List Tunnel Certificates

$ ant beta:tunnels:certificates list

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.

Lists the certificates registered on a tunnel. Archived certificates are excluded unless include_archived is set.

Parameters

--tunnel-id: string

Path param: Path parameter tunnel_id

--include-archived: optional boolean

Query param: Whether to include archived certificates in the results. Defaults to false.

--limit: optional number

Query param: Maximum number of certificates to return per page. Defaults to 20, maximum 1000.

formatint32

--page: optional string

Query param: Opaque pagination cursor from a previous list_tunnel_certificates response.

--beta: optional array of AnthropicBeta

Header param: Optional header to specify the beta version(s) you want to use.

Returns

BetaListTunnelCertificatesResponse: object{ data, next_page }

The tunnel's certificates.

data: array of BetaTunnelCertificate { id, archived_at, created_at, 4 more }

List of certificates, ordered by created_at descending.

id: string

Unique identifier for the certificate, prefixed with tcrt_.

archived_at: string

A timestamp in RFC 3339 format

formatdate-time

created_at: string

A timestamp in RFC 3339 format

formatdate-time

expires_at: string

A timestamp in RFC 3339 format

formatdate-time

fingerprint: string

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

tunnel_id: string

ID of the tunnel the certificate is registered against.

type: "tunnel_certificate"

next_page: string

Pagination cursor for the next page, or null if no more results.

List Tunnel Certificates

ant beta:tunnels:certificates list \
  --api-key my-anthropic-api-key \
  --tunnel-id tunnel_id

{
  "data": [
    {
      "id": "id",
      "archived_at": "2019-12-27T18:11:19.117Z",
      "created_at": "2019-12-27T18:11:19.117Z",
      "expires_at": "2019-12-27T18:11:19.117Z",
      "fingerprint": "fingerprint",
      "tunnel_id": "tunnel_id",
      "type": "tunnel_certificate"
    }
  ],
  "next_page": "next_page"
}

Returns Examples

{
  "data": [
    {
      "id": "id",
      "archived_at": "2019-12-27T18:11:19.117Z",
      "created_at": "2019-12-27T18:11:19.117Z",
      "expires_at": "2019-12-27T18:11:19.117Z",
      "fingerprint": "fingerprint",
      "tunnel_id": "tunnel_id",
      "type": "tunnel_certificate"
    }
  ],
  "next_page": "next_page"
}