AI Coding Assistants
Stop rewriting prompts. Get better AI answers.
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A Chrome extension that optimizes prompts across AI tools like ChatGPT, Claude, and Gemini before you send them, improving clarity and usefulness with one click.
PromptShield is a Chrome extension that reviews prompts you write in supported AI chats and suggests clearer, more detailed versions with better context. You can apply optimizations with one click before sending, and the extension works across seven AI platforms including ChatGPT, Claude, Gemini, Perplexity, Grok, DeepSeek, and Meta AI. The free plan includes 3 optimizations per day with full optimizer quality, while Pro removes daily limits for $7.99 per month. Features include a prompt library, optimization history, a Guard feature for sensitive information detection, and local personalization.
Pricing model: Freemium
Free: 3 successful optimizations per day, full optimizer quality, no credit card required. Pro: $7.99/month for unlimited successful prompt optimizations.
PromptShield is a Chrome extension that reviews prompts you are writing in a supported AI chat, suggests a clearer version with more useful context, and lets you apply it before you send. Apply replaces the draft and does not send it.
Yes. The free plan includes 3 successful prompt optimizations per local day with no credit card required. Usage resets at local midnight.
PromptShield works with ChatGPT, Claude, Gemini, Perplexity, Grok, DeepSeek, and Meta AI in Chrome. It does not support Microsoft Copilot, mobile apps, or Meta AI inside Facebook, Instagram, Messenger, or WhatsApp.
Cloud optimization requires a signed-in PromptShield account and sends your prompt to their API over HTTPS. Library, History, and personalization stay on your device by default. Image text is checked on your device with local OCR when Guard is enabled. Payments run through Stripe.
Pro is $7.99 per month and includes unlimited successful prompt optimizations. Free and Pro use the same optimizer with no quality differences. You can upgrade from Settings in the extension.
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PromptShield has a free listing. The owner can unlock the full profile with a paid launch for $5:
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