One change

Get Tunnel Certificate

api/beta/tunnels/certificates/retrieve

25 Aug 2026 03:37 UTC first seen 14 Aug 2026 The page's own history The capture it came from

Nearest release: v2.1.245, published an hour after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

api/beta/tunnels/certificates/retrieve Changed · +15 / -16 lines

# Get Tunnel Certificate ## Path parameters ## Headers ## Returns ## Example ### Response (200) ## Get Tunnel Certificate ### Path Parameters ### Header Parameters ### Returns ### Example #### Response

from line 1

----
-title: Get Tunnel Certificate
-url: https://platform.claude.com/docs/en/api/beta/tunnels/certificates/retrieve
----
+# Get Tunnel Certificate
 
-## Get Tunnel Certificate
+**GET** `/v1/tunnels/{tunnel_id}/certificates/{certificate_id}`
 
-**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.
 
 Fetches a tunnel certificate by ID.
 
-### Path Parameters
+## Path parameters
 
 - `tunnel_id: string`
 
 - `certificate_id: string`
 
-### Header Parameters
+## Headers
 
 - `"anthropic-beta": optional array of AnthropicBeta`

from line 90

 
     - `"mid-conversation-tool-changes-2026-07-01"`
 
-### Returns
+## Returns
 
-- `BetaTunnelCertificate object { id, archived_at, created_at, 4 more }`
+- `BetaTunnelCertificate object`
 
   A CA certificate attached to a tunnel.

from line 104

 
     A timestamp in RFC 3339 format
 
+    format: date-time
+
   - `created_at: string`
 
     A timestamp in RFC 3339 format
 
+    format: date-time
+
   - `expires_at: string or null`
 
     A timestamp in RFC 3339 format
 
+    format: date-time
+
   - `fingerprint: string`
 
     Lowercase hex SHA-256 fingerprint of the certificate's DER encoding.

from line 128

 
   - `type: "tunnel_certificate"`
 
-    - `"tunnel_certificate"`
+## Example
 
-### Example
-
-```http
+```bash
 curl https://api.anthropic.com/v1/tunnels/$TUNNEL_ID/certificates/$CERTIFICATE_ID \
     -H 'anthropic-version: 2023-06-01' \
     -H 'anthropic-beta: mcp-tunnels-2026-06-22' \

from line 137

     -H "X-Api-Key: $ANTHROPIC_API_KEY"
 ```
 
-#### Response
+### Response (200)
 
 ```json
 {