Key features
Core capabilities each platform advertises.
- Multimodal evaluation (text, image, audio, video)
- OpenTelemetry-native tracing (TraceAI)
- Automated hallucination detection
- Prompt optimization
- Safety & compliance monitoring
Data not available
Updated March 27, 2026
Multimodal AI evaluation and observability platform with automated quality scoring across text, image, audio, and video outputs. Open-source TraceAI tracing built on OpenTelemetry.
Promptfoo is an open-source tool for testing and evaluating LLM prompts. It lets developers define test cases, run them against multiple models, compare outputs side-by-side, and catch regressions before deployment. Supports custom scoring functions, red-teaming, and CI/CD integration for automated prompt testing.
Core capabilities each platform advertises.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Pros
Cons
Choose Future AGI if you wantChoose if you want
Choose Promptfoo if you wantChoose if you want
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.
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