Alternatives

Alternatives to Braintrust

7 LLM Evals & Observability rivals, ranked by the same evidence-graded leaderboard — Braintrust itself ranks #1 with a PA Score of 38/100. Every “beats Braintrust on” below comes from a judged head-to-head round with cited evidence — see the methodology.

#2
Cekura
Cekura
PA Score 36/100vs Braintrust →
coverage
31.7/100
Beats Braintrust on: Download a machine-readable API spec (OpenAPI or equivalent) · Mask or redact sensitive data before it is stored in traces
#3
W&B Weave
Weights & Biases (CoreWeave)
PA Score 35/100vs Braintrust →
coverage
41.8/100
Beats Braintrust on: Download a machine-readable API spec (OpenAPI or equivalent) · See cost and token usage per request, model, and time period in dashboards
#4
Helicone
Helicone, Inc.
PA Score 34/100vs Braintrust →
coverage
32.4/100
Beats Braintrust on: Download a machine-readable API spec (OpenAPI or equivalent) · Subscribe to events via webhooks
#5
Langfuse
Langfuse GmbH
PA Score 34/100vs Braintrust →
coverage
49.4/100
Beats Braintrust on: Send and receive traces over OpenTelemetry (OTLP) instead of a proprietary format · See cost and token usage per request, model, and time period in dashboards
#6
Arize Phoenix
Arize AI, Inc.
PA Score 32/100vs Braintrust →
coverage
43.5/100
Beats Braintrust on: Send and receive traces over OpenTelemetry (OTLP) instead of a proprietary format · Self-host the core product
#7
LangSmith
LangChain, Inc.
PA Score 23/100vs Braintrust →
coverage
38.6/100
Beats Braintrust on: Send and receive traces over OpenTelemetry (OTLP) instead of a proprietary format · Set alerts on error rates, cost spikes, or eval-score drops and get notified in Slack, PagerDuty, or email
#8
Galileo
Galileo
PA Score 19/100vs Braintrust →
coverage
24.8/100
Beats Braintrust on: Send and receive traces over OpenTelemetry (OTLP) instead of a proprietary format · Point an agent at llms.txt or agent-oriented docs

Full leaderboard: LLM Evals & Observability arena →