Chrome Extension · Free

Stop Losing Your Best
AI Prompts.

The intelligent Chrome side-panel vault that saves, ranks, and surfaces your best prompts — exactly when you need them.

★★★★★ Local-first  ·  Zero API keys  ·  Free forever
PromptMate AI Prompt Vault interface
Works alongside ChatGPT Claude Gemini Perplexity
Core Features

Everything your prompts deserve.

Four features. One vault. Zero friction.

The Vault

Right-click any prompt on any AI platform and save it instantly. Auto-tagged by platform, auto-scored for quality, auto-tiered as Standard or Elite.

  • Right-click → Save to PromptMate on any AI platform
  • BM25 quality scoring — same algorithm as Elasticsearch
  • Auto-categorized: coding, writing, marketing, research + more
  • ELITE tier automatically surfaces your highest-value prompts
PromptMate Vault — 3-column prompt grid

Oracle

Analyzes your current page and surfaces the vault prompt that matches it best. No API calls. No internet. Pure offline BM25 intelligence.

⚡ Best Match For This Page

PromptMate Oracle — contextual prompt matching

Builder

Select multiple vault prompts and PromptMate blends them into one compound mega-prompt. First role wins. Format signals unified. Zero redundancy.

Builder ★ PRO ⚡ ELITE

Deep Research

One click launches a structured research prompt into your current AI chat. No new tab. No lost context. Maximum momentum.

PromptMate side panel open alongside ChatGPT
100%
Local

No data leaves your device. Ever.

Setup

Up and running in 60 seconds.

No accounts. No API keys. No config. Just install and go.

01

Install

Add PromptMate from the Chrome Web Store and pin it to your toolbar for instant side-panel access anywhere.

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02

Save

Highlight any prompt on ChatGPT, Claude, Gemini, or Perplexity. Right-click → Save to PromptMate. Done in one click.

03

Recall

Open Oracle on your next session. Your vault automatically surfaces the perfect prompt for whatever you're working on right now.

The Vault — your entire prompt library, ranked and ready.

PromptMate full vault grid view
Pricing

Simple pricing.

Start free. Upgrade when you're ready to go deeper.

Free

$0

/ forever — no limits, no expiration

  • Unlimited prompt vault
  • BM25 Oracle contextual search
  • Builder — intelligent prompt blending
  • Deep Research mode
  • Local-first — no account needed
  • Auto ELITE / Standard tier scoring
⚡ Add to Chrome — Free
Coming Soon

Pro

$5

/ month — early access pricing locked on install

  • Everything in Free
  • Semantic vector search — embedding-powered recall
  • Adaptive Prompt Rewriting — Oracle rewrites for your context
  • KAG Fingerprint — your personal AI voice, portable across models
Join Waitlist →

Your prompts deserve
a vault.

Free. Local. Instant. Zero setup.

⚡ Add to Chrome — Free