Endpoint · market dataGETkronossignals.com /api/v1/options-iv/btc
Implied volatility surface for BTC and ETH from Deribit options (public API, no auth).
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Implied volatility surface for BTC and ETH from Deribit options (public API, no auth). Returns ATM IV (annualized %), IV rank and IV percentile from Kronos iv_history (daily cron), term structure (weekly/1m/3m ATM IV + contango/backwardation/flat shape label), 25-delta risk reversal (BS-approximated strikes), 10-delta wing IVs, max-pain strike across top-5 expiries, and a vol-regime label. Falls back to OKX if Deribit is unreachable. $0.03 USDC via x402.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.03 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://kronossignals.com/api/v1/options-iv/btc
Seen
first 34 days ago · last 11 hr ago
68 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.740 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.260: 0.080 uncertain ? + 0.180 short ? · 0.060 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.10 | 0.000 | 0.000 | −0.180 | −0.020 | |
| liveness it answered at all |
0.60 | 1.00 | 0.899 | 0.540 | 0 | −0.060 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.740 | gap to 1.000 = 0.260 · 0.180 short · 0.080 uncertain | 0.740 | −0.180 | −0.080 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.899 liveness
+ 0.200 × 1.000 price stability
= 0.740 → UNRATED: 61 of 30 paid calls weights 2026.09.6 · 61 samples · seed cap_01M1A51NXGE125RRSDG1859R5X|2026-09-03T11:45:07.927Z|2026.09.6
Verify it yourself
npx teppi-check https://kronossignals.com/api/v1/options-iv/btccurl -s https://api.teppi.xyz/v1/trust/cap_01M1A51NXGE125RRSDG1859R5X