Overview
Grade and improve your AI prompts inline. Works inside ChatGPT, Claude, Gemini, Grok, Perplexity, and more.
Promptmkr Companion helps you grade, improve, and reuse AI prompts directly in your browser. Most prompts are one-off drafts. Promptmkr Companion gives you a faster way to check prompt quality, spot missing context, improve structure, and turn useful prompts into reusable assets. Use it to: • Grade prompts before you run them • Find missing context, vague instructions, weak structure, or unclear outputs • Improve rough prompts with clearer direction • Turn useful prompts into reusable prompt assets • Continue refining and saving prompts in Promptmkr Promptmkr Companion is built for marketers, creators, founders, operators, and everyday AI users who want better AI outputs without rebuilding prompts from scratch every time. How it works: 1. Write or paste a prompt. 2. Open Promptmkr Companion. 3. Review the prompt quality feedback. 4. Improve the prompt or continue in Promptmkr. Promptmkr Companion works as a browser-based prompt improvement layer. Some features may work best on supported AI writing surfaces, and a Promptmkr account may be required for advanced features.
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Details
- Version0.3.0
- UpdatedJune 10, 2026
- Size66.12KiB
- LanguagesEnglish (United States)
- DeveloperBrainmkr LLCWebsite
1 Keahole Place Apt 3612 Honolulu, HI 96825 USEmail
admin@brainmkr.comPhone
+1 808-232-7854 - TraderThis developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
Privacy
Promptmkr Companion has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
Promptmkr Companion handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, visit the developer's support site