Free: $0/month with 5 rankings and 60 Claude-written options monthly. Creator: $19/month with 100 rankings and 2,500 options. Pro: $49/month with 600 rankings and 6,000 options. Agency: $149/month with 3,000 rankings and 20,000 options.
Key features
AI Article generation from title to full draft
Humanizer to make AI text sound natural
AI Detector with probability scoring
Plagiarism Checker scanning online sources
Direct publishing to CMS
Reusable templates per section
Multiple rewriting modes
Support for 40+ languages
99.9% uptime with live status
Head-to-head comparison of up to 200 variants
Bradley-Terry model ranking with calibrated odds
Honest uncertainty verdicts: Clear, Lean, Too close to call
Brand profiles to calibrate accuracy on your audience
Works for YouTube titles, subject lines, ad headlines, and article headlines
Accuracy measured on 9,841 held-out A/B tests
What makes it different
All-in-one workspace eliminating tool switching
Built specifically for Indonesian language from the start
User retains control and ownership of content
Quick article generation in about 8 seconds
Content verification before publishing
82% accuracy on clear calls, trained on thousands of real A/B tests never seen during tuning
Honest about uncertainty instead of always crowning a winner
56 times cheaper than Claude Sonnet while maintaining comparable accuracy
Custom calibration to your audience's behavior via brand profiles
Compare versions in both orders to cancel out model bias
Erza Studio
Click Oracle