Agenta vs Braintrust
A side-by-side comparison of Agenta and Braintrust, two Eval tools, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
At a glance
| Attribute | Agenta | Braintrust |
|---|---|---|
| Category | Eval | Eval |
| Pricing | FREEMIUM | FREEMIUM |
| License (differs) | Open core | Proprietary |
| Deployment (differs) | Hybrid | Cloud |
| Platforms | Web, API | Web, API |
| Model support (differs) | Model-agnostic | BYO key / model |
| Vendor (differs) | Agenta | Braintrust |
| Capabilities |
|
|
The honest brief
Agenta
Unifies prompt management, eval, and tracing in one self-hostable tool, keeping the whole loop on your own infra.
- Self-hostable on your own infra
- Prompt playground plus versioning
- Human and LLM-as-judge evals
- Built-in tracing/observability
- Smaller ecosystem than incumbents
- Self-hosting needs maintenance
- Less mature than dedicated eval platforms
Braintrust
Eval-first: prompts are versioned objects and CI scorers block a merge when quality regresses.
- Eval workflow as the primary interface
- CI scorers block merges on regression
- Dataset versioning + OTel tracing
- Generous free tier
- Closed-source SaaS
- Self-hosting needs Enterprise contract
- Overkill for tiny single-file eval needs
When to pick which
Agenta and Braintrust cover the same capabilities. They differ on license and deployment:
- License
- Open core · Proprietary
- Deployment
- Hybrid · Cloud