passlisted in Coinbasecounted above 91% of Inference
0.002 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
- 7
- Unique payers, trailing 30 days
- 6
- Last called
- 2026-09-14 19:47 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.002 USDC
- Networks
- 1
How has the volume on this endpoint moved?
opportunities, a GET endpoint on keystone-opportunity-api.keystone-opportunity.workers.dev, appears in the Coinbase registry; TOLL's taxonomy puts it in inference.
opportunities is priced at 0.002 USDC on Base.
The request to opportunities is the query parameters hours, limit, skills and capital.
The declared response carries count, sources, generatedAt and opportunities.
On 2026-09-15 it returned a valid 402 challenge, as at every sweep since 2026-09-11.
No other listing shares its host.
opportunities drew 7 calls from 6 unique payers in the trailing 30 days.
The last call to opportunities came 1 day before the snapshot, 2026-09-14.
Closest in price to opportunities within inference: operations submit at agents.chain.link and domain check at 402utils.com.
opportunities is among the cheapest in inference; 7% of comparable listings ask less.
Across inference, 2,414 endpoints carry counters and opportunities out-counts 91% of them.
No other listed endpoint pays to the same wallet.
The seller's tags on opportunities are agents, taskmarket, opportunities and base.
Exactly this price appears on 106 other listings in inference.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.002 USDC | exact | 0xD3faD7…9ee723 |
the checks, as of 2026-09-15 06:54 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 06:54 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:21 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:11 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:29 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 14:38 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 2026-09-14 19:47 UTC · method · live
The input and output block
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"hours": "4",
"limit": "10",
"skills": "typescript,research",
"capital": "1"
}
},
"output": {
"type": "json",
"example": {
"count": 1,
"sources": {
"taskbounty": true,
"taskmarket": true
},
"generatedAt": "2026-07-26T00:00:00.000Z",
"opportunities": [
{
"id": "0x...",
"score": 82,
"title": "Research brief",
"source": "taskmarket",
"expectedValueUsdc": 4.25
}
]
}
}
}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, "opportunities on keystone-opportunity-api.keystone-opportunity.workers.dev", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/keystone-opportunity-api-keystone-opportunity-workers-dev-v1-opportunities-ea26d5/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-keystone-opportunity-api-keystone-opportunity-workers-dev-v1-opportunities-ea26d5-2026-09-15T21-20Z,
author = {TOLL},
title = {opportunities on keystone-opportunity-api.keystone-opportunity.workers.dev},
howpublished = {\url{https://tollindex.com/e/keystone-opportunity-api-keystone-opportunity-workers-dev-v1-opportunities-ea26d5/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.