Protocols & infrastructure
Orca
Orca develops protocol or application infrastructure. Publicly described capabilities include developer sdk.
Developer SDK
Sourced product research · Not assessed
Research checked:
3 research sources
Prediction-market directory
Business directory
Explore prediction-market products and services through their sources: what they do, reported pricing and venues, website-declared details and retained history.
991
website / project records
978
sourced product overviews
895
documented capability facts
Product research updated: . Compare capabilities, developer resources and source-advertised pricing. Every research field points to its source and collection date.
Evidence package: . Includes 790 first-party site records and 201 additional historical catalogue records. These are not counts of verified legal companies. Historical catalogue claims retain their earlier dates; a listing is not a passed review.
991 matching records. Alphabetical order; inclusion and order are free.
Select two to four records to compare. Your selection stays while browsing.
Analytics & dashboards
OrcaLayer
OrcaLayer provides market research and analysis tools. Its overview names Polymarket. Publicly described capabilities include data api, wallet research, replay and backtesting, developer sdk, mcp tools.
Platform context: Polymarket
Published pricing: Free whale tracking is listed alongside Pro $9.99/month, Premium $19.99/month with API access, and Business $99/month with webhooks and commercial licensing.
Data APIWallet researchReplay and backtesting
Sourced product research · Not assessed
Research checked:
4 research sources
Infrastructure & DeFi
OrderbookTrade
Single API for trading, market making and liquidity provision across prediction markets, aimed at AI agents, market makers and platforms.
Historical pricing: Not published
First-party page observed · Not assessed
Research checked:
1 research sources
Analytics & dashboards
ORSYN
ORSYN scans Polymarket to help users prioritise markets for further attention and research.
Platform context: Polymarket
Sourced product research · Not assessed
Research checked:
1 research sources
Developer tools
Ostium
Ostium provides tools for developers. Publicly described capabilities include data api.
Data API
Sourced product research · Not assessed
Research checked:
3 research sources
Infrastructure & DeFi
Ostium
Perp DEX on Arbitrum whose Strategies feature triggers leveraged trades from Polymarket odds. Strategies page currently says it is being rebuilt.
Platform context: Polymarket
Historical pricing: Not published
Historical catalogue only · Not assessed
Research checked:
1 research sources
Prediction-market products
Otherwise
Otherwise provides a product in the prediction-market ecosystem.
Sourced product research · Not assessed
Research checked:
1 research sources
Analytics & dashboards
Otomato
Otomato describes on-chain behavioural analysis used in a Robinhood Chain terminal, DeFi position alerts and prepared transactions for wallets.
Platform context: Robinhood
Alerts
Sourced product research · Not assessed
Research checked:
4 research sources
Prediction-market products
Outcome
Outcome provides a product in the prediction-market ecosystem. Its overview names Hyperliquid.
Platform context: Hyperliquid
Sourced product research · Not assessed
Research checked:
3 research sources
Data & APIs
outcometick
outcometick provides data or programmatic research tools. Its overview names Polymarket. Publicly described capabilities include order book tools, data api, historical data, mcp tools.
Platform context: Polymarket
Order book toolsData APIHistorical data
Sourced product research · Not assessed
Research checked:
3 research sources
Gaming platforms
OVERDOG
OVERDOG presents sports betting and casino products with crypto payments, describing Polymarket-derived exchange odds. Promotional access claims do not establish legal availability.
Platform context: Polymarket
Sports and esports
Sourced product research · Not assessed
Research checked:
2 research sources
Analytics & dashboards
OVERROUND
OVERROUND provides market research and analysis tools. Its overview names Polymarket. Publicly described capabilities include trader rankings, alerts, forecast evaluation.
Platform context: Polymarket
Trader rankingsAlertsForecast evaluation
Sourced product research · Not assessed
Research checked:
3 research sources
Gaming platforms
Overtime
Overtime provides an on-chain crypto sports-betting interface. Its access and geographic eligibility statements remain the provider’s responsibility.
Sports and esports
Sourced product research · Not assessed
Research checked:
1 research sources
Prediction-market products
Panta Market
Panta Market provides a product in the prediction-market ecosystem.
Sourced product research · Not assessed
Research checked:
2 research sources
Investors & funding
Paradigm
Paradigm is an investment organisation.
Sourced product research · Not assessed
Research checked:
3 research sources
News & research
Paradigm
Paradigm publishes news, commentary or research. Publicly described capabilities include research publication.
Research publication
Sourced product research · Not assessed
Research checked:
3 research sources
Prediction-market products
Pariflow
Pariflow provides a product in the prediction-market ecosystem. Publicly described capabilities include sports and esports, data api.
Sports and esportsData API
Sourced product research · Not assessed
Research checked:
3 research sources
Data & APIs
Parity
Parity provides data or programmatic research tools. Publicly described capabilities include trader rankings.
Trader rankings
Sourced product research · Not assessed
Research checked:
1 research sources
Prediction-market products
ParlayIt
ParlayIt provides a product in the prediction-market ecosystem.
Sourced product research · Not assessed
Research checked:
2 research sources
Analytics & Whale Tracking
Parsec
Onchain analytics product with a Polymarket view of flow, live trades, top holders and open interest. Parsec now bills itself as an AI researcher for onchain markets.
Platform context: Polymarket
Historical pricing: Not published
Historical catalogue only · Not assessed
Research checked:
Data & APIs
pdata
pdata provides data or programmatic research tools. Its overview names Polymarket, Kalshi, Manifold.
Platform context: Polymarket, Kalshi, Manifold, Limitless, Myriad
Sourced product research · Not assessed
Research checked:
3 research sources
Prediction-market products
Pear
Pear provides a product in the prediction-market ecosystem. Publicly described capabilities include portfolio tools, trader rankings.
Portfolio toolsTrader rankings
Sourced product research · Not assessed
Research checked:
1 research sources
News & research
PENGELUARAN HK POOLS
PENGELUARAN HK POOLS publishes news, commentary or research. Publicly described capabilities include research publication.
Research publication
Sourced product research · Not assessed
Research checked:
1 research sources
Prediction-market products
Perp.com
Perp.com provides a product in the prediction-market ecosystem. Publicly described capabilities include order book tools.
Order book tools
Sourced product research · Not assessed
Research checked:
2 research sources
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Historical descriptions and catalogue claims: Kairos contributors, CC BY 4.0. Vultax adds source matching, presentation and factual comparisons. Attribution, licences and coverage.