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claude-haiku-4-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-haiku-4-5 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude should generally decline to pr… claude-haiku-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-haiku-5-5 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not provide synthesis, pr… claude-opus-4-6 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-4-6 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not write, explain, or wo… claude-opus-4-7 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-4-7 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not write, explain, or wo… claude-opus-4-8 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-4-8 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not write, explain, or wo… claude-opus-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-5 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not write, explain, or wo… claude-opus-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-5-5 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not provide synthesis, pr… claude-sonnet-4-6 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-4-6 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not write, explain, or wo… claude-sonnet-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-5 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude should generally decline to pr… claude-sonnet-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-5-5 …session summary shows Claude already helping — past assistance is not authorization, and a correct earlier refusal should not be reversed by an emotional appeal. Claude does not provide synthesis, pr… Track cost and usage Claude Code CLI · in the page agent-sdk/cost-tracking …`total_cost_usd` and `costUSD` fields are client-side estimates, not authoritative billing data. The SDK computes them locally from a price table bundled at build time, unless a [`modelPricing`](http… Intercept and control agent behavior with hooks Claude Code CLI · in the page agent-sdk/hooks …perations** before they execute, like destructive shell commands or unauthorized file access * **Log and audit** tool calls for compliance, debugging, or analytics * **Transform inputs and outputs** t… Connect to external tools with MCP Claude Code CLI · in the page agent-sdk/mcp …url: "https://api.example.com/mcp/sse", headers: { Authorization: `Bearer ${process.env.API_TOKEN}` } } }, allowedTools: ["mcp__remote-api__*"] } }; ``` ```… Modifying system prompts Claude Code CLI · in the page agent-sdk/modifying-system-prompts …main conversation * **Commit and pull request attribution**: the `Co-Authored-By` trailer and pull request footer from the [`attribution`](https://code.claude.com/docs/en/settings-reference#attributi… Observability with OpenTelemetry Claude Code CLI · in the page agent-sdk/observability …ttp://collector.example.com:4318", "OTEL_EXPORTER_OTLP_HEADERS": "Authorization=Bearer your-token", } async def main(): options = ClaudeAgentOptions(env=OTEL_ENV) async for message in qu… Agent SDK reference - Python Claude Code CLI · in the page agent-sdk/python …r `can_use_tool` handler is invoked, allowing you to implement custom authorization logic. Your `excludedCommands` entries instead take a call out of the sandbox with no model involvement; [`sandbox.… Extend agents with skills Claude Code CLI · in the page agent-sdk/skills …n invoke in Claude Agent SDK sessions, dispatch commands by name, and author skills your sessions discover Agent Skills extend Claude with specialized capabilities that Claude invokes when relevant.… Streaming Input Claude Code CLI · in the page agent-sdk/streaming-vs-single-mode …{ for await (const message of query({ prompt: "Now explain the authorization process", options: { continue: true, maxTurns: 5 } })) { if (message.type === "result" &&… Get structured output from agents Claude Code CLI · in the page agent-sdk/structured-outputs …a single structured response. The schema includes optional fields (`author` and `date`) since git blame information might not be available for all files. The agent fills in what it can find and omit… Agent SDK reference - TypeScript Claude Code CLI · in the page agent-sdk/typescript …. `version` repeats what the plugin's manifest declares and is plugin-author-controlled, so validate it before trusting it. It's omitted when the manifest declares none * `error_count`: the number of… Orchestrate teams of Claude Code sessions Claude Code CLI · in the page agent-teams …uch as session IDs and tmux pane IDs, so don't edit it by hand or pre-author it: your changes are overwritten on the next state update. To define reusable teammate roles, use [subagent definitions](#… Claude Code on Amazon Bedrock Claude Code CLI · in the page amazon-bedrock …erguide/count-tokens.html) in the AWS documentation, and the [service authorization reference](https://docs.aws.amazon.com/service-authorization/latest/reference/list_amazonbedrockpoweredbyawsmantle.h… Share session output as artifacts Claude Code CLI · in the page artifacts …der shows the artifact title acme-funnel-fix, a Share button, and the author avatar. The Share menu is open with the Always share latest version toggle, a version picker reading Sharing version 2, an… Authentication Claude Code CLI · in the page authentication …r setup. 2. `ANTHROPIC_AUTH_TOKEN` environment variable. Sent as the `Authorization: Bearer` header. Use this when routing through an [LLM gateway or proxy](https://code.claude.com/docs/en/llm-gateway… Configure auto mode Claude Code CLI · in the page auto-mode-config …ount as explicit intent. Asking Claude to "clean up the repo" doesn't authorize force-pushing, but asking Claude to "force-push this branch" does. To loosen, add to `allow` when the classifier repeat… Claude Code changelog Claude Code CLI · in the page changelog …is running" prompt for plugin monitors * Changed the built-in `plugin-authoring` skill to offer once, after a mod you built works, to help share the mod * Removed the Read tool's "file unchanged since… Push events into a running session with channels Claude Code CLI · in the page channels …d add your terminal. Without this, the server exits immediately with `authorization denied`. > > **2. Install the plugin** > > Start Claude Code by running `claude` in your terminal, then enter this a… Claude apps gateway for Amazon Bedrock, Claude Platform on AWS, Google Cloud, and Microsoft Foundry Claude Code CLI · in the page claude-apps-gateway …uch as PingFederate. The gateway runs standard OIDC discovery and the authorization-code flow against it. SAML and LDAP aren't supported. | | PostgreSQL 11 or later | Backs the device sign-in flow and… Claude apps gateway configuration Claude Code CLI · in the page claude-apps-gateway-config …`extra_auth_params` | No | Extra query parameters appended to the IdP authorization request, verbatim. This is the override mechanism for IdP-specific behavior, such as `access_type: offline` for Goog… Claude apps gateway deployment and operations Claude Code CLI · in the page claude-apps-gateway-deploy …dditionally requires `CLAUDE_GATEWAY_ALLOW_LOOPBACK=1` * Supports the authorization-code flow. PKCE (Proof Key for Code Exchange) is on by default; disable it with `oidc.use_pkce: false` for IdPs that… Deploy Claude apps gateway on AWS Claude Code CLI · in the page claude-apps-gateway-on-aws …gres" --vpc-id "$VPC_ID" \ --query GroupId --output text)" aws ec2 authorize-security-group-ingress --group-id "$ALB_SG" \ --protocol tcp --port 443 --cidr <your-corporate-cidr> aws ec2 authorize… Deploy Claude apps gateway on Google Cloud Claude Code CLI · in the page claude-apps-gateway-on-gcp …iner booted from its logs in Cloud Run. > > Update the OAuth client's authorized redirect URI to `<public_url>/oauth/callback` before the first sign-in. Redeploy after changing `public_url`, because t… Use Claude Code in the cloud Claude Code CLI · in the page claude-code-on-the-web …sions can reach | Best for | | :- | :- | :- | :- | | **GitHub App** | Authorize the Claude GitHub App during [web onboarding](https://code.claude.com/docs/en/web-quickstart.md) | Any public repository… Explore the .claude directory Claude Code CLI · in the page claude-directory …. Injection vulnerabilities (SQL, XSS, command) 2. Authentication and authorization gaps 3. Hardcoded secrets or credentials Use checklist.md in this skill directory for the full review checklist. R… Let Claude coordinate ongoing work with Projects Claude Code CLI · in the page claude-projects …and the project can't use the repository until they approve it. **3. Authorize SSO for organizations that enforce it** If a GitHub organization enforces SAML SSO, reconnect GitHub and authorize the… claude-tag Claude Code CLI · in the page claude-tag …href":"/claude-tag/admins/federated-access/gcp"},{"title":"Connect an authorization server","sidebarTitle":"Authorization server","href":"/claude-tag/admins/federated-access/authorization-server"},{"t… CLI reference Claude Code CLI · in the page cli-reference …claude.ai connector servers. Add `--no-browser` over SSH to print the authorization URL instead of opening a browser. For an HTTP or SSE server, paste the redirect URL back at the prompt. For a claude… Configure cloud environments Claude Code CLI · in the page cloud-environments …**: one row for the header that carries the key. The row already has `Authorization` as the **Header name** and `Bearer` as the **Prefix**; paste the key itself as the **Value**. For a header like `X-… Code Review Claude Code CLI · in the page code-review …tes are generated code, lockfiles, vendored dependencies, and machine-authored branches, along with anything your CI already enforces like linting or spellcheck. For paths that warrant some review but… Customize Code Review Claude Code CLI · in the page code-review-customize …rence from naming" cuts false positives that would otherwise cost the author a round trip. Some of these instructions [need the root file on a protected default branch](#which-branch-review-md-is-rea… Set up Code Review Claude Code CLI · in the page code-review-setup …Server, select your instance in the dialog first. GitHub asks you to authorize Claude, then returns you to the admin page with the **Add a repository** dialog open. If **Add a repository** opened st… Commands Claude Code CLI · in the page commands …| Authorize design-system access for `/design-sync` with your claude.ai account… Manage costs effectively Claude Code CLI · in the page costs …r organization's configured rates`. The figure is an estimate, so for authoritative billing see [Manage costs for your organization](#manage-costs-for-your-organization). ```text theme={null} Total c… Desktop application Claude Code CLI · in the page desktop …new review comments that someone other than you leaves. The comment's author has to be the repository's owner, an organization member, a collaborator, or a GitHub App. * **Merge when ready**: turns on… Claude Desktop on Linux (beta) Claude Code CLI · in the page desktop-linux …ty/claude-desktop/overview). For proxy servers and custom certificate authorities in those deployments, see [network configuration](https://code.claude.com/docs/en/network-config.md). ### Install fro… Environment variables Claude Code CLI · in the page env-vars …_AUTH_TOKEN` | Custom value for the `Authorization` header (the value you set here will be prefixed with `Bearer `)… Error reference Claude Code CLI · in the page errors …| | `rejected the credential from its headersHelper` / `rejected the Authorization header in its config` | [Authentication](#mcp-server-needs-you-to-sign-in-again) | | `(check the helper, then start… Claude Code GitHub Actions Claude Code CLI · in the page github-actions …te_users` and pass your own `github_token` input. Events that no user authors, such as a `schedule` trigger, skip this check. * **Human actor**: on every event, the Claude Code GitHub Action rejects a… Use Claude Code GitHub Actions with cloud providers Claude Code CLI · in the page github-actions-cloud-providers …b Action checks the commenter's write access, so the action rejects unauthorized users only after the workflow has generated an App token and signed in to your cloud provider, which leaves audit-log e… Claude Code with GitHub Enterprise Server Claude Code CLI · in the page github-enterprise-server …com`. If your GHES instance uses a self-signed or private certificate authority, paste the CA certificate in the optional field. **3. Create the GitHub App** Click **Continue to GitHub Enterprise**.…