Prompt Optimizer vs MetaPrompt: which is better? (2026)
Prompt Optimizer - SecondBrain and MetaPrompt - AI Prompt Engineer & Optimizer for ChatGPT & Claude are two of the most used extensions for the same job. Here is how they compare on real Chrome Web Store numbers.
Prompt Optimizer vs MetaPrompt at a glance
| Fact | Prompt Optimizer - SecondBrain | MetaPrompt - AI Prompt Engineer & Optimizer for ChatGPT & Claude |
|---|---|---|
| Store users | ≈100K users | ≈100K users |
| Rating | 3.9★ from 190 ratings | 4.7★ from 108 ratings |
| Last update | Updated 2 months ago | Updated 8 months ago |
| Permissions | 8 | 7 |
| Category | Tools | Tools |
| Maker | Flashmaster, Innova8, Chandigarh, INDIA | justgoextension |
About Prompt Optimizer
Prompt Optimizer: Stop Rewriting. Optimize prompts in one click across major AI chatbots.
Prompt Optimizer reviews, users and permissions · Prompt Optimizer alternatives
About MetaPrompt
Transform unclear questions into expert prompts. Get better AI responses from ChatGPT and Claude with one click.
MetaPrompt reviews, users and permissions · MetaPrompt alternatives
Prompt Optimizer or MetaPrompt? Questions
Which has more users, Prompt Optimizer or MetaPrompt?
Prompt Optimizer has ≈100K users, against ≈100K users for MetaPrompt.
Which is rated higher, Prompt Optimizer or MetaPrompt?
MetaPrompt is rated 4.7 from 108 ratings; Prompt Optimizer is rated 3.9 from 190.
Which asks for fewer permissions?
MetaPrompt asks for 7 permissions, against 8 for Prompt Optimizer.