passlisted in Coinbase#157 by calls of 240 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
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-08-26 00:42 UTC
- First observed by TOLLderived
- 2026-09-10
- 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 28 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.
Of api.delx.ai's 240 listings, open knowledge search ranks tied 157th by calls with 83 others.
open knowledge search takes a json body with the fields query and max_records.
A response from open knowledge search, as declared, includes result and tool_name.
The registry counted one call from one payer in the trailing 30 days.
open knowledge search was last called 21 days before the snapshot.
On Base, open knowledge search asks 0.001 USDC per call.
For open knowledge search the listing declares 3 accepts on Base and Solana, to 2 different wallets.
At api.delx.ai, open knowledge search takes POST requests, is listed in the Coinbase registry, and falls under search by TOLL's rules.
open knowledge search answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to open knowledge search within search: plans search at simfuse.app and web search at x402-echo-service.onrender.com.
open knowledge search is the cheapest of 1,638 comparable listings in search; none asks less.
The wallet paid by open knowledge search is the payee of 241 endpoints on one host.
The seller's tags on open knowledge search are x402, knowledge, wikipedia and wikimedia, and its label is "knowledge".
The price of open knowledge search is declared by 164 other listings in search too.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x9f8bd9…5e73A2 |
| Coinbase | eip155: | USDC | 0.001 USDC | exact | 0x9f8bd9…5e73A2 |
| Coinbase | solana: | USDC | 0.001 USDC | exact | 28heAMpF…YYsemG |
the checks, as of 2026-09-15 05:28 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 05:28 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 05:02 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 04:58 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 07:14 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 10:55 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 2026-08-26 00:42 UTC · method · live
The input and output block
{
"input": {
"body": {
"query": "agentic commerce",
"max_records": 3
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"result": {
"cache": "miss",
"count": 1,
"query": "agentic commerce",
"scope": "open_knowledge",
"schema": "delx/open-knowledge-search/v1",
"results": [
{
"url": "https://en.wikipedia.org/wiki/Example_topic",
"title": "Example topic",
"pageid": 123,
"snippet": "A short attributed search snippet."
}
],
"language": "en",
"provider": "Wikimedia/Wikipedia",
"attribution": "Search metadata supplied by Wikimedia/Wikipedia; snippets remain under the applicable page licenses. Preserve attribution and the license link.",
"license_url": "https://creativecommons.org/licenses/by-sa/4.0/",
"max_records": 3,
"provider_url": "https://www.wikipedia.org/"
},
"tool_name": "search_open_knowledge"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 16:57 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "open knowledge search on api.delx.ai", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/api-delx-ai-api-v1-x402-open-knowledge-search-6fe4b4/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-api-delx-ai-api-v1-x402-open-knowledge-search-6fe4b4-2026-09-15T16-57Z,
author = {TOLL},
title = {open knowledge search on api.delx.ai},
howpublished = {\url{https://tollindex.com/e/api-delx-ai-api-v1-x402-open-knowledge-search-6fe4b4/at/2026-09-15T16-57Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 16:57 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.