OpenAI incident
Elevated errors across ChatGPT, Codex, and the API including the Agents API
OpenAI experienced a minor incident on September 29, 2026 affecting Login and Responses and 1 more component, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 29, 2026, 05:52 PM UTC
Status: Investigating We’re investigating elevated errors affecting ChatGPT, Codex, and the API. Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more. Affected components File uploads (Degraded performance) Fine-tuning (Degraded performance) ChatGPT Atlas (Degraded performance) VS Code extension (Degraded performance) Images (Degraded performance) Realtime (Degraded performance) Compliance API (Degraded performance) Image Generation (Degraded performance) Login (Degraded performance) Voice mode (Degraded performance) Batch (Degraded performance) Responses (Degraded performance) GPTs (Degraded performance) Deep Research (Degraded performance) Search (Degraded performance) Agent (Degraded performance) Conversations (Degraded performance) Files (Degraded performance) Login (Degraded performance) Connectors/Apps (Degraded performance) CLI (Degraded performance) Chat Completions (Degraded performance) Audio (Degraded performance) Embeddings (Degraded performance) Moderations (Degraded performance) ChatGPT Work (Degraded performance) Codex Web (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) Codex API (Degraded performance) Sites (Degraded performance)
- investigating Sep 29, 2026, 06:24 PM UTC
Status: Investigating We’re investigating elevated errors affecting ChatGPT, Codex, and the API including the Agents API. Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more. Affected components Sites (Degraded performance) Audio (Degraded performance) Image Generation (Degraded performance) CLI (Degraded performance) Images (Degraded performance) Fine-tuning (Degraded performance) Responses (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) VS Code extension (Degraded performance) Conversations (Degraded performance) Realtime (Degraded performance) GPTs (Degraded performance) Login (Degraded performance) Files (Degraded performance) Compliance API (Degraded performance) Connectors/Apps (Degraded performance) ChatGPT Work (Degraded performance) Login (Degraded performance) Embeddings (Degraded performance) Agent (Degraded performance) File uploads (Degraded performance) Batch (Degraded performance) Chat Completions (Degraded performance) Moderations (Degraded performance) Codex Web (Degraded performance) Search (Degraded performance) Deep Research (Degraded performance) Voice mode (Degraded performance) Codex API (Degraded performance)
- investigating Sep 29, 2026, 07:08 PM UTC
Status: Investigating We’re still investigating elevated errors affecting ChatGPT, Codex, and the API including the Agents API. Some users may experience failed requests, difficulty logging in or signing up, and tasks that do not complete. We’ll share updates as we learn more. Affected components VS Code extension (Degraded performance) Conversations (Degraded performance) Images (Degraded performance) Audio (Degraded performance) Sites (Degraded performance) Responses (Degraded performance) GPTs (Degraded performance) Login (Degraded performance) CLI (Degraded performance) Embeddings (Degraded performance) Moderations (Degraded performance) Fine-tuning (Degraded performance) Image Generation (Degraded performance) Deep Research (Degraded performance) File uploads (Degraded performance) Chat Completions (Degraded performance) Compliance API (Degraded performance) Agent (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) Files (Degraded performance) Voice mode (Degraded performance) Batch (Degraded performance) Codex Web (Degraded performance) Connectors/Apps (Degraded performance) Codex API (Degraded performance) ChatGPT Work (Degraded performance) Realtime (Degraded performance) Login (Degraded performance) Search (Degraded performance) Agents (Degraded performance)
- monitoring Sep 29, 2026, 07:39 PM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components Sites (Degraded performance) Login (Degraded performance) Codex Web (Degraded performance) Agents (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) Moderations (Degraded performance) File uploads (Degraded performance) Voice mode (Degraded performance) Search (Degraded performance) Files (Degraded performance) Compliance API (Degraded performance) Deep Research (Degraded performance) Login (Degraded performance) Realtime (Degraded performance) Embeddings (Degraded performance) Responses (Degraded performance) Chat Completions (Degraded performance) Connectors/Apps (Degraded performance) Audio (Degraded performance) GPTs (Degraded performance) VS Code extension (Degraded performance) Images (Degraded performance) Batch (Degraded performance) Agent (Degraded performance) Conversations (Degraded performance) Image Generation (Degraded performance) Codex API (Degraded performance) Fine-tuning (Degraded performance) CLI (Degraded performance) ChatGPT Work (Degraded performance)
- monitoring Sep 29, 2026, 09:09 PM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components Files (Degraded performance) CLI (Degraded performance) Images (Degraded performance) Compliance API (Degraded performance) Sites (Degraded performance) Conversations (Degraded performance) Batch (Degraded performance) Audio (Degraded performance) Responses (Degraded performance) Connectors/Apps (Degraded performance) ChatGPT Work (Degraded performance) GPTs (Degraded performance) Agents (Degraded performance) Moderations (Degraded performance) Search (Degraded performance) Agent (Degraded performance) Login (Degraded performance) Codex Web (Degraded performance) Image Generation (Degraded performance) VS Code extension (Degraded performance) Codex API (Degraded performance) File uploads (Degraded performance) Fine-tuning (Degraded performance) Voice mode (Degraded performance) Chat Completions (Degraded performance) Realtime (Degraded performance) Embeddings (Degraded performance) Deep Research (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) Login (Degraded performance)
- monitoring Sep 29, 2026, 10:03 PM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components Embeddings (Degraded performance) Agent (Degraded performance) ChatGPT Work (Degraded performance) Files (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) Connectors/Apps (Degraded performance) Login (Degraded performance) Conversations (Degraded performance) Images (Degraded performance) Batch (Degraded performance) Agents (Degraded performance) Fine-tuning (Degraded performance) Realtime (Degraded performance) Compliance API (Degraded performance) GPTs (Degraded performance) Sites (Degraded performance) Image Generation (Degraded performance) Codex API (Degraded performance) Search (Degraded performance) Login (Degraded performance) CLI (Degraded performance) Voice mode (Degraded performance) Chat Completions (Degraded performance) Deep Research (Degraded performance) Codex Web (Degraded performance) File uploads (Degraded performance) Moderations (Degraded performance) Responses (Degraded performance) VS Code extension (Degraded performance) Audio (Degraded performance)
- monitoring Sep 29, 2026, 10:47 PM UTC
Status: Monitoring We have applied the mitigation and are monitoring the recovery. Affected components File uploads (Degraded performance) Embeddings (Degraded performance) Responses (Degraded performance) Connectors/Apps (Degraded performance) VS Code extension (Degraded performance) Login (Degraded performance) Conversations (Degraded performance) Batch (Degraded performance) Chat Completions (Degraded performance) Deep Research (Degraded performance) Codex in ChatGPT Desktop (Degraded performance) Fine-tuning (Degraded performance) Compliance API (Degraded performance) GPTs (Degraded performance) Login (Degraded performance) Agents (Degraded performance) Image Generation (Degraded performance) Codex Web (Degraded performance) Search (Degraded performance) Images (Degraded performance) Files (Degraded performance) Sites (Degraded performance) Voice mode (Degraded performance) Realtime (Degraded performance) Moderations (Degraded performance) Audio (Degraded performance) Agent (Degraded performance) CLI (Degraded performance) Codex API (Degraded performance) ChatGPT Work (Degraded performance)
- resolved Sep 29, 2026, 11:14 PM UTC
Status: Resolved The issue causing elevated errors across ChatGPT, Codex, and the API has been resolved, and all affected services have recovered. Thank you for your patience while we worked to restore service. The detailed Root Cause Analysis (RCA) will be published in the next 5 business days. Affected components Moderations (Operational) Connectors/Apps (Operational) Codex in ChatGPT Desktop (Operational) VS Code extension (Operational) Batch (Operational) Agent (Operational) CLI (Operational) Codex API (Operational) Conversations (Operational) Images (Operational) Fine-tuning (Operational) Realtime (Operational) Compliance API (Operational) Sites (Operational) Files (Operational) File uploads (Operational) Chat Completions (Operational) Login (Operational) Codex Web (Operational) ChatGPT Work (Operational) Agents (Operational) Login (Operational) Image Generation (Operational) GPTs (Operational) Deep Research (Operational) Embeddings (Operational) Voice mode (Operational) Search (Operational) Audio (Operational) Responses (Operational)
- resolved Oct 06, 2026, 08:26 AM UTC
Status: Resolved All impacted services have now fully recovered. Affected components VS Code extension (Operational) Images (Operational) Audio (Operational) Connectors/Apps (Operational) Codex in ChatGPT Desktop (Operational) Conversations (Operational) GPTs (Operational) Deep Research (Operational) Image Generation (Operational) Login (Operational) CLI (Operational) ChatGPT Work (Operational) File uploads (Operational) Chat Completions (Operational) Fine-tuning (Operational) Moderations (Operational) Search (Operational) Files (Operational) Agent (Operational) Codex Web (Operational) Login (Operational) Realtime (Operational) Compliance API (Operational) Responses (Operational) Codex API (Operational) Sites (Operational) Agents (Operational) Voice mode (Operational) Batch (Operational) Embeddings (Operational)