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Stack Overflow used OpenAI's Codex to build agent tools and internal platform

DevDay 2026 talk shows how small teams leveraged AI to accelerate product development and launch new services.

Summarized from @OpenAI, . 20-second read.

This story is from October 7, 2026. For the latest, see today's news.

Stack Overflow shared insights from using OpenAI's Codex model to build two new products: Stack Overflow for Agents and an internal platform called Stack Internal. The session focused on how small teams at the company used AI to accelerate research and development cycles and move products to market faster.

The talk, presented at OpenAI's DevDay 2026, highlighted practical lessons for teams looking to integrate into their development workflows and ship new features at speed.

Read the full story at @OpenAI

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