Claude Platform Docs

Tunnels

Create Tunnel
POST/v1/tunnels
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Get Tunnel
GET/v1/tunnels/{tunnel_id}
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

List Tunnels
GET/v1/tunnels
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Archive Tunnel
POST/v1/tunnels/{tunnel_id}/archive
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Reveal Tunnel Token
POST/v1/tunnels/{tunnel_id}/reveal_token
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Rotate Tunnel Token
POST/v1/tunnels/{tunnel_id}/rotate_token
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Models
BetaTunnel object{ type: "tunnel", id, archived_at, 3 more }

An MCP tunnel.

type: "tunnel"
id: string

Unique identifier for the tunnel, prefixed with tnl_.

archived_at: string or null

RFC 3339 datetime string indicating when the tunnel was archived. Null if it is not archived.

formatdate-time
created_at: string

RFC 3339 datetime string indicating when the tunnel was created.

formatdate-time
display_name: string or null

Human-readable name for the tunnel (1-255 characters). Null if unset.

domain: string

Anthropic-assigned hostname for the tunnel. MCP server URLs whose host is a subdomain of this value are routed through the tunnel. Globally unique and never reused, even after the tunnel is archived.

BetaTunnelToken object{ type: "tunnel_token", id, tunnel_token }

A tunnel's connector token.

type: "tunnel_token"
id: string

Stable identifier for the current token value. Changes when the token is rotated.

tunnel_token: string

The connector token used to run the tunnel. Treat as a credential.

TunnelsCertificates

Create Tunnel Certificate
POST/v1/tunnels/{tunnel_id}/certificates
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Get Tunnel Certificate
GET/v1/tunnels/{tunnel_id}/certificates/{certificate_id}
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

List Tunnel Certificates
GET/v1/tunnels/{tunnel_id}/certificates
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.

Archive Tunnel Certificate
POST/v1/tunnels/{tunnel_id}/certificates/{certificate_id}/archive
Requires anthropic-beta: mcp-tunnels-2026-06-22. How to send beta headers

The Tunnels API is in research preview. It requires the anthropic-beta: mcp-tunnels-2026-06-22 header and may change without a deprecation period. It supersedes the Admin API endpoints at /v1/organizations/tunnels, which remain available during a migration window.