What this model error usually means
DeepSeek: DeepSeek V3.1 returning 429 / model rate limited means you should first confirm whether model ID deepseek/deepseek-chat-v3.1 is visible for this DeepSeek key, then separate permission, context, capability, rate limit, or route issues.
- Model: deepseek/deepseek-chat-v3.1
- Provider: DeepSeek
- Status code: 429