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Data infrastructureLiveTrading & Terminals

River Markets

Route institutional prediction-market trading from one workspace.

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Polymarket support
Full Polymarket support
Pricing model
Custom pricing · Scope and terms apply
Access requirement
API key required
Wallet required
Unknown
Trade execution
Assisted
Last editorial review
Nov 6, 2026

01 · Overview

What is River Markets?

River Markets provides a professional terminal and API with Polymarket execution, smart routing and consolidated portfolio workflows. Best for: Professional teams evaluating multi-venue execution and portfolio operations. Less suitable for: Retail users who want open access, transparent self-service pricing or a simple read-only app. Key limitations: Access, custody, credentials, fees and routing behavior depend on the institutional arrangement and each connected venue.

APIMarket AnalyticsTrade ExecutionWallet Analytics
Explore River Markets by taskUse a professional terminalManage Polymarket trading riskCompare market probabilitiesTrack portfolio & PnLTrade fasterResearch a marketBuild with Polymarket data

02 · Best for

Who is River Markets best for?

Best for

Professional teams evaluating multi-venue execution and portfolio operations.

Not ideal for

Retail users who want open access, transparent self-service pricing or a simple read-only app.

Limitations

Access, custody, credentials, fees and routing behavior depend on the institutional arrangement and each connected venue.

03 · Access & execution

How do access and execution work?

Entity typeData infrastructure
Polymarket supportFull Polymarket support
Pricing modelCustom pricing · Scope and terms apply
Free planUnknown
Access requirementAPI key required
Wallet requiredUnknown
Trade executionAssisted
Product statusLive
KalshiOtherPolymarket

Scope-aware product facts

What to look for

Surfaces

ProductWeb · Supported Evidence

Access modes

Primary workflowAPI key required · wallet Unknown · Unknown · Unknown Evidence

Execution modes

Primary workflowAssisted · Supported · Unknown Evidence

Pricing offers

Primary productCustom pricing · Supported Evidence

Data capabilities

Product data · P&LUnknown · Unknown Evidence
Product data · Fee accountingUnknown · Fees included in P&L Evidence
Product data · Rewards accountingUnknown · Rewards included in P&L Evidence
Product data · Open positions accountingUnknown · Open positions included in P&L Evidence
Market data · Order book historyNot applicable · Not applicable Evidence

04 · Data provenance

Data provenance

Current coverage: PartialA transparent record of which official sources were checked and when.

Data originMixed sources
PnL methodologyUnknown
Fees includedUnknown
Rewards includedUnknown
Open positions includedUnknown
Order-book historyNot applicable
Update cadenceReal time
Review provenance evidence

05 · Public footprint

Public footprint

Current public signals from official platform sources, shown with their observation dates.

Product activity

A transparent record of which official sources were checked and when.

Product statusLive
Tracked by PredAtlas sinceSep 8, 2026
Last editorial reviewNov 6, 2026

06 · Sources & review

How was River Markets reviewed?

Documentation strength: ThinA transparent record of which official sources were checked and when.

Sources reviewed · Nov 6, 2026

Official product sources were checked for documented identity, scope, access, pricing and limitations. This is not a security audit, performance test or endorsement.

Official homepagewww.rivermarkets.com