Generate a service access token

Create a short-lived JWT for accessing an HTTP service running on a specific port inside a sandbox. Returns a browser_url (sets auth cookie via redirect), a service_url (for use with the X-Langsmith-Sandbox-Service-Token header), the raw token, and its expiry.

POST /v2/sandboxes/boxes/{name}/service-url

Error

A valid request URL is required to generate request examples

200

{
  "browser_url": "<string>",
  "expires_at": "<string>",
  "service_url": "<string>",
  "token": "<string>"
}

Authorizations

API KeyTenant IDBearer Auth

X-API-Key · string · header · required

Path Parameters

name · string · required

Sandbox claim display name

Body

application/json

expires_in_seconds · integer

port · integer

Response

200

application/json

OK

browser_url · string

expires_at · string

service_url · string

token · string