passlisted in Coinbase#4 by calls of 52 on this host
0.001 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-10-01 18:13 UTC
- First observed by TOLLderived
- 2026-10-01
- Pricederived
- 0.001 USDC
- Networks
- 2
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 1 time across 15 observations, and 3 changes are the fewest this site will draw a trace through, because two points and a guess are not a series. Every observation is in the JSON.
chat completions is one of 52 listed endpoints on openai.mm.family, tied 4th by calls with 31 others among them.
chat completions takes a json body with the fields model, messages and max_tokens.
A response from chat completions, as declared, includes id, model, usage, object, choices and service_tier.
chat completions drew 2 calls from one payer in the trailing 30 days.
The last call to chat completions came 5 days before the snapshot, 2026-10-01.
Per call, chat completions declares 0.001 USDC on Base.
It accounts for 2% of the calls counted across the host.
For chat completions the listing declares 2 accepts on Base and Solana, to 2 different wallets.
openai.mm.family serves chat completions, a POST endpoint that TOLL places in inference, listed in the Coinbase registry.
chat completions answered the sweep of 2026-10-05 with a valid 402, as at every sweep since 2026-10-02.
Closest in price to chat completions within inference: jev at jev-x402.vercel.app and report at topagentx402.vercel.app.
chat completions is the cheapest of 12,493 comparable listings in inference; none asks less.
The wallet paid by chat completions is the payee of 52 endpoints on one host.
The seller's tags on chat completions are gpt-4.1, openai, llm and fast.
Exactly this price appears on 287 other listings in inference.
the payment options, as of 2026-10-06 06:18 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0xa91238…8Ea39b |
| Coinbase | solana: | USDC | 0.001 USDC | exact | AxHVpeuS…1S5ZSn |
the checks, as of 2026-10-05 12:14 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-05 12:14 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 14:48 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 07:59 UTC | pass | 0 | daily-2026-10-03 |
| 2026-10-02 17:06 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-02 12:51 UTC | pass | 0 | new-after-daily-2026-10-01 |
Presence in a registry, not liveness of the service (method). Newest first.
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-10-01 18:13 UTC · method · live
The input and output block
{
"input": {
"body": {
"model": "gpt-4.1-nano",
"messages": [
{
"role": "user",
"content": "Hello"
}
],
"max_tokens": 128
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"id": "chatcmpl-x",
"model": "gpt-4.1-nano",
"usage": {
"total_tokens": 9,
"prompt_tokens": 8,
"completion_tokens": 1
},
"object": "chat.completion",
"choices": [
{
"index": 0,
"message": {
"role": "assistant",
"content": "Hello",
"refusal": null
},
"finish_reason": "stop"
}
],
"service_tier": "default"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-06 06:18 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "chat completions on openai.mm.family", snapshot of 2026-10-06 06:18 UTC. https://tollindex.com/e/openai-mm-family-x402-v1-models-gpt-4-1-nano-chat-completions-e42478/at/2026-10-06T06-18Z. Accessed [access date].
BibTeX
@misc{toll-e-openai-mm-family-x402-v1-models-gpt-4-1-nano-chat-completions-e42478-2026-10-06T06-18Z,
author = {TOLL},
title = {chat completions on openai.mm.family},
howpublished = {\url{https://tollindex.com/e/openai-mm-family-x402-v1-models-gpt-4-1-nano-chat-completions-e42478/at/2026-10-06T06-18Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-06 06:18 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.