Humanloop vs Opik: Observability, Prompts & Evals Comparison
Compare Humanloop and Opik side by side. Both are tools in the Observability, Prompts & Evals category.
Updated March 10, 2026
The short answer
Choose Humanloop if collaborative platform for team development.
Choose Opik if production-ready.
Want to compare Humanloop and Opik on your own traffic?
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 250+ models through one gateway. Free tier covers 10K traces per month. Setup in 5 minutes, no credit card.
Quick Comparison
| Category | Observability, Prompts & Evals | Observability, Prompts & Evals |
| Website | humanloop.com | comet.com |
Pros & Cons: Humanloop vs Opik
- +Collaborative platform for team development
- +Version control for prompts
- +A/B testing and evaluation tools
- +Free tier for individuals
- −Pro tier at USD 99/mo may be steep for small teams
- −Learning curve for full feature utilization
- −Requires commitment to platform workflow
- +Production-ready
- +Good performance
- +Active development
- −Pricing varies
- −Setup required
Pricing: Humanloop vs Opik
- · Limited projects
- · Basic features
- · Community support
- · Individual use
- · Unlimited projects
- · Team collaboration
- · Advanced evaluation
- · Priority support
- · Custom limits
- · Dedicated support
- · SOC 2 compliance
- · Private deployment
- · Core features
- · Community support
- · Advanced features
- · Priority support
- · Custom solutions
- · SLA guarantees
About Humanloop
Humanloop is a collaborative platform for developing, testing, and monitoring LLM applications. The platform provides tools for prompt engineering, evaluation, and production monitoring with team collaboration features. Humanloop enables systematic prompt development with version control, A/B testing, and human feedback collection. The platform serves teams building production LLM applications requiring robust development workflows and observability. Humanloop offers tiered pricing from free for individuals to enterprise plans for large organizations.
About Opik
AI platform providing comprehensive solutions for enterprise applications. The platform provides essential capabilities for modern AI applications with focus on scalability and reliability.
What is Observability, Prompts & Evals?
Tools for monitoring LLM applications in production, managing and versioning prompts, and evaluating model outputs. Includes tracing, logging, cost tracking, prompt engineering platforms, automated evaluation frameworks, and human annotation workflows.
Browse all Observability, Prompts & Evalstools →Other Observability, Prompts & Evals Tools
More Observability, Prompts & Evals Comparisons
Run Observability, Prompts & Evals in production with Respan
One platform for routing, observability, tracing, and evals across every LLM provider.