Best OpenAgent Eval Alternatives in 2026
The top OpenAgent Eval alternatives are DeepEval, AgentClash and Future AGI AI Evaluation SDK: 15 AI agent evaluation tools our editors would look at instead of OpenAgent Eval, in our ranking order.
OpenAgent Eval: A flexible open-source toolkit for evaluating RAG pipelines, with agent coverage still developing. Where it falls short: current focus is RAG evaluation rather than broad agent evaluation.
Switching from OpenAgent Eval? For most ai agent evaluation tools buyers the best OpenAgent Eval alternative is DeepEval, built for teams wanting a free, developer-focused evaluator. On a budget, Opik starts at $19/mo.
Why People Look for an OpenAgent Eval Alternative
- Current focus is RAG evaluation rather than broad agent evaluation
- Tool-call, planning, memory, and multi-agent checks are planned capabilities
- Python is the listed SDK language
- No tool-call checks — 6 of the alternatives below have it
Quick Picks by What You Need
- Best overallDeepEval9.4
Teams wanting a free, developer-focused evaluator
Visit DeepEval - Lowest priceOpik8.4
Paid plans from $19/mo
Visit Opik - Best free optionDeepEval9.4
Has a free plan
Visit DeepEval - Best for tool-call checksDeepEval9.4
Tool-call checks (OpenAgent Eval: no)
Visit DeepEval
All 15 OpenAgent Eval Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
-
Best forTeams wanting a free, developer-focused evaluator
- Better than OpenAgent Eval:
- Tool-call checks
- Editor score 9.4 vs 6.4
A developer-focused evaluator for testing agents, tools, safety, and regressions.
- Trace ingestion
- Safety evaluations
- Regression runs
9.4/10★★★★★Visit DeepEval -
Best forTeams testing agents in realistic sandboxes
- Better than OpenAgent Eval:
- Tool-call checks
- Editor score 9.3 vs 6.4
AgentClash tests agent behavior with replayable evidence, sandboxing, safety checks, and CI gates.
- Trace ingestion
- Safety evaluations
- Regression runs
9.3/10★★★★★Visit AgentClash -
Best forTeams needing broad, flexible evaluation coverage
- Better than OpenAgent Eval:
- Tool-call checks
- Editor score 9.2 vs 6.4
Broad evaluation coverage with SDKs, tracing, simulations, and CI/CD quality gates.
- Trace ingestion
- Safety evaluations
- Regression runs
9.2/10★★★★★Visit Future AGI -
Best forOpen-source teams building trace-based regression tests
- Better than OpenAgent Eval:
- Tool-call checks
- Editor score 8.9 vs 6.4
A flexible, trace-based evaluation framework for teams building regression tests.
- Trace ingestion
- Safety evaluations
- Regression runs
8.9/10★★★★☆Visit MLflow -
Best forProduction teams needing evaluation and guardrails
- Better than OpenAgent Eval:
- Editor score 8.8 vs 6.4
A broad evaluation platform for teams managing agent quality and production risk.
8.8/10★★★★☆Visit Galileo -
Best forMature teams combining evals and observability
- Better than OpenAgent Eval:
- Editor score 8.7 vs 6.4
A broad toolkit for teams connecting agent evaluation, tracing, and CI/CD controls.
8.7/10★★★★☆Visit Braintrust -
Best forTeams needing continuous production quality monitoring
- Better than OpenAgent Eval:
- Tool-call checks
- Editor score 8.6 vs 6.4
A broad production evaluation stack for teams monitoring agent quality continuously.
- Trace ingestion
- Safety evaluations
- Regression runs
8.6/10★★★★☆Visit Noveum -
Best forTeams needing evaluation plus automated red teaming
- Better than OpenAgent Eval:
- Editor score 8.5 vs 6.4
A flexible evaluator for teams that need testing, red teaming, and CI/CD controls.
8.5/10★★★★☆Visit Promptfoo -
Best forTeams wanting low-cost open-source observability and evals
- Better than OpenAgent Eval:
- Editor score 8.4 vs 6.4
A low-cost option for tracing, evaluating, and monitoring AI agents across cloud or self-hosted deployments.
8.4/10★★★★☆Visit Opik -
Best forTeams wanting affordable prompt and agent testing
- Better than OpenAgent Eval:
- Editor score 8.3 vs 6.4
Affordable prompt and agent testing with simulations, evaluators, and CI/CD automation.
8.3/10★★★★☆Visit Maxim AI -
Best forOpen-source teams needing tracing and simulations
- Better than OpenAgent Eval:
- Editor score 8.2 vs 6.4
A broad open-source toolkit for tracing, evaluating, and simulating AI agents.
8.2/10★★★★☆Visit LangWatch -
Best forTeams combining evaluation with experiment tracking
- Better than OpenAgent Eval:
- Editor score 8.1 vs 6.4
A broad evaluation and tracing platform for teams that also need experiment tracking.
8.1/10★★★★☆Visit W&B Weave -
Best forTeams prioritizing agent tracing and monitoring
- Better than OpenAgent Eval:
- Editor score 8.0 vs 6.4
A strong fit for teams that need tracing, evaluation, and production monitoring in one platform.
8.0/10★★★★☆Visit HoneyHive -
Best forLangChain-oriented teams needing an evaluation suite
- Better than OpenAgent Eval:
- Editor score 7.9 vs 6.4
A broad evaluation and observability suite for LangChain-oriented agent teams.
7.9/10★★★★☆Visit LangSmith -
Best forTeams testing multi-turn agent behavior
- Better than OpenAgent Eval:
- Tool-call checks
- Editor score 7.8 vs 6.4
A broad open-source toolkit for testing agent behavior, tool calls, and regressions.
- Trace ingestion
- Safety evaluations
- Regression runs
7.8/10★★★★☆Visit Arklex
OpenAgent Eval Alternatives: Common Questions
What is the best alternative to OpenAgent Eval?
DeepEval: #1 in our AI Agent Evaluation Tools ranking, with an editor score of 9.4 out of 10. A developer-focused evaluator for testing agents, tools, safety, and regressions.
Is there a free alternative to OpenAgent Eval?
Yes. DeepEval, AgentClash, Future AGI AI Evaluation SDK, MLflow GenAI Evaluation and Galileo have a free plan or a free tier (15 of the 15 alternatives on this page).
What is the cheapest paid alternative to OpenAgent Eval?
Of the alternatives here that publish a price, Opik starts lowest, at $19/mo.
Why do people look for OpenAgent Eval alternatives?
Current focus is RAG evaluation rather than broad agent evaluation; Tool-call, planning, memory, and multi-agent checks are planned capabilities; Python is the listed SDK language.
How do I switch from OpenAgent Eval?
Export your data from OpenAgent Eval (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel OpenAgent Eval.
How to Switch from OpenAgent Eval
- Export your data from OpenAgent Eval (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel OpenAgent Eval.
OpenAgent Eval vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 27 | OpenAgent Eval | Yes | Free | 6.4 |
| 1 | DeepEval | Yes | Free | 9.4 |
| 2 | AgentClash | Yes | $39/mo | 9.3 |
| 3 | Future AGI AI Evaluation SDK | Yes | $250/mo | 9.2 |
| 4 | MLflow GenAI Evaluation | Yes | Free | 8.9 |
| 5 | Galileo | Yes | $100/mo | 8.8 |
| 6 | Braintrust | Yes | $249/mo | 8.7 |
| 7 | Noveum | Yes | $69/mo | 8.6 |
| 8 | Promptfoo | Yes | 8.5 | |
| 9 | Opik | Yes | $19/mo | 8.4 |
| 10 | Maxim AI | Yes | 8.3 | |
| 11 | LangWatch | Yes | €29/seat/mo | 8.2 |
| 12 | W&B Weave | Yes | $60/mo | 8.1 |
| 13 | HoneyHive | Yes | 8.0 | |
| 14 | LangSmith | Yes | $39/seat/mo | 7.9 |
| 15 | Arklex | Free | 7.8 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update