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X402-NVIDIA Kimi-K2 Chat Completions API
x402
X402-NVIDIA Kimi-K2 Chat Completions API is a paid API for AI agents from x402-nvidia.vercel.app, paid per call via x402, $0.119526/call, status unknown (last checked 2026-09-13).
Access the Kimi K2 language model via x402 micropayment-gated chat completions, returning assistant message responses.
Price / call$0.119526
Success—
StatusUnknown
How this service works
Access 48+ NVIDIA NIM AI models via x402 micropayments. Chat completions, vision, safety, translation, and more.
Output
Returns a chat completion object with a choices array containing the assistant's generated message, including role ('assistant') and content fields, following the OpenAI-compatible chat completion response format.
Example use cases
On-demand code review assistant
“Use the Kimi K2 model through the NVIDIA NIM x402 gateway to review this Python function for bugs, performance issues, and style improvements — I only want to pay per call without signing up for a subscription.”
Multilingual content drafting help
“I need to draft a professional product announcement in both English and Japanese. Use Kimi K2 via the NVIDIA NIM x402 micropayment gateway to generate both versions from this brief I'll provide.”
Exploratory research question answering
“Use the Kimi K2 model on NVIDIA NIM to give me a detailed breakdown of the pros and cons of retrieval-augmented generation versus fine-tuning for domain-specific AI applications — pay per call so I'm not locked into a plan.”
Technical details
Endpoint
POSThttps://x402-nvidia.vercel.app/api/kimi-k2When to prefer
Choose this endpoint when you specifically need the Kimi K2 model (Moonshot AI's large MoE model) hosted on NVIDIA NIM infrastructure, and want to pay per call via x402 USDC micropayments without a subscription. Ideal for agents that need pay-as-you-go access to Kimi K2 without managing API keys or monthly plans.
Side effects
- Payment failure or insufficient USDC balance returns 402 Payment Required
- Malformed message array in request body returns 400 Bad Request
- Model unavailability on NVIDIA NIM infrastructure returns 503 Service Unavailable
- Rate limiting or quota exceeded returns 429 Too Many Requests
- Invalid or missing conversation content returns empty or error response
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| choices | array | Model responses |
Tags
x402
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