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PUT
Python

Authorizations

X-Auth-Token
string
header
required

Project API key for sending traces and accessing project-scoped resources. Format: sk-lw-... (no underscore). Obtain one by creating a project via the Admin API or the LangWatch UI.

Path Parameters

tag
string
required

The tag to assign (e.g., "production", "staging", or a custom tag)

id
string
required

Body

application/json
versionId
string
required

Response

Success

configId
string
required
versionId
string
required
tag
string
required
updatedAt
string
required
Last modified on May 19, 2026