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Comparison · 2026

HARPA AI vs Keymate.AI

HARPA AI vs Keymate.AI: side-by-side comparison of pricing, ratings, and features on SoftwareVital (2026).

Pricing models differ: HARPA AI is freemium, Keymate.AI is free. Feature lists share 0 overlapping items across the two listings.

freemium

AI browser assistant for Chrome that brings chat, page-aware replies and web automation into your everyday browsing.

free

Keymate.AI is an AI research tool that organizes your sources and adds a private memory layer to ChatGPT for analysis.

Side-by-side

AttributeHARPA AIKeymate.AI
Rating——
Reviews——
Pricingfreemium · $13.2free
Votes00
CategoryAI AgentAI API

Features checklist

FeatureHARPA AIKeymate.AI
50 AI command runs
vision
agent and page-aware messages total
2 web automations
2 custom commands
3 in 1 package: GPT-4o
Claude 3.5
API Key models
Data not used for training
no hourly rate limits
faster than ChatGPT Plus
Edit predefined commands
Effective source management
Enhanced AI interaction with a large context window
Secure and private memory space
Support for multiple file formats
Integration with ChatGPT
Task automation capabilities

FAQ