Free plan with 2 requests per day; Basic $15/mo (200 generations/month); Pro $49/mo (800 generations/month); Premium $99/mo (2,000 generations/month); API: $2.50 per million input tokens, $12 per million output and thinking tokens, rounded up to nearest cent with 1 cent minimum per request.
Key features
PASS, REVIEW or FAIL verdicts on emails
Detects unsolicited diagnoses and privacy intrusion
Catches generic flattery and fake familiarity
Identifies asymmetric asks and excessive homework
API integration for automated checking
MCP support for AI agents
Gmail and Outlook browser extensions
ChatGPT app integration
Structured JSON verdicts via API
Distribution fine-tuning for natural writing output
Browser-based console for generating and rewriting
Server-to-server API with /v1/generate endpoint
Specialized agents for SEO, rewriting, and copyediting
Custom model training on company style
Generation history and public share links
AI advising for AI transformation and strategy
Lightweight metrics and checking tools in editor
What makes it different
Uses deterministic filters with fixed rules before applying AI analysis
Judges message form rather than facts it cannot verify
Scales across workflows and no-code platforms
Integrated with Zapier, Make, n8n, Clay and other tools
Trained on human prose to eliminate repetitive AI patterns and 'LLM slop'
More creative and varied output than general-purpose AI assistants
Custom models trained on your company's specific writing style
Preserves author's intent and voice without hallucinations
Usage-based API pricing with no charges for failed generations