Release2026-10-13

Stack Overflow built a ChatGPT plugin for its new agent product. The plugin tripled signups overnight. It also drove up to ten times more agent creation. Two engineers built the product in weeks using Codex. Codex cut connector build time from weeks to four days. Stack Overflow routes tasks to different OpenAI models based on need and cost. The team plans to use the Decisions API to reduce configuration work. They are expanding the platform to share knowledge across workflows.

What changed

Building connectors took 3–6 weeks without Codex.

What it unlocks

Creating agents and signing up for Stack Overflow for Agents directly in ChatGPT.

  • 10× growth in agent creation
  • 3× signups overnight
  • 87% faster connector build (3–6 weeks to 4 days)

What you need to act on it

  • ChatGPT access
  • Stack Overflow for Agents availability

Sources

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