passlisted in Coinbase#7 by calls of 13 on this host
0.01 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
- 2
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-01 16:01 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.01 USDC
- Networks
- 3
How big is this endpoint among the ones like it?
No trace is drawn of this endpoint’s own volume. Its counters have changed 2 times across 28 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.
api.anchor-x402.com lists 13 endpoints; grade is tied 7th by calls with 5 others.
Its declared inputs are a json body with the field target.
grade returns json; the example shows summary, marginalia and letter_grade.
Over 30 days: 2 calls, one payer.
The last call to grade came 14 days before the snapshot, 2026-09-01.
Each call is priced at 0.01 USDC, payable on Base.
grade takes 5% of the calls counted across api.anchor-x402.com.
For grade the listing declares 3 accepts on Base, Solana and Polygon, to 2 different wallets.
At api.anchor-x402.com, grade takes POST requests, is listed in the Coinbase registry, and falls under inference by TOLL's rules.
grade answered the sweep of 2026-09-15 with a valid 402, as at every sweep since 2026-09-11.
Closest in price to grade within inference: chat completions at agent402.tools and chat completions at x402.aispace.bot.
grade is priced above 25% of comparable listings in inference.
For 1 of the options on grade, TOLL has no verified decimals and shows the raw amount.
The wallet paid by grade is the payee of 15 endpoints on one host.
Seller tags: grade, score, feedback and editor; seller label: "ai".
Exactly this price appears on 912 other listings in inference.
the payment options, as of 2026-09-15 16:57 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.01 USDC | exact | 0x127462…5cD0B6 |
| Coinbase | solana: | USDC | 0.01 USDC | exact | 6apuZvJQ…PeXzuR |
| Coinbase | eip155: | JPY Coin | 2000000000000000000 smallest units, decimals unknown | exact | 0x127462…5cD0B6 |
the checks, as of 2026-09-15 03:49 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 03:49 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 03:49 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 03:49 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 04:14 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 09:27 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 16:01 UTC · method · live
The input and output block
{
"input": {
"body": {
"target": "def add(a, b): return a - b # surely this is correct"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"summary": "Strong vibes, weak math. See me after class.",
"marginalia": [
"Function name says 'add' but operator says 'subtract' — pick a side.",
"The comment is the funniest thing in this codebase.",
"Add a test and your subconscious will thank you."
],
"letter_grade": "D"
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-09-15 16:57 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "grade on api.anchor-x402.com", snapshot of 2026-09-15 16:57 UTC. https://tollindex.com/e/api-anchor-x402-com-v1-grade-02514b/at/2026-09-15T16-57Z. Accessed [access date].
BibTeX
@misc{toll-e-api-anchor-x402-com-v1-grade-02514b-2026-09-15T16-57Z,
author = {TOLL},
title = {grade on api.anchor-x402.com},
howpublished = {\url{https://tollindex.com/e/api-anchor-x402-com-v1-grade-02514b/at/2026-09-15T16-57Z}},
year = {2026},
month = {9},
note = {Pinned view of the snapshot of 2026-09-15 16:57 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.