Claude Platform Docs

Certificates

Create Tunnel Certificate
client.Beta.Tunnels.Certificates.New(ctx, tunnelID, params) (*BetaTunnelCertificate, error)
POST/v1/tunnels/{tunnel_id}/certificates

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
client.Beta.Tunnels.Certificates.Get(ctx, certificateID, params) (*BetaTunnelCertificate, error)
GET/v1/tunnels/{tunnel_id}/certificates/{certificate_id}

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
client.Beta.Tunnels.Certificates.List(ctx, tunnelID, params) (*PageCursor[BetaTunnelCertificate], error)
GET/v1/tunnels/{tunnel_id}/certificates

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
client.Beta.Tunnels.Certificates.Archive(ctx, certificateID, params) (*BetaTunnelCertificate, error)
POST/v1/tunnels/{tunnel_id}/certificates/{certificate_id}/archive

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
type BetaTunnelCertificate struct { Type: "tunnel_certificate"; ID; ArchivedAt; /* 4 more */ }

A CA certificate attached to a tunnel.

Type TunnelCertificate
ID string

Unique identifier for the certificate, prefixed with tcrt_.

ArchivedAt Time

RFC 3339 datetime string indicating when the certificate was archived. Null if it is still in the trusted set.

formatdate-time
CreatedAt Time

RFC 3339 datetime string indicating when the certificate was registered.

formatdate-time
ExpiresAt Time

RFC 3339 datetime string indicating when the certificate expires, or null if it does not expire.

formatdate-time
Fingerprint string

Lowercase hex SHA-256 fingerprint of the certificate's DER encoding.

TunnelID string

ID of the tunnel the certificate is registered against.