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Output tokens | 500 |\n| Total tokens | 4,500 |\n\n## Error Codes\n\n| Code | Description |\n|------|-------------|\n| 400 | Bad request / Invalid JSON |\n| 401 | Invalid or missing API key |\n| 403 | Forbidden (budget exceeded, rate limit) |\n| 413 | Request body too large |\n| 429 | Too many requests |\n| 500 | Internal server error |\n| 502 | Bad gateway (upstream error) |\n| 503 | Service unavailable |\n\n## Docs\n\nFull documentation: https://costllm.ai/docs\n\n## Pricing\n\nSee https://costllm.ai/pricing\n\n## Privacy\n\nhttps://costllm.ai/privacy\n\n## 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