passlisted in Coinbase#8 by calls of 10 on this host
0.005 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
- 1
- Last called
- 2026-09-15 06:32 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.005 USDC
- Networks
- 3
How has the volume on this endpoint moved?
TOLL files gridlock check under inference: a POST endpoint on agent-arcade.use.x402atlas.com, listed in the Coinbase registry.
On Base, gridlock check asks 0.005 USDC per call.
gridlock check takes a json body with the fields date, answer, difficulty, challenge_id and generation_version.
For gridlock check the listing declares 3 accepts on Base, Polygon and Arbitrum, all to one wallet.
A response from gridlock check, as declared, includes game, proof, score, valid, correct, feedback and 1 other.
gridlock check answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
gridlock check shares agent-arcade.use.x402atlas.com with 9 other listed endpoints and is tied 8th by calls with 2 others.
gridlock check takes 6% of the calls counted across agent-arcade.use.x402atlas.com.
One payer accounts for all 4 calls to gridlock check over 30 days.
gridlock check was last called 1 day before the snapshot.
Closest in price to gridlock check within inference: marine depth at api.geoprimitives.dev and google ai mode ai mode at x402.openwebninja.com.
gridlock check is priced above 17% of comparable listings in inference.
Within inference, 83% of endpoints with counters have fewer calls.
The wallet paid by gridlock check is the payee of 62 endpoints across 18 hosts.
Seller tags: gridlock, grid-path, maze and pathfinding; seller label: "games".
The price of gridlock check is declared by 148 other listings in inference too.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x8C128f…5Df1b2 |
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x8C128f…5Df1b2 |
| Coinbase | eip155: | USDC | 0.005 USDC | exact | 0x8C128f…5Df1b2 |
the checks, as of 2026-09-15 06:44 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 06:44 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:12 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:04 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 08:21 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 13:38 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 2026-09-15 06:32 UTC · method · live
The input and output block
{
"input": {
"body": {
"date": "2026-07-01",
"answer": {
"path": [
{
"col": 0,
"row": 0
},
{
"col": 0,
"row": 1
},
{
"col": 0,
"row": 2
},
{
"col": 0,
"row": 3
},
{
"col": 0,
"row": 4
},
{
"col": 1,
"row": 4
},
{
"col": 2,
"row": 4
},
{
"col": 3,
"row": 4
},
{
"col": 3,
"row": 5
},
{
"col": 4,
"row": 5
},
{
"col": 5,
"row": 5
},
{
"col": 5,
"row": 4
},
{
"col": 6,
"row": 4
},
{
"col": 6,
"row": 3
},
{
"col": 7,
"row": 3
},
{
"col": 8,
"row": 3
},
{
"col": 8,
"row": 4
},
{
"col": 8,
"row": 5
},
{
"col": 8,
"row": 6
},
{
"col": 8,
"row": 7
},
{
"col": 8,
"row": 8
},
{
"col": 8,
"row": 9
},
{
"col": 9,
"row": 9
}
]
},
"difficulty": "normal",
"challenge_id": "sha256:8924521ebe9c7fc3c91f1e4808c82b8258f6e4eaf158eb18b99fc5fbf7bf148f",
"generation_version": "v1"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"game": "gridlock",
"proof": {
"optimal_path": [
{
"col": 0,
"row": 0
},
{
"col": 0,
"row": 1
},
{
"col": 0,
"row": 2
},
{
"col": 0,
"row": 3
},
{
"col": 0,
"row": 4
},
{
"col": 1,
"row": 4
},
{
"col": 2,
"row": 4
},
{
"col": 3,
"row": 4
},
{
"col": 3,
"row": 5
},
{
"col": 4,
"row": 5
},
{
"col": 5,
"row": 5
},
{
"col": 5,
"row": 4
},
{
"col": 6,
"row": 4
},
{
"col": 6,
"row": 3
},
{
"col": 7,
"row": 3
},
{
"col": 8,
"row": 3
},
{
"col": 8,
"row": 4
},
{
"col": 8,
"row": 5
},
{
"col": 8,
"row": 6
},
{
"col": 8,
"row": 7
},
{
"col": 8,
"row": 8
},
{
"col": 8,
"row": 9
},
{
"col": 9,
"row": 9
}
]
},
"score": 100,
"valid": true,
"correct": true,
"feedback": {
"message": "correct: the submitted path is optimal",
"absolute_gap": 0,
"first_invalid_step": null,
"optimal_path_length": 22,
"submitted_path_length": 22,
"percentage_gap_percent": 0
},
"challenge_id": "sha256:8924521ebe9c7fc3c91f1e4808c82b8258f6e4eaf158eb18b99fc5fbf7bf148f"
}
}
}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, "gridlock check on agent-arcade.use.x402atlas.com", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/agent-arcade-use-x402atlas-com-gridlock-check-dc6072/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-agent-arcade-use-x402atlas-com-gridlock-check-dc6072-2026-09-15T21-20Z,
author = {TOLL},
title = {gridlock check on agent-arcade.use.x402atlas.com},
howpublished = {\url{https://tollindex.com/e/agent-arcade-use-x402atlas-com-gridlock-check-dc6072/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.