Breaking

OpenAI confirms ChatGPT and Codex outage as Astra model launch nears

September 3, 2026 at 17:54 EDT

Foundation Models
Software Dev & Coding

OpenAI confirmed a broad disruption to ChatGPT and Codex on Thursday, September 3, 2026, as users hit errors across core chat, login, coding, and agent features hours before the company is expected to ship its next major model, Astra. The company said it was investigating elevated errors and later described a routing problem that briefly made the products unavailable for some people.

September 3, 2026 · OpenAI

ChatGPT and Codex go dark

A routing error knocked out chat, login, Codex, and agent features on Thursday morning, hours before OpenAI’s expected Astra model launch. A fix was applied; the incident was later marked resolved.

Reports vs. a quiet hour

User outage reports for ChatGPT climbed past 38,000 by 11 a.m. ET — drawn here against a 1,000-report baseline so the spike is visible at scale (38 blocks vs 1).

~1k

Typical hour

38k+

ChatGPT reports

Each orange segment ≈ 1,000 reports. Height is proportional, not a live meter.

ChatGPT components listed degraded

99.63%

ChatGPT uptime, prior 90 days

12:55

p.m. ET marked resolved

How the incident unfolded

Routing error
~7:43 a.m. PT — some users lose ChatGPT and Codex

→

Mitigation
Fix applied ~8:17 a.m. PT; recovery monitored

→

Resolved
Marked clear by 12:55 p.m. ET

What recovered

OpenAI said a solution was implemented and later reported systems fully operational. ChatGPT Codex had been cited at 100% uptime over the prior 90 days.

What still stings

Fifteen ChatGPT surfaces failed together, including Agent and Codex. OpenAI has not tied the errors to Astra. Similar interruptions hit Claude, Grok, and Gemini the same morning.

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