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netintel.dev GPT-5.4-Nano Chat Completions (x402)
x402
netintel.dev GPT-5.4-Nano Chat Completions (x402) is a paid API for AI agents from netintel.dev, paid per call via x402, $0.005/call, status unknown (last checked 2026-09-14).
Proxies OpenAI GPT-5.4-Nano chat completions via a pay-per-call x402 endpoint — no OpenAI account or API key required, pay $0.005 USDC per request.
Price / call$0.005
Success—
StatusUnknown
How this service works
Call OpenAI's gpt-5.4-nano 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. Search terms: OpenAI, gpt-5.4-nano, chat completion, LLM, no API key.
Output
Returns a standard OpenAI chat.completion JSON object including: an id, model name, created timestamp, a choices array with the assistant's message content and finish_reason, and a usage object with prompt_tokens, completion_tokens, and total_tokens. Output is capped at 1024 tokens.
Example use cases
Keyless LLM for quick agent tasks
“I need to ask GPT-5.4-nano to summarize this paragraph without setting up an OpenAI account — just charge my USDC wallet per call: 'Renewable energy sources, including solar and wind, have grown dramatically over the past decade...'”
Automated content drafting pipeline
“Have the GPT-5.4-nano model write a short product description for a standing desk called 'ErgoRise Pro' — focus on ergonomic benefits, keep it under 150 words, and use a professional tone.”
On-demand Q&A for a customer-facing bot
“Send this customer question to GPT-5.4-nano and return the answer: 'How do I reset my two-factor authentication if I've lost my phone?' — system prompt should say 'You are a helpful SaaS support agent.'”
Technical details
Endpoint
POSThttps://netintel.dev/openai/gpt-5-4-nanoWhen to prefer
Choose this endpoint when an agent needs GPT-5.4-nano specifically and does not have an OpenAI API key, or when the use case demands strict pay-per-call billing in USDC with no subscription overhead. Prefer it over the gpt-4.1 or gpt-4o-mini siblings when the task is lightweight and cost-sensitive. Avoid it if the task requires more than 1024 output tokens or inputs exceeding ~24000 characters.
Side effects
- Payment failure or insufficient USDC balance — x402 payment required error
- Input exceeds ~24000 character cap — request rejected or truncated
- max_completion_tokens above 1024 — silently capped at 1024
- Malformed messages array (missing role or content) — validation error
- Downstream OpenAI API outage — 502 or timeout response
- Network timeout if model inference takes too long
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"id": "chatcmpl-abc123",
"model": "gpt-5.4-nano",
"usage": {
"total_tokens": 13,
"prompt_tokens": 11,
"completion_tokens": 2
},
"object": "chat.completion",
"choices": [
{
"index": 0,
"message": {
"role": "assistant",
"content": "Hi!"
},
"finish_reason": "stop"
}
],
"created": 1735689600
}
}Tags
x402
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