PandaProbe Cloud
PandaProbe is an open-source agent engineering platform designed to help developers build, evaluate, and monitor large language model (LLM) agents safely and effectively.
Our verdict
Who it's for
Build, evaluate, and monitor LLM agents with deep tracing
Who should look elsewhere
Requires some technical knowledge for setup and instrumentation, especially for custom agents.
Pros
- +Open-source core allows for self-hosting and full control without limitations.
- +Provides deep visibility into agent behavior with detailed tracing and nested span hierarchies.
- +Advanced evaluation metrics help identify and address agent uncertainty and performance drift.
- +Seamless integration with popular agent frameworks and LLM providers minimizes setup effort.
- +Monitoring features enable proactive detection of regressions before they affect users.
Cons
- −Requires some technical knowledge for setup and instrumentation, especially for custom agents.
- −The full benefits of advanced monitoring and evaluation may require consistent integration into CI/CD pipelines.
Key features
- ✓Full agent trajectory tracing (LLM calls, tool invocations, decisions)
- ✓One-line instrumentation for major agent frameworks
- ✓Compatibility with various LLM providers
- ✓Research-grounded evaluation metrics for agent uncertainty
- ✓LLM-as-judge scoring with structured feedback
- ✓Evaluation of full agent sessions and lifecycles
- ✓Scheduled evaluation runs against production traffic
- ✓Alerts for metric regressions across agent versions
Pricing
| Plan | Price | Billing | Notes |
|---|---|---|---|
| Hobby | $0 | month | 100 base trace ingestion / mo; 100 trace eval runs / mo; 10 session eval runs / mo |
| Pro | $29 | month | Everything in Hobby +; 5k base traces / mo, then pay-as-you-go; 5K trace eval runs / mo, then pay-as-you-go |
| Startup | $299 | month | Everything in Pro +; 50k base traces / mo, then pay-as-you-go; 50K trace eval runs / mo, then pay-as-you-go |
| Enterprise | — | month | Everything in Startup +; Alternative hosting options (hybrid & self-hosted); Custom SSO |
| Open Source | — | month | Apache 2.0 license; All core platform features and APIs; Scalability of PandaProbe Cloud |