Sign Up
Sign Up

GPT-5.5 Uptime Status

Operational

A new class of intelligence for coding and professional work, with the highest reasoning capability in the GPT-5 family.

Last checked 59 seconds ago

Use GPT-5.5 30% cheaper with automatic failover.

Switch to LLMAPI
30-Day Uptime
99.06%
Past Incidents (30d)
2
Error rate (24h)
0.00%

Is GPT-5.5 Down Now?

Last 30 days

28/30 days operational | 99.06% uptime

30 days ago Today
Operational Degraded / Partial Outage

Endpoint & Model ID

Recent incidents

Elevated Codex API authentication errors

All impacted services have now fully recovered.

Issues with Custom GPT actions

All impacted services have now fully recovered.

Elevated error rates with the invalid_prompt error code

All impacted services have now fully recovered.

One API, every model, automatic failover.

When OpenAI goes down, LLMAPI reroutes your requests to another provider with an equivalent model in the same tier — no code changes, no downtime.

Switch to LLMAPI Read the docs

Learn more about LLM API models

GPT-5.5 -30%
Streaming Tools Vision Reasoning

A new class of intelligence for coding and professional work, with the highest reasoning capability in the GPT…
GPT-5.6 Sol -30%
Streaming Tools Vision Reasoning

Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
GPT-5.6 Terra -30%
Streaming Tools Vision Reasoning

Balanced GPT-5.6 model for capable, cost-efficient everyday work