x402 census · regimeshift.xyz · e7afc3a322c9 · JSON
GET /api/v1/asset/btc/vrp
unprobed
BTC Volatility Risk Premium — DVOL minus Parkinson realized vol (72h). Positive = sell-vol opportunity, negative = buy-vol. Response includes regime classification (LOW/MID/HIGH), raw inputs for audit (DVOL, RV_72h, RV_6h, spot), timestamp, and open methodology URL.
Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.
Facts from the catalogs
| Field | Value |
|---|---|
| URL | https://regimeshift.xyz/api/v1/asset/btc/vrp |
| Method | GET |
| Price | $0.001 USDC = 1000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Network | eip155:8453 (base) |
| payTo | 0x82B17D0bb4De9ae6c3491257B60E8245e70acd7B |
| Seller | regimeshift.xyz |
| Catalogs | cdp (row updated 2026-09-22) |
| Listed since (lower bound) | 2026-09-22 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-09-22 |
| CDP quality counters | 22 calls and 11 unique payers in 30 days, last call 2026-09-22 (catalog-reported, not verified on chain) |
| Category (keyword rule) | research/reports |
| Templated path | no |
| x402Version in catalog | 2 |
| Service name / tags | none |
Unpaid probe (census of )
| Field | Value |
|---|---|
| Probe | not probed in this build |
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 | 13 |
| Payments | 16 |
| USDC volume | $0.02 |
| Median payment | $0.001 |
| First / last payment | 2026-06-23 / 2026-09-22 |
| Sampler-shaped share of payments | 100.0% |
| Payers that are not samplers | 0 |
| Source | forensics-2026-09-30 |
| Address | 0x82B17D0bb4De9ae6c3491257B60E8245e70acd7B |
Declared input and output (extensions.bazaar)
{
"input": {
"method": "GET",
"type": "http"
},
"output": {
"type": "json",
"example": {
"asset": "ETH",
"cache_ttl_sec": 60,
"computed_at": 1779284275,
"inputs": {
"dvol": 52.58,
"rv_6h": 40.204,
"rv_72h": 52.4275,
"source": "Deribit public API (DVOL + ETH-PERPETUAL OHLC)",
"spot_usd": 2130.2,
"timestamp": "2026-05-20T14:00:00+00:00"
},
"methodology": "https://regimeshift.xyz/methodology/vrp-v1",
"ok": true,
"quiet": true,
"regime": "MID",
"vrp": 0.1525
}
}
}
Try it (unpaid: shows the 402)
curl -si -X GET 'https://regimeshift.xyz/api/v1/asset/btc/vrp' -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/e7afc3a322c9/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"e7afc3a322c9"} 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 regimeshift.xyz.