585 pages for host.

Lazy authentication for MCP servers Claude Documentation · in the page connectors/building/lazy-authentication …share the `client_id` URL's origin * On the consent screen, name the host of the `client_id` URL as the app asking for access, not the document's `client_name`, because the document is self-asserted… Model Context Protocol (MCP) Claude Documentation · in the page connectors/building/mcp …he user's device | Desktop integrations, local tools | | Remote MCP | Hosted on the internet | Web services, cloud applications | ### Tools, resources, and prompts A server exposes its capabilities… Design guidelines Claude Documentation · in the page connectors/building/mcp-apps/design-guidelines …lay modes, mobile layout, visual style, interaction patterns, and the host's style variables. MCP Apps are interactive interfaces that appear within Claude's conversational flow. These guidelines are… Open external links from MCP Apps Claude Documentation · in the page connectors/building/mcp-apps/external-links …HTTPS origin | `https://docs.example.com` | Any `https://` URL whose hostname is exactly `docs.example.com`, case-insensitive. Subdomains don't match implicitly, so list each one you need. Port isn't… Get started with MCP Apps Claude Documentation · in the page connectors/building/mcp-apps/getting-started …e/mcp-remote).</Tip> ### Register tools and resources once for every host An MCP App can run in Claude and in other hosts that support MCP Apps from one codebase. On the server, register your tools… Supersede older widget instances Claude Documentation · in the page connectors/building/mcp-apps/instance-supersession …s an MCP App, Claude mounts a separate iframe in the conversation. No host API unmounts earlier instances when a newer one appears, so by default several live copies of the same widget stay in the con… Add an interactive UI to your MCP server Claude Documentation · in the page connectors/building/mcp-apps/quickstart …tooling. At the end your server advertises the UI the way an MCP Apps host expects, and you've checked that from the command line. This quickstart is for developers who finished the first quickstart… Blend your MCP App with Claude's theme Claude Documentation · in the page connectors/building/mcp-apps/transparent-theming …Make your MCP App's background transparent and style it with Claude's host style variables so it blends into the conversation in light and dark mode. Claude renders MCP Apps inside a sandboxed iframe… Build your first MCP server for Claude Claude Documentation · in the page connectors/building/quickstart …own product's tools, wrap in a [plugin](/docs/plugins/quickstart), or host for people on claude.ai. This quickstart is for developers who haven't built an MCP server before and want to see every piec… Submit a connector to the directory Claude Documentation · in the page connectors/building/submission …er the server is remote or local: * **Remote MCP servers**: internet-hosted servers that provide tools and data to Claude. Submit them through the [developer portal](https://claude.ai/directory/manag… Test your connector Claude Documentation · in the page connectors/building/testing …ing/quickstart) does, its DNS rebinding protection accepts only `localhost`, `127.0.0.1`, and `[::1]` in the `Host` header. A request that arrives with the tunnel's hostname in that header gets `403`… Troubleshoot your connector Claude Documentation · in the page connectors/building/troubleshooting …rts but doesn't complete, or your server URL redirects to a different host * [Unexpected error while invoking tool](#unexpected-error-while-invoking-tool): the connector is connected but a tool call f… Decide what to include in your plugin Claude Documentation · in the page connectors/building/what-to-build …ces your Claude plugin needs: an MCP connector backed by a server you host, skills, commands, agents, or UI, and how they're listed together. When you build for people who use Claude, you build a plu… Add a connector that isn't in the directory Claude Documentation · in the page connectors/custom/add-unlisted …## Choose a URL or a local install A connector by URL suits internet-hosted services and public APIs. A desktop extension suits access to local files or tools, sensitive enterprise data, and work tha… Get started with connectors Claude Documentation · in the page connectors/getting-started …st ask for details such as a server URL or the region your account is hosted in. Enter them and continue. On a Team or Enterprise plan, what you see depends on whether the connector has been adde… Authenticate to MCP servers behind a tunnel Claude Documentation · in the page connectors/mcp-tunnels/oauth …et or on your corporate network. It can't be a `tunnel.anthropic.com` hostname, because tunnel hostnames accept connections only from Claude * **Claude's servers** fetch the authorization server's met… MCP tunnels Claude Documentation · in the page connectors/mcp-tunnels/overview …at run inside your private network. You run a small tunnel stack on a host in your network, the stack opens an outbound-only connection to Anthropic, and Claude sends MCP requests to your servers over… Set up an MCP tunnel Claude Documentation · in the page connectors/mcp-tunnels/setup …someone who can deploy containers to a Kubernetes cluster or a Docker host inside your network. Read [MCP tunnels](/docs/connectors/mcp-tunnels/overview) first if the tunnel stack, the tunnel domain,… Troubleshoot MCP tunnels Claude Documentation · in the page connectors/mcp-tunnels/troubleshooting …ker compose up`. After a token rotation, restart cloudflared on every host with the new value * **A firewall**: a firewall is blocking outbound TCP and UDP on port 7844 to the edge ranges `198.41.192.… Microsoft 365 connector Claude Documentation · in the page connectors/microsoft/365 …), use that ID instead. The Claude Desktop local connector and a self-hosted server use their own app registrations. ## Troubleshooting If something isn't working, start with the case that matches w… Changelog Claude Documentation · in the page cowork/changelog …ts failing on corporate networks where the proxy is set by a one-word host name, and the sandbox being left without a proxy until the app restarted when the proxy auto-config (PAC) file failed to down… Run tasks in the background with Dispatch Claude Documentation · in the page cowork/guide/dispatch …When Claude Desktop is running, your computer registers as a Dispatch host. From the Claude mobile app, you can start a Dispatch conversation that runs on your desktop, then check results from either… Monitoring Claude Documentation · in the page cowork/monitoring …restricts network egress, Cowork automatically adds your collector's hostname to the session's egress allowlist. You don't need to add it at **Admin settings > Capabilities > Network egress**. </Note… Claude for Government changelog Claude Documentation · in the page government/changelog …se that supports the setting, the app asks your Claude for Government host for it instead of `downloads.claude.ai`, and keeps using the catalog it already has when the host has no copy. * Improved h… Manage plugins and connectors Claude Documentation · in the page government/config/plugins-and-connectors …added, so an entry in the marketplace listing that points to a plugin hosted elsewhere is skipped. The plugins you add from one archive are grouped under a **Tag**, prefilled from the marketplace's na… Available settings Claude Documentation · in the page government/config/settings …estriction. To restrict what Claude can do, for example which network hosts it can reach, use **Allowed network hosts** and the other settings on this page. <Note> **Set at the tenant and organizat… Set up the Microsoft 365 connector Claude Documentation · in the page government/connectors/microsoft-365 …Is unchecked. In the **Custom redirect URIs** box, enter `http://localhost` and select **Configure**. 3. Close the sidebar. A **Mobile and desktop applications** section now appears on the Authent… Connectors Claude Documentation · in the page government/connectors/overview …ign-in, a **Sign in to discover** option appears: confirm the sign-in host, sign in through the popup, and the probe runs again with that one-time credential. The credential is used once in your brows… Connect Claude Code to Claude for Government Claude Documentation · in the page government/deploy-claude-code/configure …port 443, and the user's browser must reach the Claude for Government host, its sign-in service, and your agency's identity provider, the same hosts that [Claude Desktop sign-in](/docs/government/depl… Connect Claude Desktop to Claude for Government Claude Documentation · in the page government/deploy-desktop/configure …* Claude Desktop on every device must reach the Claude for Government host over HTTPS on port 443. That one host carries the app's configuration and chat traffic. * **Browsers can reach sign-in.** Sig… Windows fleet checklist Claude Documentation · in the page government/deploy-desktop/windows-checklist …ch includes the components that the app otherwise downloads from that host, as listed under [Network access](#network-access). * **Nothing else to pre-install.** The `.msix` package is self-contained,… Deploy Claude for Microsoft 365 in Claude for Government Claude Documentation · in the page government/deploy-microsoft-365/configure …the Claude for Microsoft 365 manifest from your Claude for Government host and deploy the add-in to users from the Microsoft 365 admin center. > **Who this is for:** Microsoft 365 administrators who… Moving from Claude for Government Web Claude Documentation · in the page government/moving-from-web …s/government/deploy-desktop/configure#order-of-deployment). * **Which hosts must the firewall allow, and what if claude.ai is blocked?** See [Network egress, required domains, and proxies](/docs/gover… Compliance API Claude Documentation · in the page government/org-admin/compliance-api …## Calling the API Send a GET request to your Claude for Government host followed by the fixed path `/gateway-api/v1/compliance/activities`, with your key in the `x-api-key` header. The Claude for G… Security and data handling Claude Documentation · in the page government/security/security-and-data-handling …on disk. A mapped network drive on Windows is an exception: Claude's host-side file tools can read, write, and search it, but shell commands in the sandbox can reach it only if the drive was mapped a… Tenant restrictions Claude Documentation · in the page government/tenant-admin/tenant-restrictions …rved over HTTPS, your appliance must perform TLS inspection for these hosts so that it can add the header to the encrypted request. Requests that do not pass through your appliance (for example, from… Data storage and retention Claude Documentation · in the page office-agents/data-storage …ser does: it hands storage to the page's address, meaning its scheme, host, and port. The add-in's ID, version, and display name never enter the lookup, so a manifest is closer to a bookmark than to a… Use dictation in Claude for M365 Claude Documentation · in the page office-agents/dictation …r Outlook. It is not available in Office on the web because browser-hosted add-ins cannot access the microphone. On the web, use your operating system's built-in dictation or your Office applica… Use Claude for Outlook Claude Documentation · in the page office-agents/outlook …-licensed editions, Outlook on iOS, Outlook on Android, and mailboxes hosted on Exchange on-premises. Exchange Online through Microsoft 365 is required. ### Install for yourself <Steps> <Step titl… Use Claude for M365 with third-party platforms Claude Documentation · in the page office-agents/third-party-platforms …when | Purpose | | - | - | - | | `pivot.claude.ai` | Always | Add-in host serving task pane UI, analytics, icon search, skill downloads, and telemetry. | | `claude.ai` | Always | Anthropic OAuth sign… Work across M365 apps Claude Documentation · in the page office-agents/work-across-apps …s default to off. The toggle is per-device, so enable it in every host you want to coordinate from. </Step> </Steps> Once enabled, connected-app indicators appear in the sidebar when other Exce… Sync your organization's plugins from a repository Claude Documentation · in the page plugins/org-sync …tory](#give-organization-sync-access-to-your-repository) for your Git host, then check your `marketplace.json` against [the plugin sources that organization sync accepts](#plugin-sources-that-organiza… Plugin feature support across platforms Claude Documentation · in the page plugins/platform-support …](https://code.claude.com/docs/en/plugins/loading#synced-plugins) | | Hosts for a marketplace you add yourself | GitHub and GitHub Enterprise repositories, and public GitLab and Bitbucket repositories… Deploy with Enterprise Admin Console Claude Documentation · in the page third-party/claude-desktop/admin-console …Desktop 3P configuration centrally with the Enterprise Admin Console, hosted by Anthropic <Note> The Enterprise Admin Console for Desktop 3P is in beta. Contact your Anthropic representative to hav… Deploy Claude Desktop on 3P with Amazon Bedrock Claude Documentation · in the page third-party/claude-desktop/bedrock …AM Identity Center, assign the permission set to the AWS account that hosts Amazon Bedrock, and add the users or groups who should have access. </Step> <Step title="Record the values you need for… Deploy with a bootstrap server Claude Documentation · in the page third-party/claude-desktop/bootstrap # Deploy with a bootstrap server > Host an HTTPS endpoint that returns each user's configuration, for organizations without MDM or with role-based configuration too complex for per-group profiles <N… Built-in browser and Claude in Chrome Claude Documentation · in the page third-party/claude-desktop/browser ….com", "*.wiki.example.com"] } ``` If you use `block`, also list the hosts that your allowed sites load scripts, images, and data from, because every page in the pane loads content only from sites th… Built-in connectors Claude Documentation · in the page third-party/claude-desktop/built-in-connectors …ss through Anthropic's infrastructure. There is nothing to install or host on your side: a [`managedMcpServers`](/docs/third-party/claude-desktop/configuration#managedmcpservers) entry activates the s… Chat in Claude Desktop on 3P Claude Documentation · in the page third-party/claude-desktop/chat …inside a sandbox. Every fetch is checked against `coworkEgressAllowedHosts`; with no allowlist configured, fetch is disabled. See [Web fetch](/docs/third-party/claude-desktop/web-tools#web-fetch). |… Deploy Claude Desktop on 3P with the Claude API Claude Documentation · in the page third-party/claude-desktop/claude-api …erence directly to Anthropic's Claude API instead of a cloud-provider-hosted Claude deployment To use Anthropic's Claude API directly as the inference provider, set [`inferenceProvider`](/docs/third-…