AI.info

Braintrust alternatives

8 alternatives to Braintrust, each with what it shares — capabilities, price, free plan — read from the makers' pages.

Braintrust helps teams trace AI applications, evaluate outputs, find production issues, and improve agents.

• Arize AX

  Both: ai observability, tracing, developer tools · both have a free plan · from $50/mo

• Langfuse

  Both: developer tools · both have a free plan · from $29/mo · open source

• PromptLayer

  Both: developer tools · both have a free plan · from $49/mo

• Freeplay

  Both: developer tools · both have a free plan

• Arize Phoenix

  Both: ai observability, developer tools · both have a free plan · from $50/mo · open source

• DeepEval

  Both: agents, developer tools · both have a free plan · open source

• Opik

  Both have a free plan · from $19/mo · open source

• MLflow

  Both have a free plan · open source