What the provider says
extract keywords, keyword extraction, keyword extractor, find keywords, top keywords, SEO keywords, automatic keyword extraction, document keywords. Extract significant keywords from any English or multilingual text. Returns top N keywords ranked by frequency and importance with stopwords filtered. For AI agents doing SEO analysis, content tagging, document categorization, topic modeling. Accepts payment on Base or Solana — either network works.
Quoted from x402 Bazaar
· source record
· read 2026-10-27
Facts and where they come from
- Price
-
0.0022 USDC per call
Provider claim
Recorded value: 0.0022 USDC per call.
- Unit
- per call
- Protocol
-
x402, REST
· transport: HTTP
Provider claim
- Auth
- x402
- Last checked
-
Endpoint called 2026-10-25
- First seen
- 2026-10-24
- Usage
-
3 calls
· 1 unique payers
in the 30 days before 2026-10-24.
Measured by the x402 Bazaar, not by us and not by the provider.
Payments and earnings
Verified earnings · 30d
Unknown
Measured days
0/30
Settled payments
—
Ledger computed
never
No settled payment on record. Earnings for this service are unknown — not zero.
The source counts 3 calls in 30 days, which at the
published price is roughly $0.01 of
activity. Activity is not revenue; no charge has been reconciled for it.
Payment rails
Base
· exact · USDC
0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e
0.0022 USDC
From source record
Solana
· exact · USDC
9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up
0.0022 USDC
From source record
A payment rail is where the provider asks to be paid. It is not proof that anything was paid
through it. See evidence levels.
Input and output, as published
Request
{
"method": "GET",
"queryParams": {
"language": "string",
"limit": "string",
"text": "string"
},
"type": "http"
}
Examples are the provider's own, not a call we made.
Provenance
One row per statement. “Verified” means we checked it ourselves and the finding is quoted.
“Provider claim” means we read it in the provider's own record. “Not found” is a statement about
our search, not proof of absence.
| Statement |
Status |
What we found |
Source |
Checked |
|
Endpoint
|
Provider claim |
https://api.x402node.dev/text/keywords
Evidence
Als Resource-URL im Bazaar-Eintrag geführt.
|
api.cdp.coinbase.com
|
2026-10-27 |
|
Input output
|
Provider claim |
Request/response examples published with the listing
Evidence
Beispiel-Ein- und -Ausgabe stammen aus dem Bazaar-Eintrag des Anbieters.
|
api.cdp.coinbase.com
|
2026-10-27 |
|
Payment
|
Provider claim |
2 rails: Base, Solana · payee 0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e
Evidence
Aus den `accepts`-Einträgen: Netzwerk, Asset, Empfängeradresse und Betrag. Die Adresse ist die Grundlage der späteren On-Chain-Zuordnung; sie ist noch nicht durch eine eigene 402-Antwort bestätigt.
|
api.cdp.coinbase.com
|
2026-10-27 |
|
Pricing
|
Provider claim |
0.0022 USDC per call
Evidence
Atomic amount 2200 = 0.0022 USDC per call on Base. 2 payment options published. Netzwerk: Base, Solana.
|
api.cdp.coinbase.com
|
2026-10-27 |
|
Protocol
|
Provider claim |
x402 (HTTP 402 payment challenge)
Evidence
Im x402 Bazaar als zahlungspflichtige HTTP-Ressource gelistet (x402Version 2, Typ http).
|
api.cdp.coinbase.com
|
2026-10-27 |
|
Provider
|
Provider claim |
api.x402node.dev
Evidence
Die Ressource wird unter diesem Host im x402 Bazaar geführt; die Angaben stammen vom Anbieter.
|
api.cdp.coinbase.com
|
2026-10-27 |
|
Reachability
|
Verified |
HTTP 402 · 616 ms
Evidence
Eigene Anfrage am 2026-10-25 um 15:45 UTC an https://api.x402node.dev/text/keywords (GET, ohne Anmeldung, ohne Bezahlung). Antwort: HTTP 402 mit Zahlungsaufforderung.
|
api.x402node.dev
|
2026-10-25 |
|
Usage
|
Verified |
3 calls / 1 unique payers in the last 30 days
Evidence
Source-reported usage from Coinbase x402 Bazaar, read on 2026-10-27. Letzter Aufruf laut Quelle: 2026-10-08T12:29:30.2Z. Aufrufe sind kein Umsatz.
|
api.cdp.coinbase.com
|
2026-10-27 |
Endpoint checks
| When |
URL |
Answer |
Latency |
Payment challenge |
| 2026-10-25 |
https://api.x402node.dev/text/keywords |
HTTP 402 · payment required
|
616 ms |
0.0022 USDC
eip155:8453
|
We call the documented URL once, unauthenticated and without paying. We never retry a
payment challenge and never sign in.