/haiku-5-5/whats-new-haiku-5-5 …ocs/en/models/haiku-5-5/migration-guide). For model IDs, pricing, and limits, see the [Claude Haiku 5.5 overview](https://platform.claude.com/docs/en/models/haiku-5-5/overview). For prompting guidance… overview Claude Developer Platform · in the page models/opus-4-5/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Opus 4.5 is a legacy model; Claude Opus 5.5 is the current Opus model." --- **Le… overview Claude Developer Platform · in the page models/opus-4-6/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Opus 4.6 is a legacy model; Claude Opus 5.5 is the current Opus model." --- **Le… overview Claude Developer Platform · in the page models/opus-4-7/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Opus 4.7 is a legacy model; Claude Opus 5.5 is the current Opus model." --- **Le… overview Claude Developer Platform · in the page models/opus-4-8/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Opus 4.8 is a legacy model; Claude Opus 5.5 is the current Opus model." --- **Le… overview Claude Developer Platform · in the page models/opus-5-5/overview …e: what it's for, model IDs on every platform, context window, output limits, pricing, availability, and the guides and resources for building with it." --- **Latest.** Released September 22, 2026.… whats-new-opus-5-5 Claude Developer Platform · in the page models/opus-5-5/whats-new-opus-5-5 …its default on this model is `medium`. For the context window, output limits, knowledge cutoff, and prices, see the [Claude Opus 5.5 model page](https://platform.claude.com/docs/en/models/opus-5-5/ove… overview Claude Developer Platform · in the page models/opus-5/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Opus 5 is a legacy model; Claude Opus 5.5 is the current Opus model." --- **Lega… Models overview Claude Developer Platform · in the page models/overview …## Using the Models API You can query model capabilities and token limits programmatically with the [Models API](https://platform.claude.com/docs/en/api/models/list). The response includes `max_inp… overview Claude Developer Platform · in the page models/sonnet-4-5/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Sonnet 4.5 is a deprecated model; Claude Sonnet 5.5 is the current Sonnet model."… overview Claude Developer Platform · in the page models/sonnet-4-6/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Sonnet 4.6 is a legacy model; Claude Sonnet 5.5 is the current Sonnet model." ---… migration-guide Claude Developer Platform · in the page models/sonnet-5-5/migration-guide ….com/docs/en/about-claude/pricing). For its context window and output limits, see the [Claude Sonnet 5.5 model page](https://platform.claude.com/docs/en/models/sonnet-5-5/overview). For features and p… overview Claude Developer Platform · in the page models/sonnet-5-5/overview …e: what it's for, model IDs on every platform, context window, output limits, pricing, availability, and the guides and resources for building with it." --- **Latest.** Released September 28, 2026.… whats-new-sonnet-5-5 Claude Developer Platform · in the page models/sonnet-5-5/whats-new-sonnet-5-5 …e text produces the same token counts. For the context window, output limits, knowledge cutoff, and prices, see the [Claude Sonnet 5.5 model page](https://platform.claude.com/docs/en/models/sonnet-5-5… overview Claude Developer Platform · in the page models/sonnet-5/overview …lifecycle status, model IDs on every platform, context window, output limits, pricing, and migration resources. Claude Sonnet 5 is a legacy model; Claude Sonnet 5.5 is the current Sonnet model." ---… overview Claude Developer Platform · in the page release-notes/overview …ted models](https://platform.claude.com/docs/en/managed-agents/dreams#limits). ### September 30, 2026 * In Python SDK 1.10.0, TypeScript SDK 0.130.0, C# SDK 12.52.0, Go SDK 1.77.0, Java SDK 2.67.0,… claude-fable-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-fable-5 …ons as a usable script for a bad-faith one. - When Claude declines or limits for child-safety reasons, it states the principle rather than the detection mechanics — not which cues tripped, where the l… claude-fable-5-1 Claude Developer Platform · in the page release-notes/system-prompts/claude-fable-5-1 …ons as a usable script for a bad-faith one. - When Claude declines or limits for child-safety reasons, it states the principle rather than the detection mechanics — not which cues tripped, where the l… claude-haiku-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-haiku-5-5 …laude within that product. For product or account questions (message limits, pricing, in-app how-tos, or anything related to Claude or Anthropic), Claude says it doesn't know and points to 'https://s… claude-opus-4-8 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-4-8 …laude within that product. For product or account questions (message limits, pricing, in-app how-tos, or anything related to Claude or Anthropic), Claude says it doesn't know and points to 'https://s… claude-opus-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-5 …laude within that product. For product or account questions (message limits, pricing, in-app how-tos, or anything related to Claude or Anthropic), Claude says it doesn't know and points to 'https://s… claude-opus-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-5-5 …laude within that product. For product or account questions (message limits, pricing, in-app how-tos, or anything related to Claude or Anthropic), Claude says it doesn't know and points to 'https://s… claude-sonnet-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-5 …laude within that product. For product or account questions (message limits, pricing, in-app how-tos, or anything related to Claude or Anthropic), Claude says it doesn't know and points to 'https://s… claude-sonnet-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-5-5 …laude within that product. For product or account questions (message limits, pricing, in-app how-tos, or anything related to Claude or Anthropic), Claude says it doesn't know and points to 'https://s… reduce-latency Claude Developer Platform · in the page test-and-evaluate/strengthen-guardrails/reduce-latency …not as effective a strategy as asking for paragraph or sentence count limits. </Tip> * **Set appropriate output limits:** Use the `max_tokens` parameter to set a hard limit on the maximum length of… Set up Claude Code for your organization Claude Code CLI · in the page admin-setup …model-config#organization-model-restrictions). * [Organization effort limits](/docs/en/model-config#organization-effort-limits): cap effort levels per role. Enforced server-side. None of these contro… Escalate hard decisions with the advisor tool Claude Code CLI · in the page advisor …**Subscription plans**: advisor usage counts toward your plan's usage limits, except that a Fable advisor bills to [usage credits](/docs/en/model-config#fable-and-usage-credits) on plans where Fable u… How the agent loop works Claude Code CLI · in the page agent-sdk/agent-loop …age that gives you programmatic control over tools, permissions, cost limits, and output. Both the TypeScript and Python SDKs bundle a native Claude Code binary, so most installs need no separate Cla… Use Claude Code features in the SDK Claude Code CLI · in the page agent-sdk/claude-code-features …and commands. To run without these, pass `settingSources: []`, which limits the agent to what you configure programmatically. Managed policy settings and the global `~/.claude.json` config are read r… Configure your agent Claude Code CLI · in the page agent-sdk/configuration …sessions: compose the options object, set the model, environment, and limits, and find each feature option's page. An Agent SDK session reads configuration from settings files, environment variables,… Track cost and usage Claude Code CLI · in the page agent-sdk/cost-tracking …s can add to `total_cost_usd`, set the [depth, concurrency, and spend limits](/docs/en/agent-sdk/subagents#cap-subagent-depth-concurrency-and-spend) on the query. ## Track per-step and per-model usag… Give Claude custom tools Claude Code CLI · in the page agent-sdk/custom-tools …ies only calls that match [as written](/docs/en/permissions#bash-rule-limits). | To remove a built-in entirely, omit it from `tools` or list its bare name in `disallowedTools` (Python: `disallowed_to… Hosting the Agent SDK Claude Code CLI · in the page agent-sdk/hosting …the SDK inside a sandboxed container for process isolation, resource limits, network control, and an ephemeral filesystem. Questions to answer when choosing a provider: * **Who runs the sandbox**:… Connect to external tools with MCP Claude Code CLI · in the page agent-sdk/mcp …t exceeds maximum allowed tokens The SDK applies the same MCP output limits as Claude Code. When a successful tool result with no image content is larger than 25,000 tokens, Claude Code saves the out… Agent SDK overview Claude Code CLI · in the page agent-sdk/overview …oes not allow third party developers to offer claude.ai login or rate limits for their products, including agents built on the Claude Agent SDK. Use the API key authentication methods described in the… Configure permissions Claude Code CLI · in the page agent-sdk/permissions …le. Calls matching `rm *` [as written](/docs/en/permissions#bash-rule-limits) are denied in every permission mode, including `bypassPermissions`. Other `Bash` calls, including `/bin/rm`, fall through… Agent SDK reference - Python Claude Code CLI · in the page agent-sdk/python …issions`, for the command [as written](/docs/en/permissions#bash-rule-limits). See [Permissions](/docs/en/agent-sdk/permissions#allow-and-deny-rules) | | `enable_file_checkpointing` | `bool` | `False`… Quickstart Claude Code CLI · in the page agent-sdk/quickstart …oes not allow third party developers to offer claude.ai login or rate limits for their products, including agents built on the Claude Agent SDK. Use the API key authentication methods described in thi… Securely deploying AI agents Claude Code CLI · in the page agent-sdk/secure-deployment …ommunicates through the mounted Unix socket below | | `--memory 2g` | Limits memory usage to prevent resource exhaustion | | `--pids-limit 100` | Limits process count to prevent fork bombs | | `--user… Subagents in the SDK Claude Code CLI · in the page agent-sdk/subagents …dle Claude Code v2.1.219 or later. On earlier releases, some of these limits are missing or default differently, so upgrade before you rely on them to bound a run. The [environment variable reference]… Scale to many tools with tool search Claude Code CLI · in the page agent-sdk/tool-search …ing system prompts](/docs/en/agent-sdk/modifying-system-prompts). ## Limits * **Maximum tools:** 10,000 tools in your catalog * **Search results:** returns up to five most relevant tools per search… Agent SDK reference - TypeScript Claude Code CLI · in the page agent-sdk/typescript …issions`, for the command [as written](/docs/en/permissions#bash-rule-limits). See [Permissions](/docs/en/agent-sdk/permissions#allow-and-deny-rules) | | `effort` | `'low' \| 'medium' \| 'high' \| 'xh… Handle approvals and user input Claude Code CLI · in the page agent-sdk/user-input …rently available in subagents spawned via the Agent tool * **Question limits**: each `AskUserQuestion` call supports 1-4 questions with 2-4 options each ## Other ways to get user input The `canUseTo…