passlisted in Coinbasecounted above 77% of Identity
0.05 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 4
- Unique payers, trailing 30 days
- 2
- Last called
- 2026-09-06 14:36 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.05 USDC
- Networks
- 1
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 1 time across 29 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.
prove is a POST endpoint at zk.quickai.build, listed in the Coinbase registry and filed by TOLL under identity.
prove is priced at 0.05 USDC on Base.
Callers of prove supply a json body with the fields tier, wallet and min_balance_usdc.
prove returns json; the example shows valid, claims, expiry, job_id, calldata, timestamp and 2 others.
prove answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
prove is the only listed endpoint on zk.quickai.build.
Over 30 days: 4 calls, 2 payers.
prove was last called 9 days before the snapshot.
Closest in price to prove within identity: leads contacts at api.gocreativeai.com and attest at agent402.tools.
Among comparable prices in identity, prove sits above 79% of them.
prove out-counts 77% of the 1,501 endpoints in identity that carry counters.
The wallet paid by prove is the payee of 3 endpoints across 3 hosts.
The seller's own tags are zk, privacy, wallet and usdc.
The price of prove is declared by 79 other listings in identity too.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.05 USDC | exact | 0x85557C…d8D3e1 |
the checks, as of 2026-09-15 06:57 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-09-15 06:57 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:24 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:14 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:54 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 14:41 UTC | pass | 0 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-09-06 14:37 UTC · method · live
The input and output block
{
"input": {
"body": {
"tier": "basic",
"wallet": "0x0000000000000000000000000000000000000001",
"min_balance_usdc": 1000
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"valid": true,
"claims": {
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"snapshot_block": 25000000,
"nullifier_scope": "quickzkauth-v1",
"min_balance_tier": "1000 USDC",
"ownership_proven": true,
"balance_proof_type": "rpc_attestation",
"ownership_proof_type": "semaphore_zk",
"balance_qualifier_met": true,
"observed_balance_usdc": 2500.5
},
"expiry": "2026-06-03T01:30:00.000Z",
"job_id": "550e8400-e29b-41d4-a716-446655440000",
"calldata": "0x",
"timestamp": "2026-06-03T01:00:00.000Z",
"proof_hash": "0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef",
"verified_by": "Quick AI — Coeur d'Alene, Idaho, US",
"block_number": 25000000,
"privacy_score": "maximal",
"service_version": "1.0.1",
"x402_payment_ref": {
"payer": "0x0000000000000000000000000000000000000002",
"status": "settled",
"network": "eip155:8453",
"tx_hash": "0xabc1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcd",
"poll_uri": "https://zk.quickai.build/proof/550e8400-e29b-41d4-a716-446655440000",
"resource": "POST /prove",
"amount_usdc": "0.05"
},
"verifier_contract": "0x0000000000000000000000000000000000000000",
"erc8004_compatible": true,
"on_chain_verifiable": false,
"validation_registry_hint": {
"reference_uri": "https://zk.quickai.build/proof/550e8400-e29b-41d4-a716-446655440000",
"suggested_tag": "base_wallet_qualification",
"suggested_evidence_type": "zk_proof"
}
}
}
}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, "prove on zk.quickai.build", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/zk-quickai-build-prove-ee8b1e/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-zk-quickai-build-prove-ee8b1e-2026-09-15T21-20Z,
author = {TOLL},
title = {prove on zk.quickai.build},
howpublished = {\url{https://tollindex.com/e/zk-quickai-build-prove-ee8b1e/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].}
}None yet. Anything submitted through the form below is published here with its outcome.