# Respan

> Develop AI applications with tracing, evaluations and prompt optimization.

Respan helps users develop AI applications with tracing, evaluations and prompt optimization. The product supports lLM observability and prompt evaluation. Starting points include compare prompt versions and investigate a model response in context. Check the documentation, license, supported models, hardware requirements, and any separate API or hosting costs. Test on a small representative project before integrating it into an existing system.

## Quick facts

- Categories: Developer Tools
- Official site: https://www.respan.ai/
- Last checked: 2026-09-25

## Key features

- LLM observability
- Prompt evaluation

## Use cases

- Compare prompt versions
- Investigate a model response in context

## Links

- Nextool.ai page: https://nextool.ai/tools/respan/
- Alternatives: https://nextool.ai/alternatives/respan/

Source: Nextool.ai (https://nextool.ai/tools/respan/). Pricing and features change; confirm on the provider's site before relying on them.