passlisted in Coinbase#6 by calls of 10 on this host
0.0025 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
- 2
- Last called
- 2026-10-09 18:24 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.0025 USDC
- Networks
- 2
How has the volume on this endpoint moved?
penny402.fun serves brainstorm, a POST endpoint that TOLL places in market data, listed in the Coinbase registry.
A call to brainstorm costs 0.0025 USDC on Base, as declared.
brainstorm takes a json body with the fields n and topic.
For brainstorm the listing declares 2 accepts on Base and Solana, to 2 different wallets.
brainstorm returns text; the example shows n, model, takes, topic and mechanic.
The daily sweep got a valid payment challenge from brainstorm on 2026-10-19, as at every sweep since 2026-09-11.
brainstorm is one of 10 listed endpoints on penny402.fun, tied 6th by calls with 3 others among them.
brainstorm takes 6% of the calls counted across penny402.fun.
The registry's counters give brainstorm 2 calls and 2 unique payers over 30 days, every call from a different payer.
brainstorm was last called 4 days before the snapshot.
Closest in price to brainstorm within market data: chain erc20 balance at api.onesource.io and perp funding at agent402.tools.
brainstorm is priced above 13% of comparable listings in market data.
The wallet paid by brainstorm is the payee of 10 endpoints on one host.
The seller's tags on brainstorm are x402, fun, novelty and creativity.
It disappeared from the registry on 2026-10-02 and returned on 2026-10-09.
The price of brainstorm is declared by 27 other listings in market data too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.0025 USDC | exact | 0x9d0bb5…bB2FFe |
| Coinbase | solana: | USDC | 0.0025 USDC | exact | HiQDSev6…BFKJrw |
the checks, as of 2026-10-19 07:26 UTC · method · pinnableendpoint answered HTTP 402
No named check failed.
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-19 07:26 UTC | pass | 0 | daily-2026-10-19 |
| 2026-10-18 09:33 UTC | pass | 0 | daily-2026-10-18 |
| 2026-10-17 19:39 UTC | pass | 0 | daily-2026-10-17 |
| 2026-10-16 05:45 UTC | pass | 0 | daily-2026-10-16 |
| 2026-10-15 07:25 UTC | pass | 0 | daily-2026-10-15 |
| 2026-10-14 05:38 UTC | pass | 0 | daily-2026-10-14 |
| 2026-10-13 10:14 UTC | pass | 0 | daily-2026-10-13 |
| 2026-10-12 07:36 UTC | pass | 0 | daily-2026-10-12 |
| 2026-10-11 06:10 UTC | pass | 0 | daily-2026-10-11 |
| 2026-10-10 14:19 UTC | pass | 0 | daily-2026-10-10 |
| 2026-10-09 06:42 UTC | pass | 0 | daily-2026-10-09 |
| 2026-10-01 07:24 UTC | pass | 0 | daily-2026-10-01 |
| 2026-09-30 06:41 UTC | pass | 0 | daily-2026-09-30 |
| 2026-09-29 19:01 UTC | pass | 0 | daily-2026-09-29 |
| 2026-09-28 05:48 UTC | pass | 0 | daily-2026-09-28 |
| 2026-09-25 20:33 UTC | pass | 0 | daily-2026-09-25 |
| 2026-09-23 06:11 UTC | pass | 0 | daily-2026-09-23 |
| 2026-09-22 06:21 UTC | pass | 0 | daily-2026-09-22 |
| 2026-09-21 06:44 UTC | pass | 0 | daily-2026-09-21 |
| 2026-09-20 19:23 UTC | pass | 0 | daily-2026-09-20 |
| 2026-09-19 04:46 UTC | pass | 0 | daily-2026-09-19 |
| 2026-09-18 10:40 UTC | pass | 0 | daily-2026-09-18 |
| 2026-09-17 04:41 UTC | pass | 0 | daily-2026-09-17 |
| 2026-09-16 04:42 UTC | pass | 0 | daily-2026-09-16 |
| 2026-09-15 04:39 UTC | pass | 0 | daily-2026-09-15 |
| 2026-09-14 04:35 UTC | pass | 0 | daily-2026-09-14 |
| 2026-09-13 04:33 UTC | pass | 0 | daily-2026-09-13 |
| 2026-09-12 06:49 UTC | pass | 0 | daily-2026-09-12 |
| 2026-09-11 10:23 UTC | pass | 0 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- back in Coinbase
- absence from Coinbase confirmed, rule v1
- absent from Coinbase at this pull
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-10-09 18:24 UTC · method · live
The input and output block
{
"input": {
"body": {
"n": 3,
"topic": "a caching layer nobody wants to own"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": {
"type": "text",
"format": "application/json",
"example": {
"n": 3,
"model": "google/gemma-3-12b-it",
"takes": [
"One take on your topic, framed one way.",
"A second take that disagrees with the first about what the problem is.",
"A third that changes the scale rather than the answer."
],
"topic": "a caching layer nobody wants to own",
"mechanic": "written live by google/gemma-3-12b-it at temperature 1.1, top_p 0.95 — the takes are asked to disagree with each other rather than restate one idea, and nothing is pooled. Your topic, if you sent one, reached the model as its own message rather than inside these instructions."
}
}
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-13 14:08 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "brainstorm on penny402.fun", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/penny402-fun-brainstorm-4a4b42/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-penny402-fun-brainstorm-4a4b42-2026-10-13T14-08Z,
author = {TOLL},
title = {brainstorm on penny402.fun},
howpublished = {\url{https://tollindex.com/e/penny402-fun-brainstorm-4a4b42/at/2026-10-13T14-08Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-13 14:08 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.