Claude Platform Docs

List Tunnel Certificates

$client->beta->tunnels->certificates->list(string tunnelID, ?bool includeArchived, ?int limit, ?string page, ?list<AnthropicBeta> betas, ?string workspaceID): PageCursor<TunnelCertificate>
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
tunnelID: string
includeArchived?:optional bool

Whether to include archived certificates in the results. Defaults to false.

limit?:optional int

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

page?:optional string

Opaque pagination cursor from a previous list_tunnel_certificates response.

betas?:optional list<AnthropicBeta>

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

workspaceID?:optional string
Returns
class TunnelCertificate { $type = 'tunnel_certificate'; $id; $archivedAt; /* 4 more */ }
"tunnel_certificate" type
string id

Unique identifier for the certificate, prefixed with tcrt_.

?\Datetime archivedAt

A timestamp in RFC 3339 format

\Datetime createdAt

A timestamp in RFC 3339 format

?\Datetime expiresAt

A timestamp in RFC 3339 format

string fingerprint

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

string tunnelID

ID of the tunnel the certificate is registered against.

List Tunnel Certificates
<?php

require_once dirname(__DIR__) . '/vendor/autoload.php';

$client = new Client(apiKey: 'my-anthropic-api-key');

$page = $client->beta->tunnels->certificates->list(
  'tunnel_id',
  includeArchived: true,
  limit: 0,
  page: 'page',
  betas: [AnthropicBeta::MESSAGE_BATCHES_2024_09_24],
  workspaceID: 'wrkspc_011CZkZaBF1tNoB5wlCeusgy',
);

var_dump($page);
Returns Examples
Response 200
{
  "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"
}