1,167 pages for default.
Titles and paths first, then pages whose text carries it. Each row opens that page as this site last read it.
SEP-1034: Support default values for all primitive types in elicitation schemas
Model Context Protocol · title
seps/1034--support-default-values-for-all-primitive-types-in
SEP-1613: Establish JSON Schema 2020-12 as Default Dialect for MCP
Model Context Protocol · title
seps/1613-establish-json-schema-2020-12-as-default-dialect-f
model-deprecations
Claude Developer Platform · in the page
about-claude/model-deprecations
…Returns a 400 error. Earlier API versions return it when set to a non-default value on Claude 4.7 and later models and [Claude Mythos Preview](https://anthropic.com/glasswing). | Omit and use [prompti…
choosing-a-model
Claude Developer Platform · in the page
about-claude/models/choosing-a-model
…laude Fable 5.1, Claude Opus 5, and Claude Sonnet 5.5, start with the default (`high`) and adjust up or down based on your evals. On Claude Opus 5.5 and Claude Haiku 5.5 the default is `medium`; start…
Or, for the model with the same capabilities and no access approval requirement:
Claude Developer Platform · in the page
about-claude/models/migration-guide
…s://platform.claude.com/docs/en/build-with-claude/context-windows) by default, and up to 128k output tokens per request. * **Pricing:** $10 USD per million input tokens and $50 USD per million output…
optimizing-for-cost-and-intelligence
Claude Developer Platform · in the page
about-claude/models/optimizing-for-cost-and-intelligence
…you lowered effort, restore it; otherwise try the next tier up at its default effort | [Tune effort](https://platform.claude.com/docs/en/about-cl…
pricing
Claude Developer Platform · in the page
about-claude/pricing
…mium over global endpoints. The Claude API (first-party) is global by default; for first-party data residency options and pricing, see [Data residency pricing](https://platform.claude.com/docs/en/abou…
content-moderation
Claude Developer Platform · in the page
about-claude/use-case-guides/content-moderation
…a violation, get the categories and explanation; otherwise, use empty defaults violated_categories = assessment.get("categories", []) if contains_violation else [] explanation = assessment…
customer-support-chat
Claude Developer Platform · in the page
about-claude/use-case-guides/customer-support-chat
…d: $%.2f per month".formatted(premium); } default -> throw new IllegalArgumentException("An unexpected tool was used"); }; } } ``` ```php PHP use A…
ticket-routing
Claude Developer Platform · in the page
about-claude/use-case-guides/ticket-routing
…with outliers and ambiguous inputs, frequently misclassifying them or defaulting to a catch-all category. Claude's natural language processing capabilities allow it to better interpret context and nua…
PDF Processing
Claude Developer Platform · in the page
agents-and-tools/agent-skills/best-practices
…every token competes with conversation history and other context. **Default assumption:** Claude is already very smart Only add context Claude doesn't already have. Challenge each piece of informat…
claude-api-skill
Claude Developer Platform · in the page
agents-and-tools/agent-skills/claude-api-skill
…_config.effort` starting point for the target model (for example, the default `high` on Claude Opus 5, and `xhigh` for coding and agentic use cases on Claude Opus 4.8 and Claude Opus 4.7) * **Prompt-b…
mcp-connector
Claude Developer Platform · in the page
agents-and-tools/mcp-connector
…Basic example This example enables all tools from an MCP server with default configuration: <CodeGroup> ```bash cURL curl https://api.anthropic.com/v1/messages \ -H "Content-Type: applicatio…
concepts
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/concepts
…ace:manage_tunnels` scope. | Managed mode (`setup.enabled: true`, the default) | **With programmatic access** | | **Manual** | You copy the tunnel token from the Claude Console, genera…
console
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/console
…n, and manage certificates. Organization admins and owners have it by default; custom roles and per-account grants can also include it. Roles without it have read-only access to the **MCP tunnels** pa…
Edit docker-compose.yaml: increment the integer in the setup service's
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/deploy-compose
…deration rule is scoped to a workspace other than your organization's default, also set `ANTHROPIC_WORKSPACE_ID=wrkspc_...`; the setup component uses the default workspace otherwise. An auto-created t…
deploy-helm
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/deploy-helm
…unnel-setup` | | Audience | `api.anthropic.com` (the chart's default; no scheme) | | Scope | `workspace:manage_tunnels` | <Note> The ch…
quickstart
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/quickstart
…to the [MCP tunnels](https://platform.claude.com/settings/workspaces/default/mcp-tunnels) page (`platform.claude.com/settings/workspaces/default/mcp-tunnels`). Each tunnel belongs to one workspace. S…
reference
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/reference
…| Default | | --------------------------------- | ------------------------------------------…
security
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/security
…unnels) to try them. </Note> The tunnel architecture provides strong defaults (outbound-only connectivity, end-to-end encryption, and IP validation), but the overall security of your [tunnel stack](h…
troubleshooting
Claude Developer Platform · in the page
agents-and-tools/mcp-tunnels/troubleshooting
…WKS, lifetime) are the same. Tunnels-specific causes: * The chart's default audience is `api.anthropic.com` (no scheme). If your rule's audience is `https://api.anthropic.com`, set `api.wif.audience…
advisor-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/advisor-tool
…the executor. ## Tool parameters | Parameter | Type | Default | Description…
bash-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/bash-tool
…end ``` </CodeGroup> The records go to `stderr` by default; point them at a file or your logging pipeline to keep them. Include whatever ties the record to the request in your appli…
browser-use-sdk
Claude Developer Platform · in the page
agents-and-tools/tool-use/browser-use-sdk
…member as implemented, so Claude is offered every member that's on by default. The `MyBrowser` in the [advanced example](https://platform.claude.com/docs/en/agents-and-tools/tool-use/browser-use-sdk#q…
browser-use-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/browser-use-tool
…er_toolset_20260801` entry in `tools` gives Claude 27 member tools by default, such as `navigate`, `read_page`, `left_click`, and `screenshot`, plus four more when you [enable optional members](https:…
computer-use-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/computer-use-tool
…text or specific UI elements that aren't legible at the screenshot's default resolution, such as file names in a sidebar, tab titles, status-bar text, line numbers, or button labels. If Claude isn't…
define-tools
Claude Developer Platform · in the page
agents-and-tools/tool-use/define-tools
…", "name": "..."}` fail, whereas `tool_choice: {"type": "auto"}` (the default) and `tool_choice: {"type": "none"}` still work: | Model or setting…
memory-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/memory-tool
…Sprintf("Successfully renamed %s to %s", cmd.OldPath, cmd.NewPath) default: return "Error: unknown command " + cmd.Command } } func main() { client := anthropic.NewClient() tools…
overview
Claude Developer Platform · in the page
agents-and-tools/tool-use/overview
…l.io/docs/develop/build-client). ## When Claude uses tools With the default `tool_choice` of `{"type": "auto"}`, Claude determines on each turn whether to call a tool or respond directly. It calls a…
parallel-tool-use
Claude Developer Platform · in the page
agents-and-tools/tool-use/parallel-tool-use
…ool calls, with message-history guidance and troubleshooting. --- By default, Claude may call multiple tools in a single response. This page covers how to run those calls, how to format the message h…
Process results programmatically
Claude Developer Platform · in the page
agents-and-tools/tool-use/programmatic-tool-calling
…ues:** * `["direct"]` - Claude is guided to call this tool directly (default if omitted). * `["code_execution_20260120"]` - Claude is guided to call this tool only from within code execution. * `["di…
server-tools
Claude Developer Platform · in the page
agents-and-tools/tool-use/server-tools
…and later versions with dynamic filtering are **not** ZDR-eligible by default because dynamic filtering relies on code execution internally. To use a `_20260209` or later server tool with ZDR, disabl…
text-editor-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/text-editor-tool
…ap<String, Object> input) { var command = (String) input.getOrDefault("command", ""); var filePath = (String) input.getOrDefault("path", ""); if (command.equals("view")) {…
tool-reference
Claude Developer Platform · in the page
agents-and-tools/tool-use/tool-reference
…pts only `enabled` and `defer_loading`. * A member you omit keeps its defaults. An absent value, `{}`, and a restated default are equivalent. * An unknown member name or any other field in a member's…
Log at info level
Claude Developer Platform · in the page
agents-and-tools/tool-use/tool-runner
…San Francisco, CA"), unit: z.enum(["celsius", "fahrenheit"]).default("fahrenheit").describe("Temperature unit") }), run: async (input) => { return JSON.stringify({ tempera…
tool-search-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/tool-search-tool
…and returns the matching tools as `tool_reference` blocks (up to 5 by default, although Claude can set a `limit` in its search input). 6. The API automatically expands these references into full tool…
tool-use-with-prompt-caching
Claude Developer Platform · in the page
agents-and-tools/tool-use/tool-use-with-prompt-caching
…onfig.effort` | Same as thinking parameters; setting the model's default explicitly is equivalent to omitting it…
web-fetch-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/web-fetch-tool
…error with the `max_uses_exceeded` error code. There is currently no default limit. ### Domain filtering For domain filtering with `allowed_domains` and `blocked_domains`, see [Server tools](https:…
web-search-tool
Claude Developer Platform · in the page
agents-and-tools/tool-use/web-search-tool
…n `web_search_20260209` and later, the tool's `allowed_callers` field defaults to `["code_execution_20260120"]`, and when dynamic filtering runs, the API provisions the code execution it needs for the…
Beta
Claude Developer Platform · in the page
api/beta
…Beta API Error - `BetaAPIError object` - `type: "api_error"` default: api_error - `message: string` default: Internal server error ### Beta Authentication Error - `BetaAuthenticatio…
Agents
Claude Developer Platform · in the page
api/beta/agents
…or `{"type": "high"}`. On create, omitting it resolves the per-model default; on update, omitting it leaves the stored value unchanged. - `"low"` Low effort. Favors latency over reaso…
Archive Agent
Claude Developer Platform · in the page
api/beta/agents/archive
…m`, `high`, `xhigh`, `max`. Always present; resolved to the per-model default at save time when not supplied. - `BetaManagedAgentsEffortLow object` Low effort. Favors latency over reas…
Create Agent
Claude Developer Platform · in the page
api/beta/agents/create
…or `{"type": "high"}`. On create, omitting it resolves the per-model default; on update, omitting it leaves the stored value unchanged. - `"low"` Low effort. Favors latency over reaso…
List Agents
Claude Developer Platform · in the page
api/beta/agents/list
…de_archived: optional boolean` Include archived agents in results. Defaults to false. - `limit: optional number` Maximum results per page. Default 20, maximum 100. format: int32 - `page: op…
Get Agent
Claude Developer Platform · in the page
api/beta/agents/retrieve
…m`, `high`, `xhigh`, `max`. Always present; resolved to the per-model default at save time when not supplied. - `BetaManagedAgentsEffortLow object` Low effort. Favors latency over reas…
Update Agent
Claude Developer Platform · in the page
api/beta/agents/update
…o preserve; send null or `{"type": "service_account"}` to restore the default. - `BetaManagedAgentsAWSRoleExecutionIdentityParams object` An AWS IAM role principal. - `type: "aws_role"`…
Versions
Claude Developer Platform · in the page
api/beta/agents/versions
…y parameters - `limit: optional number` Maximum results per page. Default 20, maximum 100. format: int32 - `page: optional string` Opaque pagination cursor. ### Headers - `"anthropic-vers…
List Agent Versions
Claude Developer Platform · in the page
api/beta/agents/versions/list
…y parameters - `limit: optional number` Maximum results per page. Default 20, maximum 100. format: int32 - `page: optional string` Opaque pagination cursor. ## Headers - `"anthropic-versi…
Deployment Runs
Claude Developer Platform · in the page
api/beta/deployment_runs
…mit for all. - `limit: optional number` Maximum results per page. Default 20, maximum 1000. format: int32 - `page: optional string` Opaque pagination cursor. Pass `next_page` from the previ…
List Deployment Runs
Claude Developer Platform · in the page
api/beta/deployment_runs/list
…mit for all. - `limit: optional number` Maximum results per page. Default 20, maximum 1000. format: int32 - `page: optional string` Opaque pagination cursor. Pass `next_page` from the previ…