passlisted in Coinbase#52 by calls of 85 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
- 6
- Unique payers, trailing 30 days
- 2
- Last called
- 2026-09-13 06:13 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.65 USDC
- Networks
- 2
How has the volume on this endpoint moved?
Of api.oblique.markets's 85 listings, paid answer with sources ranks tied 52nd by calls with 10 others.
paid answer with sources takes 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 6 calls from 2 unique payers in the trailing 30 days, about 3 calls per payer.
paid answer with sources was last called 3 days before the snapshot.
A call to paid answer with sources costs 0.65 USDC on Base, as declared.
paid answer with sources accepts payment on Base and Solana, 2 options in all, to 2 different wallets.
TOLL files paid answer with sources under inference: a POST endpoint on api.oblique.markets, listed in the Coinbase registry.
paid answer with sources answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to paid answer with sources within inference: publications at dripstack.xyz and fal generate at vaaya.ai.
Most comparable listings in inference, 98%, ask less.
paid answer with sources out-counts 89% of the 2,414 endpoints in inference that carry counters.
The wallet paid by paid answer with sources is the payee of 89 endpoints across 2 hosts.
Seller tags: research, question-answering, citations and sources.
the payment options, as of 2026-09-15 21:20 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 2026-09-15 05:49 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 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 2026-09-13 06:13 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 2026-09-15 21:20 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 2026-09-15 21:20 UTC. https://tollindex.com/e/api-oblique-markets-api-v1-paid-answer-with-sources-8da086/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-api-oblique-markets-api-v1-paid-answer-with-sources-8da086-2026-09-15T21-20Z,
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/2026-09-15T21-20Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 21:20 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.