passlisted in Coinbase#95 by calls of 1,014 on this host
0.003 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
- 2026-10-03 20:58 UTC
- First observed by TOLLderived
- 2026-10-03
- Pricederived
- 0.003 USDC
- Networks
- 4
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 6 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.
TOLL's first observation of keywords was 2026-10-03.
api.vextorium.com serves keywords, a POST endpoint that TOLL places in scraping, listed in the Coinbase registry.
Per call, keywords declares 0.003 USDC on Base.
Callers of keywords supply a json body with the fields text and limit.
The daily sweep got a valid payment challenge from keywords on 2026-10-05, as at every sweep since 2026-10-03.
A response from keywords, as declared, includes language, key_sentences and frequent_words.
For keywords the listing declares 4 accepts on Base, Solana, Optimism and EVM chain 5042, to 2 different wallets.
keywords is one of 1,014 listed endpoints on api.vextorium.com, tied 95th by calls with 918 others among them.
keywords drew a single call from a single payer in the trailing 30 days.
The last call to keywords came 2 days before the snapshot, 2026-10-03.
Closest in price to keywords within scraping: web extract at netintel.dev and website contacts scraper scrape contacts at x402.openwebninja.com.
keywords is priced above 13% of comparable listings in scraping.
The wallet paid by keywords is the payee of 957 endpoints across 3 hosts.
For 1 of the options on keywords, TOLL has no verified decimals and shows the raw amount.
Seller tags: keywords, nlp, seo and tagging.
The price of keywords is declared by 42 other listings in scraping too.
the payment options, as of 2026-10-06 00:02 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.003 USDC | exact | 0xb9f06D…b71aCf |
| Coinbase | solana: | USDC | 0.003 USDC | exact | HcjfmZLg…yt3pz2 |
| Coinbase | eip155: | USDC | 0.003 USDC | exact | 0xb9f06D…b71aCf |
| Coinbase | eip155: | GatewayWalletBatched | 3000 smallest units, decimals unknown | exact | 0xb9f06D…b71aCf |
the checks, as of 2026-10-05 12:37 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 12:37 UTC | pass | 0 | daily-2026-10-05 |
| 2026-10-04 15:04 UTC | pass | 0 | daily-2026-10-04 |
| 2026-10-03 22:00 UTC | pass | 0 | new-after-daily-2026-10-03 |
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 2026-10-03 20:58 UTC · method · live
The input and output block
{
"input": {
"body": {
"text": "Artificial intelligence agents are transforming the digital economy. AI agents pay for data with micropayments. The x402 protocol lets agents pay per call without accounts. Many companies already offer pay-per-use APIs for agents. USDC micropayments make this business model viable.",
"limit": 5
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"language": "en",
"key_sentences": [
{
"score": 9,
"times": 1,
"sentence": "business model viable"
},
{
"score": 8,
"times": 1,
"sentence": "usdc micropayments make"
}
],
"frequent_words": [
{
"word": "agents",
"times": 3
},
{
"word": "micropayments",
"times": 2
}
]
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-06 00:02 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "keywords on api.vextorium.com", snapshot of 2026-10-06 00:02 UTC. https://tollindex.com/e/api-vextorium-com-v1-keywords-f0c00c/at/2026-10-06T00-02Z. Accessed [access date].
BibTeX
@misc{toll-e-api-vextorium-com-v1-keywords-f0c00c-2026-10-06T00-02Z,
author = {TOLL},
title = {keywords on api.vextorium.com},
howpublished = {\url{https://tollindex.com/e/api-vextorium-com-v1-keywords-f0c00c/at/2026-10-06T00-02Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-06 00:02 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.