Index onlineMerchant portal
Api Endpoint

NetIntel

Call OpenAI's gpt-4o-mini via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.005 per request in USDC. Standard OpenAI chat.completions request/response shape, capped input and output.

Open interactive test console

Offering

Provider
netintel.dev
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Api
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://netintel.dev/openai/gpt-4o-mini
MIME type
Not provided
First seen
2026-10-16T01:50:19.913Z
Last seen
Tags
chat completion, llm api, ai chat, openai, no api key

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.005 USDC
Atomic price: 5000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.005 USDC
Atomic price: 5000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "5000",
    "payTo": "0xdaDc335482AD545296Fd7b28518A251fFCbEb9Df"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "5000",
    "payTo": "8FVeybWnB4dYrxTuPK7WzFZNAiEcFVaDLFnKpRwVGr5s"
  }
]

Observed health

Status
Healthy
Latest latency
95 ms
Average latency
175 ms
HTTP status
204
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "additionalProperties": false,
  "properties": {
    "body": {
      "properties": {
        "max_tokens": {
          "description": "Max output tokens. Optional — defaults to 1024, capped at 1024.",
          "type": "number"
        },
        "messages": {
          "description": "OpenAI chat messages: [{role:'system'|'user'|'assistant', content:string}]. Input capped ~24000 chars total.",
          "items": {
            "properties": {
              "content": {
                "description": "Message text",
                "type": "string"
              },
              "role": {
                "description": "system, user, or assistant",
                "type": "string"
              }
            },
            "required": [
              "role",
              "content"
            ],
            "type": "object"
          },
          "type": "array"
        },
        "temperature": {
          "description": "Sampling temperature. Optional.",
          "type": "number"
        },
        "top_p": {
          "description": "Nucleus sampling. Optional.",
          "type": "number"
        }
      },
      "required": [
        "messages"
      ],
      "type": "object"
    },
    "bodyType": {
      "enum": [
        "json",
        "form-data",
        "text"
      ],
      "type": "string"
    },
    "method": {
      "enum": [
        "POST"
      ],
      "type": "string"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "type": "object"
}

Output schema

{
  "properties": {
    "example": {
      "properties": {
        "choices": {
          "description": "Assistant message + finish_reason.",
          "type": "array"
        },
        "created": {
          "description": "Unix timestamp (seconds)",
          "type": "number"
        },
        "id": {
          "type": "string"
        },
        "model": {
          "type": "string"
        },
        "object": {
          "description": "Always 'chat.completion'",
          "type": "string"
        },
        "usage": {
          "description": "prompt_tokens, completion_tokens, total_tokens",
          "type": "object"
        }
      },
      "type": "object"
    },
    "type": {
      "type": "string"
    }
  },
  "required": [
    "type"
  ],
  "type": "object"
}