770 pages for headers.

Plugin loading reference Claude Code CLI · in the page plugins/loading …Auto-update also skips a plugin whose marketplace entry declares a `headersHelper`. [Installs and updates that refuse a command instead of asking](/docs/en/plugins/host-marketplace.md#installs-and-u… Plugin manifest reference Claude Code CLI · in the page plugins/manifest-reference …hrough a shell Shell-form hook commands, monitor commands, and MCP [`headersHelper`](/docs/en/mcp#use-dynamic-headers-for-custom-authentication) reject `${user_config.*}`. A component that references… Marketplace reference Claude Code CLI · in the page plugins/marketplace-reference …ude Code doesn't read it. Requires Claude Code v2.1.222 or later | | `headers` | object | HTTP headers Claude Code sends when it downloads this entry's [archive](#archive-plugin-source). A header set… Use the mods API Claude Code CLI · in the page plugins/mods/api …tch(url, init)` over `http` or `https`. It resolves to `{ status, ok, headers, text }` once the body is read. | | `$.store` | A JSON key-value store of your plugin's own, kept between sessions | | `$.… Manage Claude Code plugins for your organization Claude Code CLI · in the page plugins/org …l": "https://plugins.example.com/marketplace.json" }`, with optional `headers`. * **`file` and `directory`**: `{ "source": "file", "path": "/opt/marketplace/marketplace.json" }` or `{ "source": "direc… Troubleshoot plugins Claude Code CLI · in the page plugins/troubleshooting …ed for it in settings (kind, target, or a fetch-shaping field such as headers / ref / path / sparsePaths)`. ### `Failed to install: <plugin> (<reason>)` You selected plugins to install in the `/plug… How Claude Code uses prompt caching Claude Code CLI · in the page prompt-caching …rward that header unchanged](/docs/en/llm-gateway-protocol.md#request-headers) * **[Claude apps gateway](/docs/en/claude-apps-gateway)**: ask your administrator to request the one-hour TTL in a [gatew… Configure server-managed settings Claude Code CLI · in the page server-managed-settings …urce that sets any of them as a unit. A source that delivers the `otelHeadersHelper` credential key claims the unit too, but lands these variables only when it is the selected source: a source that is… Claude Code settings Claude Code CLI · in the page settings …e. This value will be sent as `X-Api-Key` and `Authorization: Bearer` headers for model requests. Set the refresh interval with [`CLAUDE_CODE_API_KEY_HELPER_TTL_MS`](/docs/en/env-vars)… All settings Claude Code CLI · in the page settings-reference …rs) | Limit which env vars [HTTP hooks](/docs/en/hooks.md) can put in headers | Hooks and automation | Any file | | [`idleCompaction`](#idlecompaction) | Stop Claude Code from compacting a long conver… Troubleshoot installation and login Claude Code CLI · in the page troubleshoot-install …github.com/anthropics/claude-code/issues/38788). The binary's program headers changed in a way WSL1's loader can't handle. The cleanest fix is to convert your distribution to WSL2 from PowerShell: `… Week 23 · June 1–5, 2026 Claude Code CLI · in the page whats-new/2026-w23 …ets: environment-variable references are not expanded, and credential headers and URL secrets are redactedA failed Bash command in a parallel tool batch no longer cancels the others; each tool returns… Custom connectors Claude Documentation · in the page claude-science/custom-connectors …rt (**SSE** or **Streamable HTTP**), OAuth client settings, and the **Headers helper command**. For **Local command**, enter the command; **Advanced settings** covers arguments and environment variabl… Connect a service that isn't in the list Claude Documentation · in the page claude-tag/admins/connections/custom …e provider you pick doesn't fix its own hosts and paths. | | **Custom headers** | Any extra headers the API requires beyond the credential. Shown only for the Bearer credential type. | After saving,… Set up a skills repository Claude can update Claude Documentation · in the page claude-tag/admins/skills-repo …A one-off decision this channel made | | Tool-specific gotchas (auth headers, pagination, rate limits) | Who owns what in this team | Skills in the repository reach every channel under the scope. #… Authentication for connectors Claude Documentation · in the page connectors/building/authentication …-at-connection-time) | Contact `[email protected]` | | `static_headers` | Fixed credential (API key or bearer token) entered by an organization Owner as a request header when adding the connect… Lazy authentication for MCP servers Claude Documentation · in the page connectors/building/lazy-authentication …((err) => { console.error("mcp request error", err); if (!res.headersSent) { res.status(500).json({ jsonrpc: "2.0", error: { code: -32603, message: "Internal error" },… Add a connector that isn't in the directory Claude Documentation · in the page connectors/custom/add-unlisted …ses an API key, choose **No sign-in** and add the key under **Request headers**. Claude stores the key as the connector's credential For **OAuth client**, choose how Claude identifies itself to the s… Changelog Claude Documentation · in the page cowork/changelog …y dropped after Claude’s workspace failed to start. **3P** * Added `headersHelperArgs` and `envHelperArgs` to `managedMcpServers` entries: arguments for the entry’s `headersHelper` or `envHelper`, s… Monitoring Claude Documentation · in the page cowork/monitoring …* | Transport protocol | `http/json` or `http/protobuf` | | **OTLP headers** | Authentication headers for your collector | `Authorization=Bearer your-token` | 3. Save your settings 4. Start a new… Claude for Government changelog Claude Documentation · in the page government/changelog …own value the first time they set **Telemetry endpoint**, **Telemetry headers**, or **Connectors**; **Connectors** didn't offer this choice before. * Added a **Default model** setting to seat tiers, w… How Config works Claude Documentation · in the page government/config/overview …those settings. Settings that may contain secrets, such as telemetry headers, are never echoed back in the chain view. You see that a value is set, but not what it is. ## When changes take effect S… Available settings Claude Documentation · in the page government/config/settings …s a rule covering it. | None | Claude for Microsoft 365 | | **Request headers (Claude for Microsoft 365)** | Extra headers Claude for Microsoft 365 sends with each request to Claude. Each member's add… Connect Claude Code to Claude for Government Claude Documentation · in the page government/deploy-claude-code/configure …ackground connections off from the first launch, and sets its request headers, request body fields, and certificate checking as described below. | | `parentSettingsBehavior` | `"merge"` | Optional. Wh… Tenant restrictions Claude Documentation · in the page government/tenant-admin/tenant-restrictions …swer user questions without inspecting the appliance. ## How invalid headers are handled Claude for Government rejects malformed headers so that a misconfigured proxy fails visibly rather than silen… Security, admin auditability, and analytics Claude Documentation · in the page office-agents/enterprise-readiness …-Origin` covering `https://pivot.claude.ai` and `Access-Control-Allow-Headers` covering `Content-Type` plus any headers you configure for the export, such as `Authorization`. It must also return the s… Use Claude for Excel Claude Documentation · in the page office-agents/excel …h as "format numbers with thousand separators" or "always bold column headers", currency or locale preferences, or recurring context about your workflow. Instructions you set in Excel only apply to E… Configure a custom OpenTelemetry collector Claude Documentation · in the page office-agents/opentelemetry …rigin` covering `https://pivot.claude.ai` and `Access-Control-Allow-Headers` covering `Content-Type` plus any headers you configure, such as `Authorization`. * Return the same `Access-Control-Al… Use Claude for M365 with third-party platforms Claude Documentation · in the page office-agents/third-party-platforms …, put `gateway_token`, `azure_api_key`, `google_client_secret`, `otlp_headers`, `inference_headers`, and `mcp_servers` after `#`, never after `?`: the browser sends the query string to the server on e… Use Claude for Word Claude Documentation · in the page office-agents/word …ructions in document content such as text, comments, tracked changes, headers, and footers to trick Claude into taking unintended actions. Testing has identified scenarios where Claude for Word can be… Plugin pre-submission checklist Claude Documentation · in the page plugins/pre-submission-checklist …, and refer to it as `${user_config.KEY}`. | Blocks | **Secret in MCP headers** for a credential in an MCP server's headers | | Don't read a credential that is already set in the user's environment, s… Create custom skills Claude Documentation · in the page skills/how-to …ccent: #F7B801 (Gold) - Neutral: #2E2E2E (Charcoal) ## Typography - Headers: Montserrat Bold - Body text: Open Sans Regular - Size guidelines: H1 32pt, H2 24pt, Body 11pt ## Logo usage Use the ful… Deploy with Enterprise Admin Console Claude Documentation · in the page third-party/claude-desktop/admin-console …int, region, or project, how users authenticate to it, custom request headers, and, under **Models**, the model list, default model, model discovery, and cost-estimate rates. **Desktop sign-in** on th… Deploy with a bootstrap server Claude Documentation · in the page third-party/claude-desktop/bootstrap …e trust anchor (`bootstrapUrl`, optional `bootstrapOidc` or `bootstrapHeaders`/`bootstrapHeadersHelper`, and the `bootstrapEnabled` opt-out), and Claude Desktop does not consult MDM for any key the bo… Code in Claude Desktop on 3P Claude Documentation · in the page third-party/claude-desktop/code …d` instructions still apply. | | `otlpEndpoint`, `otlpProtocol`, `otlpHeaders`, `otlpResourceAttributes` | Routes Claude Code's OpenTelemetry metrics and logs to your collector. See [Telemetry](/docs/… Configuration reference Claude Documentation · in the page third-party/claude-desktop/configuration …eview iframe origin | Connection | Admin Console | | [`inferenceCustomHeaders`](#inferencecustomheaders) | Custom inference headers | Connection | Self-hosted Admin Console | | [`inferenceCredentialHe… Configuration changelog Claude Documentation · in the page third-party/claude-desktop/configuration-changelog …} } } ``` **Changed:** * A `managedMcpServers` entry accepts `headersHelperArgs` (remote and web search entries) or `envHelperArgs` (local entries): arguments for its helper script. Its helper… Configuration implementation Claude Documentation · in the page third-party/claude-desktop/configuration-format …tewayOidc`, `managedMcpServers`, `coworkEgressAllowedHosts`, and `otlpHeaders` are single keys whose value is a whole JSON document. The portable encoding is a JSON string, which works on every platfo… Connect to GitHub Claude Documentation · in the page third-party/claude-desktop/connectors-github …ribute | | Credential handling | Token delivered through the entry's `headers` or a headers helper script | User signs in; the token is acquired and stored encrypted on the device | | GitHub Enterpris… Write a credential helper Claude Documentation · in the page third-party/claude-desktop/credential-helper …esktop/configuration#managedmcpservers) uses the separate per-server `headersHelper` key, which follows the same execution model but prints a flat JSON header map and has its own cache and renewal set… MCP, plugins, skills, and hooks Claude Documentation · in the page third-party/claude-desktop/extensions …iguration.md) provides a form for each server: name, per-tool policy, headers or a headers helper script, transport, and URL.  | | Where settings live | In the Enterprise Admin Console, which Anthropic hosts and your administrators edit in a browse… Set up sign-in for managed MCP servers Claude Documentation · in the page third-party/claude-desktop/mcp-sign-in …for a server that needs no sign-in or that authenticates with request headers. The menu also lists **Anthropic-hosted client identity (requires Claude.ai sign-in)**, which this page doesn't cover. Ch… Network proxy Claude Documentation · in the page third-party/claude-desktop/network-proxy …device. * **Helper scripts.** An `inferenceCredentialHelper` or MCP `headersHelper` script runs with the app's environment and no injected proxy variables, because helpers typically talk to internal… SSH remote sessions in Claude Desktop on 3P Claude Documentation · in the page third-party/claude-desktop/ssh-remote-sessions …disableNonessentialTelemetry`. * `otlpEndpoint`, `otlpProtocol`, `otlpHeaders`, `otlpResourceAttributes`, and `otlpContentCapture`. Remote sessions appear in your collector under the same `service.nam… Telemetry and egress Claude Documentation · in the page third-party/claude-desktop/telemetry …firewall still needs to allow the host. For collector authentication headers, extra resource attributes, and the log level of the desktop application's own event stream, see [`otlpHeaders`, `otlpReso… Web search and web fetch Claude Documentation · in the page third-party/claude-desktop/web-tools …e search provider, and supply the vendor key as a header or through a headers helper script. ![Web search server card in the in-app configuration window with fields for name, tool policy, headers, an… Roadmap Model Context Protocol · in the page development/roadmap …mal HTTP workload, and we increasingly rely on HTTP specifics such as headers and status codes to carry transport-level information. Every HTTP-native feature needs a second stdio-specific design or d…