Azure OpenAI (Microsoft Foundry) error
Azure OpenAI 500 Server Error: what it means and how to fix it
500 Server ErrorRetry? YesLast verified 2 documented fixes1 source
What it means
A transient service issue or backend overload.
Causes
- Transient service issue
- Backend overload
How to fix it
- Fix 1.
Retry with exponential backoff.
- Fix 2.
If errors persist for more than a few minutes, check Azure Service Health or file a support request.
More Azure OpenAI errors
All 15 Azure OpenAI errors400 Bad RequestRetry? Not stated400 content_filterRetry? Not stated200 finish_reason: content_filterRetry? Not stated200 content_filter_error (The contents are not filtered)Retry? Not stated401 UnauthorizedRetry? Not stated403 Forbidden (network access denied)Retry? Not stated403 Forbidden (resource has been temporarily blocked)Retry? Not stated404 Not FoundRetry? Not stated
HTTP 500 at other providers
Compare 500 across providers500 InternalServerExceptionRetry? YesAmazon Bedrock500 api_errorRetry? YesAnthropic API500 Server ErrorRetry? Not statedCohere API500 - Server ErrorRetry? YesDeepSeek API500 api_errorRetry? YesGemini API500 INTERNALRetry? YesGemini API500 Internal Server ErrorRetry? YesGroq API500 Internal server errorRetry? YesMistral API500 The server had an error while processing your requestRetry? YesOpenAI API500 serverRetry? Not statedOpenRouter500 unmappedRetry? Not statedOpenRouter500 UNKNOWN / INTERNALRetry? YesVertex AI
FAQ
What does the Azure OpenAI error "500 Server Error" mean?
A transient service issue or backend overload.
How do I fix Azure OpenAI "500 Server Error"?
There are 2 documented fixes. Start with the first: Retry with exponential backoff.
Should I retry Azure OpenAI "500 Server Error"?
Yes. The official docs treat this error as retryable.
Which other AI APIs return HTTP 500?
Per their official error docs: Amazon Bedrock (500 InternalServerException), Anthropic API (500 api_error), Cohere API (500 Server Error), DeepSeek API (500 - Server Error), Gemini API (500 api_error; 500 INTERNAL), Groq API (500 Internal Server Error), Mistral API (500 Internal server error), OpenAI API (500 The server had an error while processing your request), OpenRouter (500 server; 500 unmapped), Vertex AI (500 UNKNOWN / INTERNAL).
Sources
Last verified against 1 source: Azure OpenAI's official docs and official SDK repositories.
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