toolgrep / Monitoring & observability / Braintrust
Alternatives to Braintrust
Braintrust: The active observability platform for agents. 8 products similar to Braintrust, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 8 of 8 have an API, 6 of 8 offer an MCP server, 5 of 8 are open source.
- Langfuse
Open Source Agent Evals & Observability
- LangWatch
Agent observability and evals platform for tracing, testing, routing and governing LLM calls
- telemetry.dev
LLM observability for AI agents, built on OpenTelemetry
- Sentry
Application performance monitoring and error tracking software for developers and software teams.
- Arize AI
Agent observability, evaluation & improvement platform
- Middleware
Full-stack observability platform with an AI SRE agent
- Latitude
Open-source AI agent observability and monitoring platform
- Checkly
The active reliability layer for developers & agents
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Braintrust | Freemium · from $0 | yes | yes | yes | yes | no |
| Langfuse | Freemium | yes | yes | yes | yes | yes |
| LangWatch | Freemium | yes | yes | yes | yes | yes |
| telemetry.dev | Freemium | yes | yes | no | yes | no |
| Sentry | Freemium | yes | yes | yes | yes | yes |
| Arize AI | Freemium | yes | yes | yes | yes | yes |
| Middleware | Freemium · from $0.3 per GB (pay-as-you-go); free tier with up to 100GB data | yes | yes | no | yes | no |
| Latitude | Freemium | yes | yes | yes | yes | yes |
| Checkly | Freemium | yes | yes | yes | yes | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/braintrust/alternatives