passlisted in Coinbase#63 by calls of 77 on this host
0.65 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-10-07 21:32 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.65 USDC
- Networks
- 2
How has the volume on this endpoint moved?
api.oblique.markets lists 77 endpoints; paid answer with sources is tied 63rd by calls with 14 others.
Callers of paid answer with sources supply a json body with the field question.
A response from paid answer with sources, as declared, includes model, answer, message, sources, question, confidence and 2 others.
paid answer with sources drew a single call from a single payer in the trailing 30 days.
The last call to paid answer with sources came 6 days before the snapshot, 2026-10-07.
The declared price is 0.65 USDC on Base.
paid answer with sources accepts payment on Base and Solana, 2 options in all, to 2 different wallets.
At api.oblique.markets, paid answer with sources takes POST requests, is listed in the Coinbase registry, and falls under inference by TOLL's rules.
paid answer with sources answered the sweep of 2026-10-19 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to paid answer with sources within inference: llm pro at agent402.tools and translate at api.strale.io.
paid answer with sources is near the top of prices in inference; 99% of comparable listings are cheaper.
The wallet paid by paid answer with sources is the payee of 89 endpoints across 2 hosts.
The seller's own tags are research, question-answering, citations and sources.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.65 USDC | exact | 0x970007…40D3Ab |
| Coinbase | solana: | USDC | 0.65 USDC | exact | GYyTRmt3…qaykdS |
the checks, as of 2026-10-19 09:35 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-19 09:35 UTC | pass | 0 | daily-2026-10-19 |
| 2026-10-18 11:22 UTC | pass | 0 | daily-2026-10-18 |
| 2026-10-16 07:32 UTC | pass | 0 | daily-2026-10-16 |
| 2026-10-15 09:22 UTC | pass | 0 | daily-2026-10-15 |
| 2026-10-14 07:21 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 12:08 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 09:33 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 08:12 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 16:20 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 09:11 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-08 10:41 UTC | pass | 0 | daily-2026-10-08 |
| 2026-10-07 10:04 UTC | pass | 0 | daily-2026-10-07 |
| 2026-10-06 10:47 UTC | pass | 0 | daily-2026-10-06 |
| 2026-10-05 09:39 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 11:50 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 06:25 UTC | pass | 0 | daily-2026-10-03 |
| 2026-10-02 15:37 UTC | pass | 0 | daily-2026-10-02 |
| 2026-10-01 08:26 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 07:49 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 20:01 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 17:06 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-23 07:04 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 07:16 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 07:38 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-19 05:40 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-18 14:09 UTC | pass | 0 | daily-2026-09-18 |
| 2026-09-17 05:32 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 05:32 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 05:49 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:21 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 05:17 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:33 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 11:20 UTC | pass | 0 | daily-2026-09-11 |
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 2026-10-07 21:32 UTC · method · live
The input and output block
{
"input": {
"body": {
"question": "What is the x402 payment protocol?"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"model": "deepseek/deepseek-v4-flash",
"answer": "x402 is an HTTP-native payment protocol: a server answers 402 with machine-readable terms, the client retries with a signed stablecoin payment, and a facilitator settles it on chain.",
"message": "Answer with sources via x402 protocol",
"sources": [
{
"url": "https://github.com/coinbase/x402",
"title": "x402 protocol specification"
}
],
"question": "What is the x402 payment protocol?",
"confidence": "high",
"disclaimer": null,
"generated_at": "2026-09-12T00:00:00.000Z"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-13 14:08 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "paid answer with sources on api.oblique.markets", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/api-oblique-markets-api-v1-paid-answer-with-sources-8da086/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-api-oblique-markets-api-v1-paid-answer-with-sources-8da086-2026-10-13T14-08Z,
author = {TOLL},
title = {paid answer with sources on api.oblique.markets},
howpublished = {\url{https://tollindex.com/e/api-oblique-markets-api-v1-paid-answer-with-sources-8da086/at/2026-10-13T14-08Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-13 14:08 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.