ContentForge — AI Content Platform
Multi-tenant AI content platform on Next.js with GPT-4 integration, prompt library, and team workspaces. 4.8x production speed, brand voice locked across 18 writers.
The problem they were solving
Marketing agency using ChatGPT web for client work. No prompt version control, no team workspaces, brand voice inconsistent across 18 writers. Client audits kept catching off-brand copy.
How I approached it
Built a Laravel + Next.js platform. Reusable prompt library with variable substitution. Team workspaces with shared brand voice profiles. GPT-4 API integration with per-user token budgeting and cost dashboards.
By the numbers
Overview
ContentForge is an AI writing platform for marketing teams that combines GPT-4 with a library of expert-vetted prompt templates. Built as a Next.js app with server-side streaming responses and a fully custom prompt engineering pipeline.
Technical highlights
- Streaming GPT-4 responses with token-by-token UI updates
- Custom prompt template engine with variables and branching
- Team workspaces with shared prompt libraries
- Usage-based billing tied to OpenAI token consumption
- Deployed on Vercel with edge functions for low latency worldwide
Results
Users generating 3x more content per hour compared to using ChatGPT directly. Team plans became primary revenue driver within first quarter.
