LangWatch helps teams observe and evaluate LLM applications, including tracking selected-text events from user interactions.

API

What your agent can do

  • Track selected text events in LangWatch to understand user behavior and improve LLM performance across AI agent evaluations.

    Via API.

Tasks depend on the interface and permissions.

Connection methods

Choose a route that fits your agent.

API connection
API path
https://app.langwatch.ai/api/track_event

Authentication
`X-Auth-Token`: Your LangWatch API key.

Documentation & experience

  • 1 of 1 connection paths checked
  • Latest documentation check 9 Oct 2026
View sources and checks
How documentation is checked