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Telemetry and egress Claude Documentation · in the page third-party/claude-desktop/telemetry …n the device that prints the headers as a JSON object, for example `{"Authorization":"Bearer <token>"}` * **[`otlpAuthMode`](https://claude.com/docs/third-party/claude-desktop/configuration#otlpauthmo… Deploy Claude Desktop on 3P with Google Cloud's Agent Platform Claude Documentation · in the page third-party/claude-desktop/vertex …the differences. ### Workforce Identity sign-in Claude Desktop runs authorization code with PKCE directly against **your** IdP. The IdP's ID token is then exchanged at Google's Security Token Servic… Web search and web fetch Claude Documentation · in the page third-party/claude-desktop/web-tools …- | | `brave` | `{"X-Subscription-Token": "<key>"}` | | `tavily` | `{"Authorization": "Bearer <key>"}` | | `exa` | `{"x-api-key": "<key>"}` | | `custom` | Whatever your search server expects | You ca… Group Charter Template Model Context Protocol · in the page community/charter-template …| ------ | ---- | | | | | | | ## Authority & Decision Rights (WG only) {/* The progression from lazy consensus to vote to escalation is defined at /community/work… Contributor Ladder Model Context Protocol · in the page community/contributor-ladder …fication Enhancement Proposal (SEP), and is changed by a Process SEP. Authority between roles is defined in [Governance](https://modelcontextprotocol.io/community/governance.md#roles), and the group-l… Feature Lifecycle and Deprecation Model Context Protocol · in the page community/feature-lifecycle …after the window elapses. When the deprecation SEP is accepted, its author makes the following changes to the draft specification in the SEP's pull request, and the sponsor verifies them before sett… Governance and Stewardship Model Context Protocol · in the page community/governance …ions will be retained by the copyright holder as independent works of authorship and that no contributor or copyright holder will be required to assign copyrights to the project. Except as described… Agents Charter Model Context Protocol · in the page community/interest-groups/agents …n evaluated agent use cases raise tasks, transport, events, skills, authorization, metadata, or external-interoperability questions. * **Documentation**: Document agent-backed MCP use cases, findi… Enterprise Interest Group Charter Model Context Protocol · in the page community/interest-groups/enterprise …management, On-Behalf-Of (OBO) token exchange flows, and fine-grained authorization (Rich Authorization Requests). Gathering requirements to inform the Authorization IG and related SEPs. * **Identity… Financial Services Charter Model Context Protocol · in the page community/interest-groups/financial-services …amper-evident, portable records of what a tool call did, under what authority, and against which policy, so that MCP interactions can satisfy regulatory audit and incident-review obligations * **D… Scientific Computing Charter Model Context Protocol · in the page community/interest-groups/scientific-computing …up's use-case gathering, but building them is not protocol work * **Authorization and identity mechanics**: OAuth flows, scopes, and token handling belong to the [Authorization IG](https://modelco… Security Charter Model Context Protocol · in the page community/interest-groups/security …s for tamper-evident records of what a tool call did and under what authority, for compliance and incident review * **Transport-adjacent security**: secrets handling, process isolation, and unauthen… Tool Annotations Charter Model Context Protocol · in the page community/interest-groups/tool-annotations …ated group can bring. The IG gathers use cases from server and client authors, evaluates existing and proposed annotations, and considers the long-term future of the annotation model, including whethe… SEP Guidelines Model Context Protocol · in the page community/sep-guidelines …echnical specification of a feature or process and its rationale. Its author is responsible for building consensus and recording dissenting opinions. [SEP-1850](https://modelcontextprotocol.io/seps/18… MCP Apps Working Group Charter Model Context Protocol · in the page community/working-groups/apps …e SDK support (with the SDK WG). * **Documentation**: API references, authoring guidance, host integration guidance, starter resources, and examples. ### Out of Scope * **Core protocol ownership**:… File Uploads Charter Model Context Protocol · in the page community/working-groups/file-uploads …returns a file that is too large for a JSON-RPC message or that needs authorization to fetch. ## Scope ### In Scope * **Specification Work**: SEPs defining declarative file input descriptors on too… Filesystems Charter Model Context Protocol · in the page community/working-groups/filesystems …he adopted filesystem semantics in the specification, and give server authors guidance on choosing between a resource operation and a tool-based one. ### Out of Scope * A parallel `files/*` primit… Governance Working Group Charter Model Context Protocol · in the page community/working-groups/governance …e revisions go through WG consensus and Core Maintainer approval (see Authority & Decision Rights below). Pages with an owner assigned outside this WG, and the WG and IG charter pages gated to Core Ma… Infrastructure Charter Model Context Protocol · in the page community/working-groups/infrastructure …bership, permissions, and account provisioning. This includes letting authorized leads of MCP working groups invite contributors to the organization and manage access for their own groups, including c… Inspector V2 Working Group Charter Model Context Protocol · in the page community/working-groups/inspector-v2 …face area around client/app ergonomics and inspection workflows. * **[Authorization IG](https://modelcontextprotocol.io/community/interest-groups/auth.md)** — authentication flows exercised by Inspect… Interceptors Charter Model Context Protocol · in the page community/working-groups/interceptors …ps). * **Documentation**: Specification sections covering interceptor authoring, deployment models (in-process, sidecar, remote service), chain configuration, and migration guidance from ad-hoc middle… Progressive Disclosure Charter Model Context Protocol · in the page community/working-groups/progressive-disclosure …### Out of Scope * **Approving spec changes**: this WG does not have authority to approve protocol changes; recommendations flow through the SEP process * **Implementation mandates**: the group can d… Registry Charter Model Context Protocol · in the page community/working-groups/registry …Stacklok | [@rdimitrov](https://github.com/rdimitrov) | Initial | ## Authority & Decision Rights | Decision Type | Authority Level | | - | - | | Meeting logistics & scheduling | WG Leads (autonomous… SDK Working Group Charter Model Context Protocol · in the page community/working-groups/sdk …col/modelcontextprotocol/blob/main/MAINTAINERS.md). * **Specification authorship**: Protocol changes are proposed through the [SEP process](https://modelcontextprotocol.io/community/sep-guidelines.md)… Server Card Charter Model Context Protocol · in the page community/working-groups/server-card …mentation**: Specification sections and guidance covering Server Card authoring and consumption. ### Out of Scope * Changes to the MCP initialization handshake or transport layer. * A general-purpos… Skills Over MCP Charter Model Context Protocol · in the page community/working-groups/skills-over-mcp …**Documentation**: Specification sections and guidance covering skill authoring, discovery, and consumption ### Out of Scope * **Registry schema decisions**: Schema ownership belongs to the Regist… Tasks and Events Charter Model Context Protocol · in the page community/working-groups/tasks-events …icrosoft | [@CaitieM20](https://github.com/CaitieM20) | Initial | ## Authority & Decision Rights | Decision Type | Authority Level | | - | - | | Meeting logistics & scheduling | WG Leads (autonomous… Transports Charter Model Context Protocol · in the page community/working-groups/transports …rns. * SDK APIs and implementation details unrelated to transports. * Authorization protocol mechanics, credential and token semantics, application identity, and authorization policy. The WG coordin… Working Groups and Interest Groups Model Context Protocol · in the page community/working-interest-groups …tps://modelcontextprotocol.io/community/interest-groups/agents.md) * [Authorization](https://modelcontextprotocol.io/community/interest-groups/auth.md) * [Enterprise](https://modelcontextprotocol.io/c… Roadmap Model Context Protocol · in the page development/roadmap …om/pcarleton), [**Den Delimarsky**](https://github.com/localden) MCP authorization assumes a person with a browser at consent time. Increasingly the caller is an agent: a cloud workload with its own… Client Best Practices Model Context Protocol · in the page docs/2024-11-05/develop/clients/client-best-practices …erver, executes the tool call, and returns the result to the sandbox. Authorization tokens and credentials are held by the host and never exposed to the generated code. **The model** sees only what t… Connect to remote MCP Servers Model Context Protocol · in the page docs/2024-11-05/develop/connect-remote-servers …settings. This ensures Claude only performs actions you've explicitly authorized. , complementing the [MCP Authorization](https://modelcontextprotocol.io/specification/2025-03-26/basic/authorization.md) specification. This document ident… Client Best Practices Model Context Protocol · in the page docs/2025-03-26/develop/clients/client-best-practices …erver, executes the tool call, and returns the result to the sandbox. Authorization tokens and credentials are held by the host and never exposed to the generated code. **The model** sees only what t… Connect to remote MCP Servers Model Context Protocol · in the page docs/2025-03-26/develop/connect-remote-servers …settings. This ensures Claude only performs actions you've explicitly authorized. , complementing the [MCP Authorization](https://modelcontextprotocol.io/specification/2025-03-26/basic/authorization.md) specification. This document ident… Client Best Practices Model Context Protocol · in the page docs/2025-06-18/develop/clients/client-best-practices …handle the unstructured output downstream. The real fix is for server authors to provide `outputSchema`. * **Extract a typed result using a fast model**, for single-shot calls outside loops. Expose a… Connect to remote MCP Servers Model Context Protocol · in the page docs/2025-06-18/develop/connect-remote-servers …settings. This ensures Claude only performs actions you've explicitly authorized. , complementing the [MCP Authorization](https://modelcontextprotocol.io/specification/2025-06-18/basic/authorization.md) specification. This document ident… Client Best Practices Model Context Protocol · in the page docs/2025-11-25/develop/clients/client-best-practices …handle the unstructured output downstream. The real fix is for server authors to provide `outputSchema`. * **Extract a typed result using a fast model**, for single-shot calls outside loops. Expose a… Connect to remote MCP Servers Model Context Protocol · in the page docs/2025-11-25/develop/connect-remote-servers …settings. This ensures Claude only performs actions you've explicitly authorized. ![Tool permission configuration interface](https://mintcdn.com/mcp/cpXzQjUOzyH0mCNH/images/quickstart-remote/6-config…