Less than 1/3 the cost of a weekly tutor. Better than any writing class.
Subscribers can grab a one-time top-up ($20, ~2 extra essays) during midterms and finals. Billed to your card on file — one click, instant capacity. Annual subscribers get 2 free top-ups included.
Your first complete essay through all 8 steps — coaching, research, outline, assessment, everything. No credit card required.
A weekly tutor costs $240-480/month. Paper Mamba costs $130/month and is available 24/7 with instant feedback. Unlike a tutor, it remembers your writing patterns across every essay and adapts its coaching.
Subscribers can grab a one-time top-up ($20, good for ~2 extra essays) during heavy months like midterms and finals. Annual subscribers get 2 free top-ups included.
Claude Sonnet for real-time coaching and Claude Opus for deep holistic assessment. Both are Anthropic's most capable models.
Yes. Your essays and data are encrypted, never shared, and never used to train AI models.
Yes. Cancel anytime and keep access until the end of your billing period. No cancellation fees.
$1,000/year ($83/month effective) — save 36% vs monthly. Includes 2 free bonus top-ups. Perfect for the full school year.