Autoevals
Pre-built scoring functions for evaluating LLM outputs, including factuality, similarity, and answer relevance scorers. Use it alongside the main SDK to score evaluations without writing your own scorers from scratch. API reference · npm:autoevals
LangChain
Braintrust’s LangChain.js integration. Adds Braintrust tracing to LangChain workflows so chains, agents, and runnable steps appear as spans in your project. API reference · npm:@braintrust/langchain-js
OpenAI Agents
Braintrust’s integration for the OpenAI Agents.js framework. Traces agent runs, tool calls, and handoffs, with no manual instrumentation required. API reference · npm:@braintrust/openai-agents
OpenTelemetry
Braintrust’s OpenTelemetry JS integration. Exports OTel-compatible traces from your application to Braintrust, useful when your app is already instrumented with OpenTelemetry. API reference · npm:@braintrust/otel