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Or, for the model with the same capabilities and no access approval requirement: Claude Developer Platform · in the page about-claude/models/migration-guide …ng) results for the same text are higher, the 1M token context window holds less text, and a `max_tokens` limit tuned for Claude Sonnet 4.6 may truncate equivalent output. Per-token pricing is lower (… optimizing-for-cost-and-intelligence Claude Developer Platform · in the page about-claude/models/optimizing-for-cost-and-intelligence …atform.claude.com/docs/en/build-with-claude/compaction) with its threshold stops long loops from carrying their whole history forward. Defer tool definitions you are not using. Every tool definition… customer-support-chat Claude Developer Platform · in the page about-claude/use-case-guides/customer-support-chat …with st.spinner("Eva is thinking..."): response_placeholder = st.empty() full_response = chatbot.process_user_input(user_msg) response_placeholder.mark… Create an instance of the Claude API client Claude Developer Platform · in the page about-claude/use-case-guides/ticket-routing …/en/test-and-evaluate/develop-tests) with measurable benchmarks, thresholds, and goals. Here are some standard criteria and benchmarks when using LLMs for support ticket routing: <AccordionGroup>… concepts Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/concepts …ificate signed by a CA you registered on the tunnel. Because only you hold the private key, the transport provider cannot read request or response payloads. | the inner TLS handshake… console Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/console …count on the section header increments. </Step> </Steps> A tunnel holds up to two active certificates so you can rotate without downtime: register the new certificate alongside the old one, redepl… deploy-helm Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/deploy-helm …at rest is the `mcp-tunnel` Secret the setup component creates, which holds the tunnel token and TLS private keys. Apply your organization's standard practices for protecting Kubernetes Secrets to thi… overview Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/overview …ause the proxy terminates inner TLS using a certificate that only you hold, Cloudflare cannot read request or response payloads. Anthropic does not connect to a tunnel until a CA certificate is regist… reference Claude Developer Platform · in the page agents-and-tools/mcp-tunnels/reference …Upload with `POST /v1/tunnels/{tunnel_id}/certificates`. A tunnel can hold up to two active CA certificates at a time, which allows zero-downtime rotation. * PEM-encoded, single certificate, up to 8… advisor-tool Claude Developer Platform · in the page agents-and-tools/tool-use/advisor-tool …visor-output) on the tool definition, and omit it when you do not. It holds the advisor sub-call's stop reason, typically `"end_turn"`, or `"max_tokens"` when the cap is hit. The values match the top-… browser-use-tool Claude Developer Platform · in the page agents-and-tools/tool-use/browser-use-tool …nk \"Pricing\" [ref_5]" } ] } ] } ``` Claude now holds references it can act on, so its next turn can click `ref_2` to open the getting-started page, with no need to locate the li… build-a-tool-using-agent Claude Developer Platform · in the page agents-and-tools/tool-use/build-a-tool-using-agent …ool: the definition carries the JSON Schema // and the Run callback holds the implementation. Throwing an exception sends // the message back to Claude as a tool result with is_error set. var cr… computer-use-tool Claude Developer Platform · in the page agents-and-tools/tool-use/computer-use-tool …ck that carries `"toolset_name": "computer"`, and the block's `input` holds only that member's parameters, with no `action` field. The toolset has 17 member tools: | Member… fine-grained-tool-streaming Claude Developer Platform · in the page agents-and-tools/tool-use/fine-grained-tool-streaming …k_start` event contains `input: {}` (an empty object). This is a placeholder. The actual input arrives as a series of `input_json_delta` events, each carrying a `partial_json` string fragment. To asse… server-tools Claude Developer Platform · in the page agents-and-tools/tool-use/server-tools …web_fetch` entries of the agent toolset. On Managed Agents, each list holds at most 64 entries, domains listed for `web_fetch` cannot include a path, and fields specific to the Messages API tools, suc… tool-reference Claude Developer Platform · in the page agents-and-tools/tool-use/tool-reference …ber name and whose `toolset_name` is `computer` or `browser`; `input` holds that member's parameters and no `action` field. Dispatch on the `toolset_name` and `name` pair, because a custom tool may sh… Log at info level Claude Developer Platform · in the page agents-and-tools/tool-use/tool-runner …ction-sdk), which generates summaries when token usage exceeds a threshold so the conversation can continue beyond context window limits. Both SDKs have deprecated this client-side option in favor of… tool-search-tool Claude Developer Platform · in the page agents-and-tools/tool-use/tool-search-tool …. Never return a `tool_result` for its `srvtoolu_...` ID. The `input` holds the search (`pattern` for the regex variant, `query` for BM25) and may include an optional `limit`, an integer from 1 to 10,… troubleshooting-tool-use Claude Developer Platform · in the page agents-and-tools/tool-use/troubleshooting-tool-use …e or place the `cache_control` breakpoint before the variation point; hold the thinking configuration and effort level constant for the life of a cached conversation. See [Tool use with prompt caching… Admin Claude Developer Platform · in the page api/admin …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Analytics Claude Developer Platform · in the page api/admin/analytics …luding intervals with no data (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Connectors Claude Developer Platform · in the page api/admin/analytics/connectors …onnector id here instead of a readable name; `connector_display_name` holds the resolved name for those rows. - `cowork_metrics: object` Cowork activity metrics for a single connector on a… Get Connector Usage Claude Developer Platform · in the page api/admin/analytics/connectors/list …onnector id here instead of a readable name; `connector_display_name` holds the resolved name for those rows. - `cowork_metrics: object` Cowork activity metrics for a single connector on a… Cost Claude Developer Platform · in the page api/admin/analytics/cost …luding intervals with no data (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Get Cost Over Time Claude Developer Platform · in the page api/admin/analytics/cost/list …luding intervals with no data (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Skills Claude Developer Platform · in the page api/admin/analytics/skills …user-defined) skills — their names are not disclosed to analytics-key holders — and null when `skill_name` is already a display name, when the skill was deleted, or when display-name resolution is not… Get Skill Usage Claude Developer Platform · in the page api/admin/analytics/skills/list …user-defined) skills — their names are not disclosed to analytics-key holders — and null when `skill_name` is already a display name, when the skill was deleted, or when display-name resolution is not… Usage Claude Developer Platform · in the page api/admin/analytics/usage …luding intervals with no data (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Get Token Usage Over Time Claude Developer Platform · in the page api/admin/analytics/usage/list …luding intervals with no data (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Cost Report Claude Developer Platform · in the page api/admin/cost_report …uding intervals with no costs (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Get Cost Report Claude Developer Platform · in the page api/admin/cost_report/retrieve …uding intervals with no costs (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… MCP Tunnels Claude Developer Platform · in the page api/admin/mcp_tunnels …n exactly one X.509 certificate and no private-key material. A tunnel holds at most two non-archived certificates. #### Path parameters - `tunnel_id: string` ID of the Tunnel. #### Headers - `"… Tunnel Certificates Claude Developer Platform · in the page api/admin/mcp_tunnels/tunnel_certificates …n exactly one X.509 certificate and no private-key material. A tunnel holds at most two non-archived certificates. ### Path parameters - `tunnel_id: string` ID of the Tunnel. ### Headers - `"an… Create Tunnel Certificate Claude Developer Platform · in the page api/admin/mcp_tunnels/tunnel_certificates/create …n exactly one X.509 certificate and no private-key material. A tunnel holds at most two non-archived certificates. ## Path parameters - `tunnel_id: string` ID of the Tunnel. ## Headers - `"anth… Service Accounts Claude Developer Platform · in the page api/admin/service_accounts …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Workspaces Claude Developer Platform · in the page api/admin/service_accounts/workspaces …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Add Workspace To Service Account Claude Developer Platform · in the page api/admin/service_accounts/workspaces/create …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… List Workspaces For Service Account Claude Developer Platform · in the page api/admin/service_accounts/workspaces/list …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `… Usage Report Claude Developer Platform · in the page api/admin/usage_report …uding intervals with no usage (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Get Messages Usage Report Claude Developer Platform · in the page api/admin/usage_report/retrieve_messages …uding intervals with no usage (their `results` list is empty). A page holds at most `limit` buckets. - `ending_at: string` End of the time bucket (exclusive) in RFC 3339 format. for… Workspaces Claude Developer Platform · in the page api/admin/workspaces …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Service Accounts Claude Developer Platform · in the page api/admin/workspaces/service_accounts …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Create Service Account Workspace Member Claude Developer Platform · in the page api/admin/workspaces/service_accounts/create …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… List Service Account Workspace Members Claude Developer Platform · in the page api/admin/workspaces/service_accounts/list …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `… Get Service Account Workspace Member Claude Developer Platform · in the page api/admin/workspaces/service_accounts/retrieve …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Update Service Account Workspace Member Claude Developer Platform · in the page api/admin/workspaces/service_accounts/update …ole of the service account in this workspace. Service accounts cannot hold the `workspace_billing` role. - `"workspace_admin"` - `"workspace_billing"` - `"workspace_developer"` - `"workspa… Beta Claude Developer Platform · in the page api/beta …cally compact older context when reaching the configured trigger threshold. - `type: "compact_20260112"` - `instructions: optional string or null` Additional instructions for su… Deployments Claude Developer Platform · in the page api/beta/deployments …ument. - `BetaManagedAgentsRedactedBlock object` Placeholder for content withheld by Anthropic model policy. - `type: "redacted"` - `type: "user.message"` - `BetaManag… Archive Deployment Claude Developer Platform · in the page api/beta/deployments/archive …t. - `BetaManagedAgentsRedactedBlock object` Placeholder for content withheld by Anthropic model policy. - `type: "redacted"` - `type: "user.message"` - `Bet… Create Deployment Claude Developer Platform · in the page api/beta/deployments/create …ument. - `BetaManagedAgentsRedactedBlock object` Placeholder for content withheld by Anthropic model policy. - `type: "redacted"` - `type: "user.message"` - `BetaManag…