TOLL

What software pays for, recorded every six hours.

Snapshot
2026-09-15 16:57 UTC
Sweep
daily-2026-09-15 · finished 2026-09-15 07:10 UTC
Listed
16,167

fx rate fx derived

api.certaindata.aiMarket dataderived

GET https://api.certaindata.ai/ca054d66abad4d6ea80ba43013b61743-cd/fx-rate/fx/:base/:quote

faillisted in Coinbase#2 by calls of 7 on this host

0.007 USDC

per call, as the listing declares it on eip155:8453

Compare with anotherEvery figure as JSONCite this page

the price, as of 2026-09-15 16:57 UTC · method · pinnable

Validation state
fail
as of 2026-09-15 05:28 UTC · method · pinnable · sweep daily-2026-09-15
Uptime, 7 / 30 / 90 days
0% / 0% / 0%
as of 2026-09-15 05:28 UTC · method · pinnable · 0 of 5 in 7d, 0 of 5 in 30d, 0 of 5 in 90d
Calls, trailing 30 days
1
as of 2026-09-15 16:57 UTC · method · pinnable
Unique payers, trailing 30 days
1
as of 2026-09-15 16:57 UTC · method · pinnable
Last called
2026-08-28 14:16 UTC
as of 2026-09-15 16:57 UTC · method · pinnable
First observed by TOLLderived
2026-09-10
as of 2026-09-10 19:08 UTC · method · pinnable · observation began 10 September 2026; listings that predate it show that date
Pricederived
0.007 USDC
as of 2026-09-15 16:57 UTC · method · pinnable · on eip155:8453
Networks
1
as of 2026-09-15 16:57 UTC · method · pinnable

Counters

28 observations, 1 of them a change, fewer than the 3 a trace needs

How big is this endpoint among the ones like it?

1 call100,000this endpoint
Calls counted in the trailing thirty days across the 5,172 endpoints in Market data that carry counters, binned on a logarithmic scale because the range runs over five orders of magnitude. The marked bin is this endpoint, at 1: 3,157 in the category are counted higher and 2,014 lower.

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.

In words

fx rate fx answered HTTP 404 rather than 402 at the sweep of 2026-09-15; the recorded state is fail.

api.certaindata.ai serves fx rate fx, a GET endpoint that TOLL places in market data, listed in the Coinbase registry.

fx rate fx is priced at 0.007 USDC on Base.

The request to fx rate fx is the query parameter date and the path parameters base and quote.

fx rate fx declares json output without an example.

The registry counted one call from one payer in the trailing 30 days.

fx rate fx was last called 18 days before the snapshot.

Among the 7 endpoints on api.certaindata.ai, fx rate fx is tied 2nd by calls with 5 others.

It accounts for 13% of the calls counted across the host.

fx rate fx is priced above 34% of comparable listings in market data.

Closest in price to fx rate fx within market data: gas at base-gas-x402-production.up.railway.app and tick latest at tick.hugen.tokyo.

The wallet paid by fx rate fx is the payee of 9 endpoints across 2 hosts.

The seller's own tags are Fx, Rate, Quote and Exchange Rate.

The price of fx rate fx is declared by 56 other listings in market data too.

Payment options as declared

the payment options, as of 2026-09-15 16:57 UTC · method · pinnable

Every payment option declared on this listing
registrynetworkassetamountschemepay to
Coinbaseeip155:8453USDC0.007 USDCexact0x9A4fb8…9E6BB0

Preflight checks at the last sweep

the checks, as of 2026-09-15 05:28 UTC · method · pinnableendpoint answered HTTP 404

  • returns_402 · an unauthenticated request gets HTTP 402

Validation history, 90 days

Every sweep that observed this endpoint, newest first.

Validation observations over the last 90 days
observed, UTCstatefailed checkssweep
2026-09-15 05:28 UTCfail1daily-2026-09-15
2026-09-14 05:02 UTCfail1daily-2026-09-14
2026-09-13 04:58 UTCfail1daily-2026-09-13
2026-09-12 07:15 UTCfail1daily-2026-09-12
2026-09-11 10:55 UTCfail1daily-2026-09-11

Registry presence

Presence in a registry, not liveness of the service (method). Newest first.

  1. listed in Coinbase

Declared input and output, as listed

From the registry record, not validated by TOLL.the declared schema, as of 2026-08-28 14:16 UTC · method · live

The input and output block
{
  "input": {
    "type": "http",
    "method": "GET",
    "pathParams": {
      "base": "string",
      "quote": "string"
    },
    "queryParams": {
      "date": "string"
    }
  },
  "output": {
    "type": "json",
    "example": {}
  }
}
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, "fx rate fx on api.certaindata.ai", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/api-certaindata-ai-ca054d66abad4d6ea80ba43013b61743-cd-fx-rate-fx-base-quote-705da9/at/2026-09-15T16-57Z. Accessed [access date].

BibTeX

@misc{toll-e-api-certaindata-ai-ca054d66abad4d6ea80ba43013b61743-cd-fx-rate-fx-base-quote-705da9-2026-09-15T16-57Z,
  author = {TOLL},
  title = {fx rate fx on api.certaindata.ai},
  howpublished = {\url{https://tollindex.com/e/api-certaindata-ai-ca054d66abad4d6ea80ba43013b61743-cd-fx-rate-fx-base-quote-705da9/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].}
}

Reports and replies about this endpoint

None yet. Anything submitted through the form below is published here with its outcome.

Report an error about fx rate fx, or reply as the named seller

No account, no token. Published unedited with its outcome, upheld or not. Do not include personal data.

Kind

Published as typed. Optional.

10 to 4,000 characters.

Verify with the payee wallet (optional, EVM)

Sign this message with the wallet named on the page and paste the signature; it is checked, stored, never published. TOLL reply about endpoint 705da967a1585dc11cdd61ebe6174acd5bf91355c3cc090fed2eda30a3573b85 from wallet 0x9A4fb84633C690e422c33491D1FCC319849E6BB0

The 0x address named as payee on this page, 42 characters.

The hex signature of the message above, starting 0x.