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Stack Overflow for Agents triples signups with ChatGPT plugin

OpenAI · OpenAI Blog · Oct 16, 2026 · Product Launches

Stack Overflow for Agents tripled signups after launching a ChatGPT plugin built with Codex

Two engineers used OpenAI's Codex to build Stack Overflow for Agents in weeks, then launched a ChatGPT plugin that drove up to 10× growth in agent creation. The story illustrates how AI-native developer tools can dramatically compress build cycles and distribution reach. It signals growing ecosystem momentum around agent-building platforms leveraging OpenAI's plugin marketplace.

codex chatgpt-plugin developer-tools agents openai

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