# How Ultrafast cut incident investigation from hours to minutes at OpenAI

Source: [OpenAI](https://openai.com/index/openai-cut-incident-investigation)  
Feed7 permalink: https://feed7.dev/p/openai-cut-incident-investigation-06di2nc  
Published: 2026-10-26T07:00:00.000Z  
Trust: Official Source (official_source)

## Why Included

OpenAI engineers use Codex Ultrafast to investigate incidents in minutes. The material also points to security analysis, refactoring, and daily workflows.

## Source Summary

OpenAI engineers use **Codex Ultrafast** to investigate incidents in minutes. The material also mentions security analysis, code refactoring, and daily workflows.

## Practical Implication

Builders can consider whether a coding agent can help gather evidence and explore fixes during incident response, alongside routine code work.

## Agent-Ready Context

OpenAI engineers use **Codex Ultrafast** to investigate incidents in minutes. The material also mentions security analysis, code refactoring, and daily workflows.

Builders can consider whether a coding agent can help gather evidence and explore fixes during incident response, alongside routine code work.

The title says investigation time fell from hours to minutes, but the material provides no measurement method, incident scope, or details of the workflow.

## Connected Context

Feed7 judgment across 928 accumulated Signals:

This presents incident investigation as a coding-agent use case and reports a change from hours to minutes, while leaving the measurement and workflow unclear. It adds an operational response task to the supplied security and review examples, but does not establish how much of the reported time change is attributable to the agent.

- [Bots for the last mile: Rollouts, Security Review](https://feed7.dev/p/rollouts-and-security-reviewer-015uvdo) — Cursor describes pre-merge security review and post-merge regression monitoring, controls that can complement incident investigation across the shipping lifecycle; the brief does not establish that Ultrafast connects to either.
- [Cloudflare links vulnerability discovery to defense with OpenAI](https://feed7.dev/p/cloudflare-cyber-1qk9zuy) — Cloudflare describes investigation of vulnerabilities and human review of drafted fixes, whereas this signal concerns incident investigation; together they show distinct security-related agent tasks without specifying a shared workflow.

## Context Map

- Layer: agent
- Domains: coding, security
- Topics: coding-agents, agent-reliability

## Uncertainty

- The title says investigation time fell from hours to minutes, but the material provides no measurement method, incident scope, or details of the workflow.

## Agent Instruction

Use this item as source-backed context. Do not invent claims beyond the linked source. If this item conflicts with another source, call out the conflict.