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Mistral Flagship LLM via x402 Gateway
x402
Mistral Flagship LLM via x402 Gateway is a paid API for AI agents from x402-gateway-production.up.railway.app, paid per call via x402, $0.006/call, status unknown (last checked 2026-09-15).
Calls Mistral's flagship multilingual large language model and returns a generated text response, billed per call via x402 micropayment.
Price / call$0.006
Success—
StatusUnknown
How this service works
Mistral's flagship model — strong European AI with great multilingual support
Output
A generated text completion or response from Mistral's flagship model, returned as structured JSON containing the model output. The response reflects Mistral's strong multilingual and reasoning capabilities.
Example use cases
Example prompt
“Use Mistral's flagship model to write me a professional email in French apologizing for a delayed shipment to a customer named Marie Dupont.”
Technical details
Endpoint
POSThttps://x402-gateway-production.up.railway.app/api/llm/mistralWhen to prefer
Choose this endpoint when you need strong multilingual output (especially European languages), want access to Mistral's best general-purpose model, or prefer a European AI provider with different data governance than OpenAI or Anthropic. Ideal for agents needing pay-per-call billing without a Mistral API subscription.
Side effects
- Payment not included or invalid x402 payment header — returns 402 Payment Required
- Malformed request body or missing prompt — returns 400 Bad Request
- Mistral API upstream error or timeout — returns 502 or 503
- Rate limit exceeded on the gateway — returns 429 Too Many Requests
- Model unavailable or overloaded — returns 503 Service Unavailable
Input
{
"model": "mistral-large",
"messages": [
{
"role": "user",
"content": "Write a brief professional greeting in English for a customer service chatbot."
}
],
"max_tokens": 150
}Output
{
"model": "mistralai/mistral-large",
"usage": {
"cost": 0.000934,
"is_byok": false,
"cost_details": {
"upstream_inference_cost": 0.000934,
"upstream_inference_prompt_cost": 0.000034,
"upstream_inference_completions_cost": 0.0009
},
"total_tokens": 167,
"prompt_tokens": 17,
"completion_tokens": 150,
"prompt_tokens_details": {
"audio_tokens": 0,
"video_tokens": 0,
"cached_tokens": 0,
"cache_write_tokens": 0
},
"completion_tokens_details": {
"audio_tokens": 0,
"image_tokens": 0,
"reasoning_tokens": 0
}
},
"content": "Here’s a polished and professional greeting for your customer service chatbot:\n\n---\n**\"Hello! 👋 Welcome to [Company Name] Support. How can I assist you today? Let me know what you need, and I’ll be happy to help!\"**\n---\n\n**Optional variations:**\n- For a warmer tone:\n *\"Hi there! Thanks for reaching out to [Company Name]. I’m here to help—what can I do for you today?\"*\n\n- For a more concise option:\n *\"Welcome! How can I assist you with [product/service] today?\"*\n\n- For 24/7 availability:\n *\"Hello! I’m your [Company Name] support assistant, available 24/7. What can I help"
}Tags
x402
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