gpt-4o

GPT-4o inference queue backlog in staging environment

by
a computer screen with a web page on it

Problem – Growing GPT‑4o Inference Queue in Staging During a recent load‑test of the staging environment we observed that inference requests to the dedicated gpt-4o endpoint began to accumulate in the service queue. The backlog manifested as: HTTP 503 Service Unavailable responses with body {“error”:{“type”:”queue_full”,”message”:”queue_full”}} Intermittent 429 Too Many Requests errors indicating rate‑limit exhaustion Client‑side … Read more

GPT-4o model loading timeout during production deployment behind load balancer

by
Chatgpt atlas app icon on abstract background

Problem Description The production service that wraps the OpenAI GPT‑4o model is failing to become ready during deployment. The symptom set observed across multiple environments includes: Container logs ending with Error: model loading timed out after 10000ms. HTTP 504 Gateway Timeout responses from the load balancer. Kubernetes readiness probe failures: Health check failed: GPT‑4o not ready … Read more

OpenAI GPT-4o token refresh failure during real-time streaming

by
a computer screen with a web page on it

Problem Description During high‑throughput real‑time streaming with OpenAI GPT‑4o, the inference pipeline intermittently drops the connection. The client receives HTTP 401 responses such as: Error: Invalid API Key HTTP/1.1 401 Unauthorized Content-Type: application/json { “error”: { “message”: “Invalid request: token expired”, “type”: “invalid_request_error”, “code”: “invalid_api_key” } } Log excerpts from the Python SDK show the same … Read more