# Stack Overflow says ChatGPT plugin tripled signups

> Two engineers built Stack Overflow for Agents with Codex in a few weeks. Stack Overflow says its ChatGPT plugin helped drive up to 10× growth in agent creation.

Oossa · 2026-10-16 · https://oossa.com/en/stack-overflow-says-chatgpt-plugin-tripled-signups

Stack Overflow says its ChatGPT plugin helped its Stack Overflow for Agents product triple signups. The company also says the plugin helped drive up to 10× growth in agent creation, but the source does not explain the measurement period or how that figure was calculated.

The product was built by two engineers in a few weeks with Codex, OpenAI’s coding tool. The source does not give details about the plugin’s features or who can use it.

## The facts

- Stack Overflow says signups tripled and agent creation grew by up to 10× with the ChatGPT plugin.
- Two engineers built Stack Overflow for Agents in a few weeks with Codex.

## Why it matters

For developers considering Stack Overflow for Agents, the reported growth suggests the ChatGPT plugin may make agent creation easier to discover, but the source gives no data to show how many people used it or why signups increased.

## Sources & references

1. [Stack Overflow for Agents triples signups with ChatGPT plugin](https://openai.com/index/stack-overflow-chatgpt-plugin) – OpenAI, 2026-10-16

Last updated: 2026-10-16