perp oi delta derived

api.usenami.ioMarket data derived

GET https://api.usenami.io/v1/perp/oi-delta

passabsent from every registry#3 by calls of 9 on this host

0.003 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 2026-10-01 05:50 UTC · method

Validation state: pass; as of 2026-10-01 07:34 UTC · method · sweep daily-2026-10-01
Uptime, 7 / 30 / 90 days: — / 100% / 100%; as of 2026-10-01 07:34 UTC · method · 0 of 0 in 7d, 1 of 1 in 30d, 17 of 17 in 90d
Calls, trailing 30 days: 1; as of 2026-10-01 05:50 UTC · method
Unique payers, trailing 30 days: 1; as of 2026-10-01 05:50 UTC · method
Last called: 2026-09-01 12:07 UTC; as of 2026-10-01 05:50 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: 0.003 USDC; as of 2026-10-01 05:50 UTC · method · on eip155:8453
Networks: 1; as of 2026-10-01 05:50 UTC · method

Counters

86 observations, 3 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 2026-10-01, 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

At api.usenami.io, perp oi delta takes GET requests, is listed in neither registry at the last pull, and falls under market data by TOLL's rules.

perp oi delta is priced at 0.003 USDC on Base.

Callers of perp oi delta supply the query parameters venue, ticker and lookback_hours.

perp oi delta returns json; the example shows venue, ticker, past_oi, past_ts, delta_pct, current_oi and 2 others.

perp oi delta answered the sweep of 2026-10-01 with a valid 402, as at every sweep since 2026-09-11.

perp oi delta is one of 9 listed endpoints on api.usenami.io, tied 3rd by calls with 7 others among them.

perp oi delta takes 5% of the calls counted across api.usenami.io.

In the trailing 30 days: one call, one payer.

perp oi delta was last called 42 days before the snapshot.

Closest in price to perp oi delta within market data: perp funding at agent402.tools and payment at www.api-xpay.com.

Among comparable prices in market data, perp oi delta sits above 13% of them.

Its payee wallet receives for 29 listed endpoints on one host.

The seller's tags on perp oi delta are funding, perpetual, trading and multi-venue.

perp oi delta was missing from the Coinbase registry at the pull of 2026-10-01, confirmed at the pull of 2026-10-01; that is registry presence, not liveness.

The price of perp oi delta is declared by 648 other listings in market data 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 2026-10-01 05:50 UTC · method

Every payment option declared on this listing
registry	network	asset	amount	scheme	pay to
Coinbase	eip155:8453	USDC	0.003 USDC	exact	0x153872…10475c

Preflight checks at the last sweep

the checks, as of 2026-10-01 07:34 UTC · methodendpoint 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, UTC	state	sweep
2026-10-01 07:34 UTC	pass	daily-2026-10-01
2026-09-30 06:51 UTC	pass	daily-2026-09-30
2026-09-29 19:10 UTC	pass	daily-2026-09-29
2026-09-28 05:58 UTC	pass	daily-2026-09-28
2026-09-25 20:42 UTC	pass	daily-2026-09-25
2026-09-23 06:19 UTC	pass	daily-2026-09-23
2026-09-22 06:29 UTC	pass	daily-2026-09-22
2026-09-21 06:52 UTC	pass	daily-2026-09-21
2026-09-19 04:54 UTC	pass	daily-2026-09-19
2026-09-18 10:55 UTC	pass	daily-2026-09-18
2026-09-17 04:49 UTC	pass	daily-2026-09-17
2026-09-16 04:50 UTC	pass	daily-2026-09-16
2026-09-15 04:46 UTC	pass	daily-2026-09-15
2026-09-14 04:42 UTC	pass	daily-2026-09-14
2026-09-13 04:40 UTC	pass	daily-2026-09-13
2026-09-12 06:56 UTC	pass	daily-2026-09-12
2026-09-11 10:32 UTC	pass	daily-2026-09-11

Registry presence

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

2026-10-01 22:40 UTCabsence from Coinbase confirmed, rule v1
2026-10-01 13:10 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 2026-09-01 12:07 UTC · method

The input and output block

{
  "input": {
    "type": "http",
    "method": "GET",
    "queryParams": {
      "venue": {
        "type": "string",
        "required": true,
        "description": "Venue name. Required."
      },
      "ticker": {
        "type": "string",
        "required": true,
        "description": "Base ticker. Required."
      },
      "lookback_hours": {
        "type": "integer",
        "required": false,
        "description": "Hours to look back. Default 24, max 168."
      }
    }
  },
  "output": {
    "type": "json",
    "example": {
      "venue": "binance",
      "ticker": "BTC",
      "past_oi": 95012.5,
      "past_ts": "2026-05-30T16:00:00Z",
      "delta_pct": 3.83,
      "current_oi": 98650.31,
      "current_ts": "2026-05-31T16:00:00Z",
      "lookback_hours": 24
    }
  }
}

What the listing says

Open-interest delta for one crypto perpetual on one venue — current OI against OI N hours ago. Accumulation or distribution signal: whether positioning is building or unwinding.

the record, 2026-09-01 12:07 UTC · method

As declared

GET
eip155:8453
USDC
exact

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

Who is paid

0x153872…10475c

Takes payment for 29 endpoints on 1 host.

Among Market data

counted above0%

of 8,872 that carry counters

cheaper than13%

of 8,851 with a comparable price

9,140 endpoints are in this category. 648 declare exactly this price.

the comparison, 2026-10-13 14:08 UTC · method · live

Nearest on price

responsesapi.jarvisclaw.ai0.003 USDCmalformed
chain erc20 balanceapi.onesource.io0.003 USDCpass
perp fundingagent402.tools0.002 USDCpass
paymentwww.api-xpay.com0.005 USDCpass
enrich companywin.oneshotagent.com0.005 USDCfail

Same category, nearest declared price, one per payee wallet (method). the list, 2026-10-13 14:08 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, "perp oi delta on api.usenami.io". https://tollindex.com/e/api-usenami-io-v1-perp-oi-delta-54e20c. Accessed [access date].

BibTeX

@misc{toll-e-api-usenami-io-v1-perp-oi-delta-54e20c-2026-10-13,
  author = {TOLL},
  title = {perp oi delta on api.usenami.io},
  howpublished = {\url{https://tollindex.com/e/api-usenami-io-v1-perp-oi-delta-54e20c}},
  year = {2026},
  month = {10},
  note = {Frozen at its last observation, 2026-10-13 14:08 UTC. Accessed [access date].}
}

Reports and replies about this endpoint

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Report an error about perp oi delta, or reply as the named seller