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NexusAPI AI Chat Endpoint
x402
NexusAPI AI Chat Endpoint is a paid API for AI agents from nexus-api-virid.vercel.app, paid per call via x402, $0.073275/call, status unknown (last checked 2026-09-14).
Sends a natural language query to an AI chat model and returns a generated text response, payable per call in USDC on Base.
Price / call$0.073275
Success—
StatusUnknown
How this service works
Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.
Output
A JSON object containing an AI-generated text reply to the submitted query, produced by the underlying language model powering the NexusAPI chat endpoint.
Example use cases
Quick AI answer without API key
“I don't have an OpenAI key handy — can you use the NexusAPI chat endpoint to ask: 'Summarize the main causes of inflation in three bullet points' and show me the answer?”
On-demand crypto knowledge query
“Use the pay-per-call AI chat to ask: 'Explain how Ethereum smart contracts work in simple terms' — I'll pay in USDC on Base.”
AI-assisted content drafting
“Send this to the NexusAPI AI chat: 'Write a two-sentence product description for a wireless noise-cancelling headphone aimed at remote workers' and return whatever it generates.”
Technical details
Endpoint
POSThttps://nexus-api-virid.vercel.app/api/ai/chatWhen to prefer
Choose this endpoint when you need a quick, keyless AI chat response and are willing to pay micro-amounts in USDC on Base per call, especially in agentic or automated pipelines where managing API keys is impractical and crypto-native micropayments are acceptable.
Side effects
- Payment not received or insufficient USDC — returns 402 Payment Required
- Empty or missing query field — may return an error or empty response
- Model timeout or upstream LLM failure — returns 5xx server error
- Malformed JSON body — returns 400 Bad Request
- Rate limiting or capacity issues on the NexusAPI platform
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Search query or input parameter |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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