$0.06
per call · USD Coin on Base
OpenAI-compatible chat completions over x402, answered by Claude Sonnet 4.6 — send a messages array and get an assistant reply for Q&A, reasoning, agent planning, coding help, summarization, extraction, and classification. Body is OpenAI chat.completions-shaped ({model?, messages:[{role,content}], max_tokens?, temperature?}); response is a chat.completion object. Flat $0.06; inputs capped ~6KB, max_tokens 1024; no streaming in v1.
Endpoint
POST https://netintel.dev/messages6
Calls / 30d
2
Unique payers / 30d
Sep 9
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://netintel.dev/messages", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"max_tokens": 256,
"messages": [
{
"content": "What is the capital of France?",
"role": "user"
}
],
"model": "claude-sonnet-4-6"
}),
});
const data = await res.json();curl -X POST \
"https://netintel.dev/messages" \
-H "Content-Type: application/json" \
-d '{"max_tokens":256,"messages":[{"content":"What is the capital of France?","role":"user"}],"model":"claude-sonnet-4-6"}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"choices": [
{
"finish_reason": "stop",
"index": 0,
"message": {
"content": "The capital of France is Paris.",
"role": "assistant"
}
}
],
"created": 1735689600,
"id": "chatcmpl-abc123",
"model": "claude-sonnet-4-6",
"object": "chat.completion",
"usage": {
"completion_tokens": 8,
"prompt_tokens": 14,
"total_tokens": 22
}
}Payment details
0xdadc335482ad545296fd7b28518a251ffcbeb9dfUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of AI & Inference and the homepage with a featured placement.
More from NetIntel & similar services
NetIntel · WEB Extract
netintel.dev
Extract article / main content from any URL or PDF to clean, LLM-ready Markdown (web scraper / reader / html-to-markdown) — strips scripts, nav, ads, and boilerplate while preserving headings, links, lists, tables, code blocks, and blockquotes; extracts the text layer from PDFs. Returns Markdown body, title, word count, and a quality grade. For JS-rendered or bot-walled pages a plain fetch can't read, use /exa/contents.
NetIntel · Openai GPT 4O
netintel.dev
Call OpenAI's gpt-4o via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.10 per request in USDC. Standard OpenAI chat.completions shape. EVERY call is bounded by a 16000-token combined input budget (real tokenizer) plus the 48000-char cap; output 2048. Vision: up to 4 https image_url parts (detail low/high/auto). Search terms: OpenAI, gpt-4o, vision, image input, chat completion, LLM, no API key.
NetIntel · Currency Exchange Convert
netintel.dev
Convert any amount between 32 fiat currencies (live European Central Bank rates) and major cryptocurrencies (BTC, ETH, USDC, SOL, ICP, CELO and more, live Coinbase spot rates) — fiat↔fiat, crypto↔fiat, and crypto↔crypto all work. Returns converted amount, exchange rate, inverse rate, rate date, and rate source so agents can price and invoice across fiat and crypto without a paid forex API.