> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://www.comet.com/docs/opik/reference/rest-api/manual-evaluation/llms.txt. # Manual Evaluation > Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards. ## API Docs - Manual Evaluation [Manually evaluate spans](https://www.comet.com/docs/opik/reference/rest-api/manual-evaluation/evaluate-spans.md) - Manual Evaluation [Manually evaluate threads](https://www.comet.com/docs/opik/reference/rest-api/manual-evaluation/evaluate-threads.md) - Manual Evaluation [Manually evaluate traces](https://www.comet.com/docs/opik/reference/rest-api/manual-evaluation/evaluate-traces.md) ## OpenAPI Specification The raw OpenAPI 3.1 specification for this API is available at: - [OpenAPI JSON](https://www.comet.com/docs/opik/reference/rest-api/manual-evaluation/openapi.json) - [OpenAPI YAML](https://www.comet.com/docs/opik/reference/rest-api/manual-evaluation/openapi.yaml)