curl -X POST 'https://api.anthropic.com/v1/sessions/session-id/resources/resource-id?beta=true' \
  -H "x-api-key: $ANTHROPIC_API_KEY" \
  -H 'anthropic-version: 2023-06-01' \
  -H 'Content-Type: application/json' \
  -d '{
  "authorization_token": "example-authorization-token"
}'

# POST /v1/sessions/{session_id}/resources/{resource_id}?beta=true (Claude API)
Base URL: https://api.anthropic.com
Auth: x-api-key; Anthropic API key; required.
Status: Beta.
Request formats: application/json.
Last verified: 2026-10-20

> Update Session Resource

## Critical Gotchas
* Authentication uses the `x-api-key` header and requests also require an `anthropic-version` header.
* The official OpenAPI URL is discovered from the SDK repository manifest and must remain under Anthropic's trusted Stainless storage prefix.

## cURL
curl -X POST 'https://api.anthropic.com/v1/sessions/session-id/resources/resource-id?beta=true' \
  -H "x-api-key: $ANTHROPIC_API_KEY" \
  -H 'anthropic-version: 2023-06-01' \
  -H 'Content-Type: application/json' \
  -d '{
  "authorization_token": "example-authorization-token"
}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| session_id | path | string | Yes | Path parameter session_id |
| resource_id | path | string | Yes | Path parameter resource_id |
| authorization_token | body | string | Yes | New authorization token for the resource. Currently only `github_repository`... |

## Response example
{"type":"github_repository","id":"sesrsc_011CZkZCKr6eXyl0gWMOdQiu"}

---
Need an API key? Get one at https://console.anthropic.com/settings/keys

POST

POST /v1/sessions/{session_id}/resources/{resource_id}?beta=true — Claude API

Beta

Anthropic API key (required); https://api.anthropic.com

Claude API

Update Session Resource

Base URL: https://api.anthropic.com
Auth: x-api-key: <ANTHROPIC_API_KEY>
Last verified: 2026-10-20 · upstream hash matched

Actions Try in browser→

Agents: curl -H "Accept: text/markdown" this URL
→ 220 tokens · Vary: Accept

Critical gotchas

Authentication uses the x-api-key header and requests also require an anthropic-version header.

The official OpenAPI URL is discovered from the SDK repository manifest and must remain under Anthropic's trusted Stainless storage prefix.

cURL

curl -X POST 'https://api.anthropic.com/v1/sessions/session-id/resources/resource-id?beta=true' \  -H "x-api-key: $ANTHROPIC_API_KEY" \  -H 'anthropic-version: 2023-06-01' \  -H 'Content-Type: application/json' \  -d '{  "authorization_token": "example-authorization-token"}'

Parameters

Name	In	Type	Required	Description
session_id	path	string	Yes	Path parameter session_id
resource_id	path	string	Yes	Path parameter resource_id
authorization_token	body	string	Yes	New authorization token for the resource. Currently only `github_repository` resources support token rotation.

Response 200 OK

{
  "type": "github_repository",
  "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu",
  "url": "https://github.com/example-org/example-repo",
  "mount_path": "/workspace/example-repo",
  "checkout": {
    "type": "branch",
    "name": "main"
  },
  "created_at": "2026-03-15T10:00:00Z",
  "updated_at": "2026-03-15T10:00:00Z"
}

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