How Braintrust Uses Codex to Turn Customer Requests into Code
AI Flash News: Braintrust Engineering combines OpenAI’s Codex with GPT-5.5 to speed up daily experiment workflows and code writing efficiency. Braintrust itself is an AI evaluation and experimentation platform; by plugging Codex’s code generation capability into GPT-5.5’s reasoning core, engineers can iterate through different prompt strategies, model parameters, and evaluation metrics in a shorter time, significantly compressing what used to require manual反复 adjustment in experiment cycles.