AI Business Writing Suite
durch Info Inlet Inc.
One API for every routine business document.
AI Business Writing Suite — One API for every routine business document. Generate cover letters, apology and decline letters, thank-you notes, acceptance letters, follow-up emails, professional bios, FAQs, job descriptions, and mission and vision statements.
🤖 LLM-powered (OpenRouter)
🚀 Newcomer launch pricing — limited-time introductory rates while we earn our first reviews.
Built for HR teams, founders, executive assistants, customer-success and people-ops professionals.
Why this exists
Drafting routine business correspondence eats hours every week, and stitching together five different single-purpose writing tools is a billing and procurement headache.
What you get
One subscription and one API key unlock eleven AI writing endpoints that turn a short brief into a polished, on-brand document in seconds.
Endpoints (11 total)
- POST /v1/cover-letter/generate
- POST /v1/apology-letter/generate
- POST /v1/decline-letter/generate
- POST /v1/thank-you/generate
- POST /v1/acceptance-letter/generate
- POST /v1/follow-up-email/generate
- POST /v1/bio/generate
- POST /v1/faq/generate
- POST /v1/job-description/generate
- POST /v1/mission/generate
- POST /v1/vision/generate
Sample request
curl -X POST https://api-writing-suite.knowlez.com/v1/cover-letter/generate -H "X-API-Key: <your-key>" -H "Content-Type: application/json" -d '{}'
Pricing
- Starter — $9/mo · 2,000 ops included · $0.003/op overage
- Pro — $29/mo · 20,000 ops included · $0.002/op overage
- Scale — $99/mo · 200,000 ops included · $0.001/op overage
Swagger / OpenAPI: api-writing-suite.knowlez.com/docs