TOLL

What software pays for, recorded every six hours.

Snapshot
2026-09-15 21:20 UTC
Sweep
daily-2026-09-15 · finished 2026-09-15 07:10 UTC
Listed
16,178

perp vw spread derived

api.usenami.ioMarket dataderived

GET https://api.usenami.io/v1/perp/vw-spread

passlisted in Coinbase#14 by calls of 28 on this host

0.003 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 21:20 UTC · method · pinnable

Validation state
pass
as of 2026-09-15 04:58 UTC · method · pinnable · sweep daily-2026-09-15
Uptime, 7 / 30 / 90 days
100% / 100% / 100%
as of 2026-09-15 04:58 UTC · method · pinnable · 5 of 5 in 7d, 5 of 5 in 30d, 5 of 5 in 90d
Calls, trailing 30 days
2
as of 2026-09-15 21:20 UTC · method · pinnable
Unique payers, trailing 30 days
2
as of 2026-09-15 21:20 UTC · method · pinnable
Last called
2026-09-11 23:52 UTC
as of 2026-09-15 21:20 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
0.003 USDC
as of 2026-09-15 21:20 UTC · method · pinnable · on eip155:8453
Networks
1
as of 2026-09-15 21:20 UTC · method · pinnable

Counters

29 observations, 5 of them a change

How has the volume on this endpoint moved?

234210 Sep11 Sep12 Sep13 Sep14 Sep15 Sep
Calls counted in the trailing 30 days on this endpoint, at every snapshot since 2026-09-10. 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.

In words

With 28 endpoints listed on api.usenami.io, perp vw spread is tied 14th by calls with 6 others.

perp vw spread takes the query parameters ticker and canonical_id.

A response from perp vw spread, as declared, includes ticker, vw_rate, updated_at, venues_count, simple_avg_rate, top_contributors and 1 other.

perp vw spread drew 2 calls from 2 unique payers in the trailing 30 days, every call from a different payer.

perp vw spread was last called 4 days before the snapshot.

Each call is priced at 0.003 USDC, payable on Base.

perp vw spread takes 3% of the calls counted across api.usenami.io.

api.usenami.io serves perp vw spread, a GET endpoint that TOLL places in market data, listed in the Coinbase registry.

perp vw spread answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.

Closest in price to perp vw spread within market data: kol sentiment at x402.ottoai.services and price btc usd at vibesprings.net.

perp vw spread is priced above 16% of comparable listings in market data.

The wallet paid by perp vw spread is the payee of 29 endpoints on one host.

Seller tags: funding, perpetual, trading and multi-venue.

The price of perp vw spread is declared by 230 other listings in market data too.

Payment options as declared

the payment options, as of 2026-09-15 21:20 UTC · method · pinnable

Every payment option declared on this listing
registrynetworkassetamountschemepay to
Coinbaseeip155:8453USDC0.003 USDCexact0x153872…10475c

Preflight checks at the last sweep

the checks, as of 2026-09-15 04:58 UTC · method · pinnableendpoint answered HTTP 402

No named check failed.

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 04:58 UTCpass0daily-2026-09-15
2026-09-14 04:49 UTCpass0daily-2026-09-14
2026-09-13 04:47 UTCpass0daily-2026-09-13
2026-09-12 07:04 UTCpass0daily-2026-09-12
2026-09-11 10:42 UTCpass0daily-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 2026-09-11 23:52 UTC · method · live

The input and output block
{
  "input": {
    "type": "http",
    "method": "GET",
    "queryParams": {
      "ticker": {
        "type": "string",
        "required": true,
        "description": "Base ticker (e.g. BTC, ETH). Required."
      },
      "canonical_id": {
        "type": "string",
        "required": false,
        "description": "Disambiguates a ticker that names two unrelated assets; a 409 on the ticker alone names the candidates."
      }
    }
  },
  "output": {
    "type": "json",
    "example": {
      "ticker": "BTC",
      "vw_rate": 0.000085,
      "updated_at": "2026-05-31T17:03:12Z",
      "venues_count": 18,
      "simple_avg_rate": 0.0001,
      "top_contributors": [
        {
          "rate": 0.0001,
          "venue": "binance",
          "weight_pct": 49.87,
          "volume_24h_usd": 5500000000
        }
      ],
      "total_volume_24h_usd": 11029446855.42
    }
  }
}
Cite this page

The pinned URL below renders this page from the snapshot of 2026-09-15 21:20 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).

Plain text

TOLL, "perp vw spread on api.usenami.io", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/api-usenami-io-v1-perp-vw-spread-60af4a/at/2026-09-15T21-20Z. Accessed [access date].

BibTeX

@misc{toll-e-api-usenami-io-v1-perp-vw-spread-60af4a-2026-09-15T21-20Z,
  author = {TOLL},
  title = {perp vw spread on api.usenami.io},
  howpublished = {\url{https://tollindex.com/e/api-usenami-io-v1-perp-vw-spread-60af4a/at/2026-09-15T21-20Z}},
  year = {2026},
  month = {9},
  note = {Pinned view of the snapshot of 2026-09-15 21:20 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 perp vw spread, or reply as the named seller

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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 60af4a2d7f075b00edfd4ee3628b6b9a18ebc7e01d3e39a0a582213ab8ad1512 from wallet 0x1538726707212F4dB3EB67cEc0910422A310475c

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

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