Score my prompt
Paste a system prompt and get a score against an explicit rubric. No account, no card, no sign-up.
Prompts scored / 30d3
Answered from cache0%
Free per visitor2
Max length12k chars
Before you paste
The free validation sends your text to a model provider that may use it to train its models. For a production prompt with anything sensitive in it, validate while signed in.
Your prompt
2 free, no sign-up · one model · ~10 s
No score yet
Paste a system prompt on the left and score it. The rubric and the reasoning for every criterion appear here.