O
Okaybet
Prediction market aggregator and trading terminal across multiple platforms.
Trading InterfaceAnalytics
Synthesis Alternatives (2026)
Compare the top 5 platforms similar to Synthesis. Match on features, US legality, and crypto support to find the right fit for your trading style.
Ranked by shared features with Synthesis. Last updated October 2026.
P
PredictIt
CFTC-regulated US prediction market focused on political events and elections.
Trading InterfaceResearch
P
poly2me
Macro-release calendar (CPI, FOMC, PCE, NFP) paired with live Polymarket prices and surrounding news context. By AlphAI. Not affiliated with Polymarket.
AnalyticsNews & Aggregators
Y
YeNo × Builderr Volume Bot Challenge
Free, code-only prediction-market bot challenge from Builderr and YeNo. Build a bot for YeNo BTC five-minute Up/Down markets and submit a frozen version for a 24-hour paper run with $10 in simulated cash. Qualify by completing $1,000 in executed BUY-plus-SELL volume while flat; each BUY is capped at $5 including fees. $500 first prize. No YeNo account, deposit, trading key, or real-money trades are required. Full rules and starter kit: https://builderr.ai/challenges/yeno-volume-bots
Prediction Markets
Cerious Systems
Professional & institutional trading platform for event contract, futures and spot market. Kalshi, CME, Coinbase, Polymarket (Lighter in dev). Unified view of orders, fills, and p&l. multi exchange, multi asset spreader. C++ modular design with Kalshi server based in o
AnalyticsNews & Aggregators
About Synthesis
Synthesis compares traditional polling data with prediction market odds to highlight discrepancies and potential value bets where the market may be wrong.
View full Synthesis details →