Endpoint · market dataGETmarketdata.use.x402atlas.com /options-contracts ?limit=10&underlying=AAPL
Options contract index for an underlying — every listed call/put with option ticker, strike, expiration and exercise style.
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.015 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://marketdata.use.x402atlas.com/options-contracts?limit=10&underlying=AAPL
Seen
first 34 days ago · last 12 hr ago
65 free handshakes
Payment
Pays through
x402
Offered on?
Polygon, Arbitrum, Base USDC, Solana
Listed on?
Polygon, Arbitrum, Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.786 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.214: 0.151 uncertain ? + 0.063 short ? · 0.014 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.69 | 0.243 | 0.049 | −0.063 | −0.089 | |
| liveness it answered at all |
0.60 | 1.00 | 0.896 | 0.537 | 0 | −0.063 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.786 | gap to 1.000 = 0.214 · 0.063 short · 0.151 uncertain | 0.786 | −0.063 | −0.151 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.243 latency p95
+ 0.600 × 0.896 liveness
+ 0.200 × 1.000 price stability
= 0.786 → UNRATED: 59 of 30 paid calls weights 2026.09.6 · 59 samples · seed cap_01M1A51WKHA6KZ58S9WVJBMV7N|2026-09-02T04:58:13.467Z|2026.09.6
Verify it yourself
npx teppi-check https://marketdata.use.x402atlas.com/options-contracts?limit=10&underlying=AAPLcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A51WKHA6KZ58S9WVJBMV7N