Call OpenAI's gpt-5.1 via a single pay-per-call x402 endpoint — no OpenAI accoun
Call OpenAI's gpt-5.1 via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.15 per request in USDC. Standard OpenAI chat.completions request/response shape, capped input and output. Search terms: OpenAI, gpt-5.1, chat completion, LLM, no API key.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
922 msmedian answer time
$0.15listed price per call
$0.15price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://netintel.dev/openai/gpt-5-1
| Category | Search and research |
|---|---|
| Provider host | netintel.dev |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.15 | 922 ms |
Example input (from the provider)
{
"body": {
"max_completion_tokens": 16,
"messages": [
{
"content": "Say hi in one word.",
"role": "user"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"max_completion_tokens": {
"description": "Max output tokens. Optional \u2014 defaults to 4096, capped at 4096.",
"type": "number"
},
"messages": {
"description": "OpenAI chat messages: [{role:'system'|'user'|'assistant', content:string}]. Input capped ~96000 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"
}
},
"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": {
"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"
}
},
"required": [
"input"
],
"type": "object"
}