Endpoint · inferenceGETapi.seerium.xyz /v1/prediction/arb/same-outcome-spread ?includeIndicative=true&limit=3&minEdge=0&sources=polymarket%2Ckalshi%2Cgemini
Prediction market arbitrage and same-outcome spread API for Polymarket, Kalshi, and Gemini.
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Prediction market arbitrage and same-outcome spread API for Polymarket, Kalshi, and Gemini. Finds YES or NO price gaps across venues.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.seerium.xyz/v1/prediction/arb/same-outcome-spread?includeIndicative=true&limit=3&minEdge=0&sources=polymarket%2Ckalshi%2Cgemini
Seen
first 9 days ago · last 10 hr ago
15 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC, Solana
Listed on?
Base, Solana
Handshakescomputed 2 days ago
0.663 from 13 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.527 | 0.316 | 0 | −0.284 | |
| latency p95 it answered as fast as its class |
0.20 | 0.73 | 0.733 | 0.147 | −0.053 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.663 | gap to 1.000 = 0.337 · 0.053 short · 0.284 uncertain | 0.663 | −0.053 | −0.284 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
BURN_INFREE_TIER_ONLY
Verify it yourself
npx teppi-check https://api.seerium.xyz/v1/prediction/arb/same-outcome-spread?includeIndicative=true&limit=3&minEdge=0&sources=polymarket%2Ckalshi%2Cgeminicurl -s https://api.teppi.xyz/v1/trust/cap_01M3BHG44AQ2QBQA39VSHD8B8J