AI-powered SEO content creation and optimization tool
Know which headline wins before you spend traffic on it.
Stage
MVP
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Founded
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Based in
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Pricing model
Freemium
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Pricing
Free plan: 50,000 words free. Starter: $24 per month (150,000 words). Standard: $49 per month (300,000 words). Premium: $99 per month (Unlimited words).
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
Bulk content generation for multiple pieces at once
Content cluster creation with keyword optimization
Multi-language content generation
Long-form keyword-optimized content
AI-powered automatic internal linking
Grammar checking and plagiarism detection
Brand voice customization
API access for premium users
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
Built-in internal linking for improved SEO structure
Local SEO targeting with location-specific optimization
Free 50,000 words to get started
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