Related Products
What else should we look at alongside Braintrust?
Alternatives
LLM and agent evaluation and observability platforms buyers weigh against Braintrust.
- LangSmithAI Observability+17 MixedLangChain's platform for tracing, evaluating, and deploying LLM apps and agents, priced per seat and per trace.
- LangfuseAI Observability+46 PositiveOpen-source LLM tracing, evaluation, and prompt management platform, free to self-host under the MIT license.
- ArizeAI Observability+26 PositiveArize's evaluation and observability platform for LLM agents; its Phoenix is free to self-host under the Elastic License 2.0.
Complements
The model APIs whose calls Braintrust traces and scores, and a framework it instruments.
- Claude APIAI Model API+25 PositiveAnthropic's developer platform for building on Claude models; Braintrust traces Anthropic SDK calls and can connect through workload identity federation.
- OpenAI APIAI Model API+3 MixedOpenAI's model API; Braintrust's OpenAI wrapper traces every call, and the Gateway routes to it.
- AI SDKAgent Framework+36 PositiveVercel's TypeScript toolkit for AI features; Braintrust traces its calls, and Braintrust is sold through the Vercel Marketplace.
