AI Product Spec Writer for Coding Agents
Write a product idea. Get a focused, implementation-ready spec that AI agents can ACTUALLY use to build your app.
In plain English
TinyPRD turns a product idea into a clear build plan that AI coding agents can follow. Users write the idea and get a spec. People pay a monthly plan. TrustMRR shows about $37 a month in recurring revenue. The AI writes the spec, while builders use it.
~$37 MRR; $37 verified revenue last 30 days (TrustMRR/Stripe, Oct 29, 2026)
Operator: Chong-U
Revenue independently checked: documents reviewed by a publication, or a public dashboard.
Not disclosed.
The tool stack
Payments
Anthropic API ↗LLM / agents
Next.js ↗Web app framework
Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.
Step-by-step setup
- Ship an API or tool developers and agents call directly.
- Great docs, SDKs and MCP/CLI access.
- Usage-based or tiered pricing.
- Grow via developer communities and integrations.
What's automated vs. the human 15%
The machine does
- Core AI generation/analysis
- Billing and onboarding
You still do
- Product quality and support
- Distribution and marketing
- Compliance and edge cases
Overview
Write a product idea. Get a focused, implementation-ready spec that AI agents can ACTUALLY use to build your app.
Operator: Chong-U. Category on TrustMRR: Artificial Intelligence. Founded: 2025-12-01. Website: https://tinyprd.app/
Estimated split: about 85% of the work automated, 15% human.
Realistic income
TrustMRR (checked Oct 29, 2026) shows about $37 MRR and $37 in Stripe-verified revenue over the last 30 days, $691 verified over its tracked history. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live listing — numbers change.
Risks
- Platform dependency on upstream models/tools.
- Support burden from technical users.
- Startup cost and time to first dollar are not disclosed.
*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.
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