River Markets
River Markets is the prime brokerage for prediction markets. We aggregate every major event-contract venue into one account, giving professional traders best execution, portfolio and order management systems, and a unified API.
Y Combinator
yc-company-directory #473River Markets is the prime brokerage for prediction markets. We aggregate every major event-contract venue into one account, giving professional traders best execution, portfolio and order management systems, and a unified API.
sourceRiver Markets is classified as Developer tools from source descriptions and fund-directory context. Similar companies below are ranked from offline product facets and meaningful description overlap; category and source affiliation can only strengthen an existing product match. For lookup-created rows, the profile starts as pending enrichment until deeper source collection runs.
Local clusters rerank extracted product concepts and description terms. The generated graph remains the fallback for sparse descriptions: offline reciprocal product-similarity graph: extracted concepts + description terms + bounded category/affiliation boosts. Minimum fallback score: 0; max competitors: 6.
Companies similar to River Markets
A deterministic local cluster built from offline product facets and meaningful description terms. Category and selected-institution affiliation provide bounded tie-breaks. Open any peer to continue exploring its cluster.
Valence
match 77Valence is a unified trading platform for prediction markets. We provide infrastructure to aggregate and execute contracts across Kalshi, Polymarket, and other platforms, surface arbitrage and mispricing opportunities in real time, and give systematic traders the API and backtesting tools they need to build and execute data-driven strategies on anything.
shared extracted concepts: prediction markets; shared product terms: market, prediction, aggregate, contract; shared product theme: developer infrastructure; same category: Developer tools; shared affiliation: Y Combinator
Sequence Markets
match 69Sequence Markets lets traders execute across crypto exchanges, prediction markets, and tokenized-asset venues from one system. We built proprietary low-latency infrastructure and routing software so users can package one market view into one trade with the speed, access, and transparency execution requires.
shared extracted concepts: prediction markets; shared product terms: market, prediction, venue, trader; shared product theme: developer infrastructure; same category: Developer tools; shared affiliation: Y Combinator
ValCtrl
match 53ValCtrl is building the intelligent prediction market: users type any public, resolvable belief about the future, ValCtrl structures it, prices it, and lets them trade it. Today’s prediction markets only support pre-listed questions, leaving user beliefs fragmented across venues, contract wording, rules, and proxy markets. ValCtrl’s world model maps typed beliefs to relevant market signals, evaluates basis risk, prices the claim, and moves toward model-priced liquidity where ValCtrl can take the
shared extracted concept terms: prediction, market; shared product terms: market, prediction, contract, venue; shared affiliation: Y Combinator
Mochatrade
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shared product terms: trader, brokerage, account, professional; shared affiliation: Y Combinator
Weltio
match 43Weltio gives users access to a fully fledged brokerage account in USD, through unique features such as local instant cash rails, a robo-advisor, and tailored portfolios for the LatAm user. Starting with MX we’re going after a market with a potential in AUM of >$60B and 40M accounts
shared extracted concept terms: market; shared product terms: market, brokerage, account, portfolio; shared affiliation: Y Combinator
Saner.ai
match 32Saner.AI harnesses AI to revolutionize knowledge management by enabling professionals, especially entrepreneurs with ADHD, to streamline connect, search, organize, synthesize, apply, and share knowledge in one intuitive, unified system powered by a personalized AI assistant.
shared product terms: management, professional, unifi, system