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Documentation Index

Fetch the complete documentation index at: https://langwatch.ai/docs/llms.txt

Use this file to discover all available pages before exploring further.

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Intro

With the Annotations API, you can annotate traces with additional information. This is useful if you want to add additional information to a trace, such as a comment or a thumbs up/down reaction.

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Authentication

To make a call to the Annotations API, you will need to pass through your LangWatch API key in the header as X-Auth-Token. Your API key can be found on the setup page under settings.

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Allowed Methods

  • GET /api/annotations - Get a list of annotations
  • GET /api/annotations/:id - Get a single annotation
  • DELETE /api/annotations/:id - Delete a single annotation
  • PATCH /api/annotations/:id - Update a single annotation
  • GET /api/annotations/trace/:id - Get the annotations for a single trace
  • POST /api/annotations/trace/:id - Create annotations for traces to support domain labeling, evaluation scoring, and agent testing workflows.