Start here.
Pick what you want to do. Each card opens the tool that does it, and says whether it is free.
- FreeI need a prompt for a jobOver a hundred ready-made prompts. Fill in the blanks and copy.Prompt templates
- FreeMy AI answers are vague or offA score out of 10, and plain questions that fix what is missing.Prompt Grader
- FreeThis AI draft sounds like a robotSee every phrase that gives it away, fix the easy ones and stop them next time.Robot-Speak Checker
- FreeCan I trust this AI answer?A checklist of every number, quote and source to check, riskiest first.Fact Check List
- FreeIt mentions real people or accountsHide names, emails and numbers before you paste, then put them back.Safe Paste
- FreeWhat will AI cost us each month?Pick what you are building and see the bill on every major model.AI Cost Calculator
- Needs a keyWhich AI model should we use?One prompt, up to six models, answers side by side with speed and cost.Model Compare
- Needs a keyDid my change make it better?Run your prompt on real examples and see what each change fixed or broke.Prompt Tester
- FreeWhat changed between two versions?Every changed word, with the effect on length, cost and score.Version Compare
- Free scanCan people trick our chatbot?Check it keeps its rules when someone tries to talk it out of them.Chatbot Safety Test
- FreeWhere do I keep prompts that work?Every version, saved in your browser. Any tool can save to it.My Prompts
- 1Pick a templateFind the job you need and fill in the blanks.
- 2Check itPaste it into the Grader and answer its questions.
- 3Use itCopy the result into ChatGPT, Claude or Gemini, and get a better answer first time.
Do I need an API key?
Only to run prompts on real AI models. Most of the site works without one.
Works without a key
Needs a key
A key is a code from an AI company that lets these tools use its models on your account, usually a fraction of a cent per use. Google, Groq and OpenRouter give free ones.