x402 census · cryptopulse.theaslangroupllc.com · 36a0b524940e · JSON
GET /api/research-brief
live
Institutional-grade, decision-ready crypto market brief — spot, derivatives (funding, options skew, DVOL), on-chain flows, regional premiums and macro-event odds. For trading and advisor agents.
Verdict: live. The unpaid GET reached a valid 402. The live amount equals the catalog price.
Facts from the catalogs
| Field | Value |
|---|---|
| URL | https://cryptopulse.theaslangroupllc.com/api/research-brief |
| Method | GET |
| Price | $0.50 USDC = 500000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Network | eip155:8453 (base); also accepts solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, eip155:4663, eip155:137, eip155:42161, eip155:480, eip155:143, eip155:196, eip155:999, algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73k, xrpl:0, eip155:56 |
| payTo | 0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc |
| Seller | cryptopulse.theaslangroupllc.com |
| Catalogs | cdp (row updated 2026-10-16) |
| Listed since (lower bound) | 2026-10-16 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-10-16 |
| CDP quality counters | 1 calls and 1 unique payers in 30 days, last call 2026-10-16 (catalog-reported, not verified on chain) |
| Category (keyword rule) | trading-signals |
| Templated path | no |
| x402Version in catalog | 2 |
| Service name / tags | CryptoPulse · crypto-research, market-research, trading-signals, on-chain-analysis, derivatives |
Unpaid probe (census of 2026-10-22)
| Field | Value |
|---|---|
| Probed at | 2026-10-22T00:28:00.614Z |
| HEAD | 402 |
| GET | 402 |
| Verdict | live live: valid 402 to an unpaid GET |
| 402 carried in | body |
| x402Version in the 402 | 2 |
| accepts[0] | {"scheme":"exact","network":"eip155:8453","amount":"500000","payTo":"0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}} |
| Live amount equals catalog price | yes |
| Live payTo equals catalog payTo | yes |
| extensions.bazaar in the 402 | yes |
| PAYMENT-REQUIRED header | no |
| WWW-Authenticate offer | none |
| Content type / server / CORS | application/json / Vercel / * |
| Latency | 187 ms |
| Error | PAYMENT-SIGNATURE header is required |
No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.
On-chain facts for the payTo (public address)
| Field | Value |
|---|---|
| Distinct payers | 109 |
| Payments | 1,066 |
| USDC volume | $90.47 |
| Median payment | $0.08 |
| First / last payment | 2026-06-09 / 2026-09-30 |
| Sampler-shaped share of payments | 99.2% |
| Payers that are not samplers | 1 |
| Source | forensics-2026-09-30 |
| Address | 0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc (contract: CaliburEntry) |
Declared input and output (extensions.bazaar)
{
"input": {
"method": "GET",
"queryParams": {
"assets": "BTC,ETH",
"focus": "all",
"horizon": "1week"
},
"type": "http"
},
"output": {
"type": "json",
"example": {
"as_of": "2026-06-22T18:00:00Z",
"confidence": "medium",
"headline": "BTC holds key support as funding resets neutral; macro risk skewed to dovish.",
"key_catalysts": [
{
"direction": "uncertain",
"event": "FOMC",
"expected_impact": "high",
"window": "this week"
}
],
"majors": {
"BTC": {
"bias": "neutral",
"key_resistance": 0,
"key_support": 0,
"note": "",
"price": 0
}
},
"market_regime": "transition"
}
}
}
Try it (unpaid: shows the 402)
curl -si -X GET 'https://cryptopulse.theaslangroupllc.com/api/research-brief' -H 'accept: application/json'
The catalog declares GET. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.
Paid checks (x402, USDC on Base)
GET https://bazaar.agentexchange.work/r/36a0b524940e/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"36a0b524940e"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.
Catalog references: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on cryptopulse.theaslangroupllc.com.