Braintrust vs DeepEval: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Braintrust and DeepEval side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Braintrust
Observability and evaluation platform for AI agents: trace production runs, score outputs with evals and build datasets from real traces.
DeepEval
The comprehensive LLM evaluation framework for building reliable AI applications.
| At a Glance | Braintrust | DeepEval |
|---|---|---|
Starts at | Free plan, paid from $249/mo, billed monthly Pro plan | Free plan |
Category | AI Observability Testing & QA | Testing & QA AI Observability |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Watch out for | 1 GB processed data, then $4 per GB (Starter) | n/a |
Choose Braintrust or DeepEval?
Choose Braintrust if
- You need AI observability features specifically.
Choose DeepEval if
- You need testing & QA features specifically.
In-Depth Analysis
Braintrust
Observability and evaluation platform for AI agents: trace production runs, score outputs with evals and build datasets from real traces.
Braintrust's free tier is generous for small projects, but the Pro plan's overage charges on processed data and scores can escalate quickly for high-volume teams.
Watch out
1 GB processed data, then $4 per GB (Starter)
Strengths
- Pro: Free Starter plan with no credit card required
- Pro: Users, projects, experiments and datasets are unlimited on Starter and Pro
- Pro: Pricing is metered on data and scores, so a larger team does not add seat fees
- Pro: Enterprise offers on-prem or hosted deployment, a BAA and an uptime SLA
Weaknesses
- Con: Starter keeps 14 days of data and 10k scores; usage beyond that is billed at usage-based rates
- Con: Pro is a paid plan, and there is no plan between Starter and Pro
- Con: Retention beyond 30 days on Pro has an additional monthly charge
- Con: Enterprise pricing is not published
Key features
DeepEval
The comprehensive LLM evaluation framework for building reliable AI applications.
Strengths
- Pro: Comprehensive set of evaluation metrics for LLMs
- Pro: Seamless integration into existing Python testing frameworks (Pytest)
- Pro: Supports complex AI systems with multi-turn and multi-modal capabilities
- Pro: Ability to generate synthetic data for testing when real data is scarce
- Pro: Open-source framework with a cloud platform option for advanced features and collaboration
Weaknesses
- Con: Requires some technical knowledge to set up and integrate
- Con: Advanced features like online monitoring and team collaboration are part of the Confident AI platform, which may have additional costs
Key features
Plans and prices: Braintrust vs DeepEval
| Tool | Plans and prices | Source |
|---|---|---|
| Braintrust |
| braintrust.dev/pricing read Nov 12, 2026 |
| DeepEval | No plan prices on file | deepeval.com |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Braintrust pricing and DeepEval pricing.
Key Takeaways
Braintrust
- Worth considering for AI observability
DeepEval
- Worth considering for testing & QA
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Braintrust starts at $249/mo, billed monthly; DeepEval has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Braintrust and DeepEval compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Braintrust starts at $249/mo, billed monthly; DeepEval has no public paid plan price on file. Both have a free plan.
What are Braintrust and DeepEval used for?
Braintrust: Observability and evaluation platform for AI agents: trace production runs, score outputs with evals and build datasets from real traces. DeepEval: The comprehensive LLM evaluation framework for building reliable AI applications.
What does Braintrust cost vs DeepEval?
Braintrust's cheapest paid plan is Pro at $249/mo, billed monthly; it also has a free plan. DeepEval has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Nov 12, 2026.
What's the main difference between Braintrust and DeepEval?
Braintrust's main strength: free Starter plan with no credit card required. DeepEval's main strength: comprehensive set of evaluation metrics for LLMs.
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