# OpenAI — How Braintrust turns customer requests into code with Codex

- Company: OpenAI (openai.com)
- Announced: 2026-05-29T12:00:00+00:00
- Subject: GPT / ChatGPT / API
- Models affected: Codex, GPT-5.5
- Source: https://openai.com/index/braintrust
- Record: https://forck.live/items/101-how-braintrust-turns-customer-requests-into-code-with-codex

Braintrust engineers use Codex with GPT-5.5 to run experiments and code faster.

## Evidence

Verbatim from https://openai.com/index/braintrust:

> How Braintrust engineers use Codex with GPT-5.5 to run experiments and code faster.

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Record: https://forck.live/items/101-how-braintrust-turns-customer-requests-into-code-with-codex
Catalogue: https://forck.live/llms.txt
Feed: https://forck.live/feed.md