passlisted in Coinbase#32 by calls of 48 on this host
0.008 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 60% / 60% / 60%
- Calls, trailing 30 days
- 1
- Unique payers, trailing 30 days
- 1
- Last called
- 2026-09-04 16:12 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.008 USDC
- Networks
- 2
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.
x402.agentutility.ai lists 48 endpoints; tool call diff is tied 32nd by calls with 16 others.
tool call diff takes a json body with the fields after and before.
A response from tool call diff, as declared, includes added, removed, identical, reordered, after_count, arg_drifted and 2 others.
tool call diff drew a single call from a single payer in the trailing 30 days.
The last call to tool call diff came 11 days before the snapshot, 2026-09-04.
The declared price is 0.008 USDC on Base.
tool call diff accepts payment on Base and Solana, 2 options in all, to 2 different wallets.
At x402.agentutility.ai, tool call diff takes POST requests, is listed in the Coinbase registry, and falls under inference by TOLL's rules.
tool call diff answered the sweep of 2026-09-15 with a valid 402, passing 3 of 5 sweeps since 2026-09-11.
Closest in price to tool call diff within inference: chat completions at agent402.tools and chat completions at x402.aispace.bot.
tool call diff is priced above 24% of comparable listings in inference.
Its payee wallet receives for 53 listed endpoints on one host.
The seller's tags on tool call diff are agentops, tool, call and diff.
the payment options, as of 2026-09-15 21:20 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.008 USDC | exact | 0x6c0752…bB5621 |
| Coinbase | solana: | USDC | 0.008 USDC | exact | FJqAJ4dX…PfUXLH |
the checks, as of 2026-09-15 07:08 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 07:08 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 06:34 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 06:23 UTC | fail | 1 | daily-2026-09-13 |
| 2026-09-12 13:56 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 14:53 UTC | fail | 1 | 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 2026-09-04 16:12 UTC · method · live
The input and output block
{
"input": {
"body": {
"after": [
{
"args": {
"q": "world",
"limit": 10
},
"name": "search"
},
{
"args": {
"url": "https://example.com"
},
"name": "fetch"
}
],
"before": [
{
"args": {
"q": "hello",
"limit": 10
},
"name": "search"
},
{
"args": {
"url": "https://example.com"
},
"name": "fetch"
}
]
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "json",
"example": {
"added": [],
"removed": [],
"identical": false,
"reordered": [],
"after_count": 2,
"arg_drifted": [
{
"name": "search",
"arg_diffs": [
{
"path": "$.q",
"after": "world",
"before": "hello"
}
],
"index_after": 0,
"index_before": 0
}
],
"before_count": 2,
"unchanged_count": 1
}
}
}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, "tool call diff on x402.agentutility.ai", snapshot of 2026-09-15 21:20 UTC. https://tollindex.com/e/x402-agentutility-ai-tool-call-diff-fd3cb7/at/2026-09-15T21-20Z. Accessed [access date].
BibTeX
@misc{toll-e-x402-agentutility-ai-tool-call-diff-fd3cb7-2026-09-15T21-20Z,
author = {TOLL},
title = {tool call diff on x402.agentutility.ai},
howpublished = {\url{https://tollindex.com/e/x402-agentutility-ai-tool-call-diff-fd3cb7/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.