Alternatives to PromptLens
50 AI apps to use instead, best rated first.
Top picks
Why choose an alternative
The code is open
41 of these are open source.
You can host it yourself
4 of these are built to run on your own server.
Your data stays yours
getleon is built around privacy.
They're free
ego lite and LibreChat are free to use.
Side by side
P PromptLens | Claude | ChatGPT | Midjourney | Perplexity | v0 | O Open WebUI | |
|---|---|---|---|---|---|---|---|
| Rating | – | 4.9 | 4.8 | 4.8 | 4.7 | 4.7 | – |
| Price | – | Free / Pro | Free / Plus | Paid | Free / Pro | Free / Pro | – |
| Monthly visits | – | 14M | 76M | 9.4M | 6.2M | 1.9M | – |
| Open source | – | – | – | – | – | – | |
| Self-hosted | – | – | – | – | – | – | |
| Launch | Launch | Launch | Launch | Launch | Launch | Launch |
More AI apps
About PromptLens
P
PromptLens
Version prompts, test prompt and model changes against a known-good baseline
Version prompts, test prompt and model changes against a known-good baseline, and trace production requests. Catch AI regressions before they reach users.
- Category
- AI
- Website
- promptlens.io






