exchange rates verified derived

api.hergertsynthora.comIdentity derived

POST https://api.hergertsynthora.com/v1/exchange-rates-verified

failabsent from every registry#4 by calls of 9 on this host

0.03 USDC

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

Compare with another Every figure as JSON Cite this page

the price, as of 2026-10-06 06:18 UTC · method

Validation state: fail; as of 2026-10-06 07:53 UTC · method · sweep daily-2026-10-06
Uptime, 7 / 30 / 90 days: 83% / 96% / 96%; as of 2026-10-06 07:53 UTC · method · 5 of 6 in 7d, 22 of 23 in 30d, 22 of 23 in 90d
Calls, trailing 30 days: 2; as of 2026-10-06 06:18 UTC · method
Unique payers, trailing 30 days: 2; as of 2026-10-06 06:18 UTC · method
Last called: 2026-09-24 06:00 UTC; as of 2026-10-06 06:18 UTC · method
First observed by TOLLderived: 2026-09-10; as of 2026-09-10 19:08 UTC · method · observation began 10 September 2026; listings that predate it show that date
Pricederived: 0.03 USDC; as of 2026-10-06 06:18 UTC · method · on eip155:8453
Networks: 1; as of 2026-10-06 06:18 UTC · method

Counters

102 observations, 6 of them a change, and no more: the endpoint is absent from every registry

How has the volume on this endpoint moved?

Calls counted in the trailing 30 days on this endpoint, at every snapshot since 2026-09-10 and ending at 2026-10-06, the last snapshot that carried it. Each point is a trailing-30-day sum as the registry published it, not a daily rate. The axis is truncated to the range of the data with a break at its foot. The series is final; nothing will be added to it.

In words

The sweep of 2026-10-06 found exchange rates verified answering HTTP 410 instead of a payment challenge.

api.hergertsynthora.com serves exchange rates verified, a POST endpoint that TOLL places in identity, listed in neither registry at the last pull.

On Base, exchange rates verified asks 0.03 USDC per call.

Callers of exchange rates verified supply a json body with the field input.

The declared response carries ok, niche, result and receipt.

exchange rates verified drew 2 calls from 2 unique payers in the trailing 30 days, every call from a different payer.

exchange rates verified was last called 13 days before the snapshot.

With 9 endpoints listed on api.hergertsynthora.com, exchange rates verified is 4th by calls.

9% of the host's counted calls go to it.

exchange rates verified is priced above 81% of comparable listings in identity.

Closest in price to exchange rates verified within identity: care pack at omniguchi.0000402.xyz and rugcheck at api.losbeto.xyz.

The wallet paid by exchange rates verified is the payee of 31 endpoints across 2 hosts.

The seller's own tags are fintech, verificado, multifuente and x402.

exchange rates verified was missing from the Coinbase registry at the pull of 2026-10-06, confirmed at the pull of 2026-10-07; that is registry presence, not liveness.

The price of exchange rates verified is declared by 40 other listings in identity too.

Where the sentences above compare this endpoint with others, the comparison is against the index as it stands now, live; the figures above are final.

Payment options as declared

the payment options, as of 2026-10-06 06:18 UTC · method

Every payment option declared on this listing
registry	network	asset	amount	scheme	pay to
Coinbase	eip155:8453	USDC	0.03 USDC	exact	0xEf879B…245e06

Preflight checks at the last sweep

the checks, as of 2026-10-06 07:53 UTC · methodendpoint answered HTTP 410

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, UTC	state	failed checks	sweep
2026-10-06 07:53 UTC	fail	1	daily-2026-10-06
2026-10-05 07:18 UTC	pass	0	daily-2026-10-05
2026-10-04 09:59 UTC	pass	0	daily-2026-10-04
2026-10-03 04:58 UTC	pass	0	daily-2026-10-03
2026-10-02 14:15 UTC	pass	0	daily-2026-10-02
2026-10-01 07:16 UTC	pass	0	daily-2026-10-01
2026-09-30 06:33 UTC	pass	0	daily-2026-09-30
2026-09-29 18:53 UTC	pass	0	daily-2026-09-29
2026-09-28 05:39 UTC	pass	0	daily-2026-09-28
2026-09-25 20:26 UTC	pass	0	daily-2026-09-25
2026-09-23 06:04 UTC	pass	0	daily-2026-09-23
2026-09-22 06:15 UTC	pass	0	daily-2026-09-22
2026-09-21 06:38 UTC	pass	0	daily-2026-09-21
2026-09-20 19:16 UTC	pass	0	daily-2026-09-20
2026-09-19 04:39 UTC	pass	0	daily-2026-09-19
2026-09-18 10:31 UTC	pass	0	daily-2026-09-18
2026-09-17 04:35 UTC	pass	0	daily-2026-09-17
2026-09-16 04:36 UTC	pass	0	daily-2026-09-16
2026-09-15 04:33 UTC	pass	0	daily-2026-09-15
2026-09-14 04:30 UTC	pass	0	daily-2026-09-14
2026-09-13 04:28 UTC	pass	0	daily-2026-09-13
2026-09-12 06:44 UTC	pass	0	daily-2026-09-12
2026-09-11 10:16 UTC	pass	0	daily-2026-09-11

Registry presence

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

2026-10-07 05:57 UTCabsence from Coinbase confirmed, rule v1
2026-10-06 18:20 UTCabsent from Coinbase at this pull
2026-09-10 19:08 UTClisted in Coinbase

Declared input and output, as listed

From the registry record, not validated by TOLL.the declared schema, as of 2026-09-24 06:00 UTC · method

The input and output block

{
  "input": {
    "body": {
      "input": ""
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": {
    "type": "json",
    "example": {
      "ok": true,
      "niche": "exchange_rates_verified",
      "result": {},
      "receipt": {
        "alg": "ed25519"
      }
    }
  }
}

What the listing says

SYNTHORA exchange-rates-verified: FX rates for 160+ currencies CROSS-VERIFIED between two independent sources (ECB official fixing via frankfurter.app vs market aggregate open.er-api.com) with per-currency deviation in bps and divergence alert >50 bps. The product is the discrepancy: a bad rate breaks a financial agent. Free sources, no key. $0.005 USDC x402 Base.

the record, 2026-09-24 06:00 UTC · method

As declared

POST
eip155:8453
USDC
exact

Every tag is a field on the listing, not a keyword TOLL assigned.

Who is paid

0xEf879B…245e06

Takes payment for 31 endpoints on 2 hosts.

Among Identity

counted above49%

of 1,980 that carry counters

cheaper than81%

of 1,991 with a comparable price

2,039 endpoints are in this category. 40 declare exactly this price.

the comparison, 2026-10-07 05:57 UTC · method · live

Nearest on price

stonk gems invokeapi.solenrich.com0.03 USDCpass
care packomniguchi.0000402.xyz0.03 USDCpass
rugcheckapi.losbeto.xyz0.025 USDCpass
aml risk scoreapi.strale.io0.0216 USDCpass
decideagent402.tools0.02 USDCpass

Same category, nearest declared price, one per payee wallet (method). the list, 2026-10-07 05:57 UTC · method · live

Elsewhere in the record

Cite this page

This endpoint is delisted: the page is frozen at its last observation and its live URL is the stable one. Data reuse is under CC BY 4.0 (terms).

Plain text

TOLL, "exchange rates verified on api.hergertsynthora.com". https://tollindex.com/e/api-hergertsynthora-com-v1-exchange-rates-verified-41c03d. Accessed [access date].

BibTeX

@misc{toll-e-api-hergertsynthora-com-v1-exchange-rates-verified-41c03d-2026-10-07,
  author = {TOLL},
  title = {exchange rates verified on api.hergertsynthora.com},
  howpublished = {\url{https://tollindex.com/e/api-hergertsynthora-com-v1-exchange-rates-verified-41c03d}},
  year = {2026},
  month = {10},
  note = {Frozen at its last observation, 2026-10-07 05:57 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 exchange rates verified, or reply as the named seller