# LLM API Status Diagnosis

TL;DR: llmping status pages explain outage symptoms while separating key, quota, permission, endpoint, and runtime problems.

- [Is OpenAI API Down? Status and Error Checks](/status/openai/): Check whether an OpenAI API problem looks like an outage, an invalid key, a forbidden model, or a rate limit issue.
- [Is Claude API Down? Anthropic Status and Error Checks](/status/anthropic/): Check whether a Claude or Anthropic API failure looks like provider overload, network reset, invalid auth, or an application-side retry problem.
- [Is Gemini API Down? Google AI Status and Fetch Checks](/status/gemini/): Check whether a Gemini API failure is an outage, browser fetch issue, bad endpoint, invalid key, or runtime network problem.