Artemis
Listed in 3 directories
Institutional-grade analytics on Polymarket and Kalshi, tracking spot volume, open interest, active users, and transaction flows in real time.
DataPaid
API · Mobile · WebWebsiteLearn More
Guide12 toolsSelection criteria and source notes
Kalshi API and SDK tools
Find Kalshi APIs, SDKs and data tools. Compare data coverage, maintenance, identifiers and documented limits before choosing an integration.
12In this guide
1Free to start
3Ways to reach them
3In 2+ directories
How to choose
Choose API tooling around the exact data or action your application needs: market discovery, historical data, portfolio reads or order submission. Check the official API first; an SDK or aggregator is useful only if its abstractions and maintenance fit your requirements.
Data contract
Compare identifiers, timestamp units, precision and pagination. Distinguish market prices, order-book quotes and trades; they answer different questions.
Maintenance and limits
Check recent release notes, documented endpoints, authentication, rate limits and retry guidance. An accessible documentation site is not proof that the underlying service is still supported.
Portability
For multiple venues, check how events are matched and how venue-specific fields survive normalization. Keep the original venue identifiers when validating a mapping.
Kalshi API and SDK toolsReached through API, Mobile, Web
TREMOR
Listed in 3 directories
Comprehensive data terminal for Polymarket and Kalshi prediction markets featuring SQL analytics, AI assistant, and real-time market intelligence across 140K+ active markets with sub-second query perf…
DashboardsDataPaid
PMXT
Listed in 2 directories
CCXT for prediction markets. A unified API for trading on Polymarket, Kalshi, and more.
APIsPaid
Kalshi Terminal
Listed in 1 directory
Real-time analytics for Kalshi prediction markets Free analytics tool for Polymarket traders.
AI AgentsAnalytics+4Freemium
Kalshinomics
Listed in 1 directory
Kalshinomics provides a simplified interface for prediction markets with clean data tables, fast filtering capabilities, and carefully curated market selections for optimal trading experience.
AlertsDashboards+1Free
POLYSCREENER
Listed in 1 directory
Easily view performance predictions market Free analytics tool for Polymarket traders.
AI AgentsAnalytics+2Freemium
Predexon
Listed in 1 directory
Unified Data & Trading Freemium data & apis tool for Polymarket traders.
AI AgentsAPIs+2Freemium
Predictbook
Listed in 1 directory
Your go-to source for all things prediction markets. Free alerts & notifications tool for Polymarket traders.
AI AgentsAlerts+6Freemium
Prediction Pilot
Listed in 1 directory
AI-powered copilot for smarter prediction market analysis. Freemium analytics tool for Polymarket traders.
AI AgentsAnalytics+2Freemium
PredictionBell
Listed in 1 directory
Every game. Every market. Live sports prediction markets from Polymarket + Kalshi Free analytics tool for Polymarket traders.
AggregatorAnalytics+3Freemium
Probalytics
Listed in 1 directory
Prediction market data infrastructure for Polymarket and Kalshi. REST API with unified schema, ClickHouse SQL access, and 200–500M orderbook updates/day at 1ms resolution — 100x more granular than alt…
Data
Prophed
Listed in 1 directory
THE Prediction Market Aggregator Free trading tool for Polymarket traders.
AggregatorAlerts+2Freemium
A practical evaluation workflow
Write down three required requests, their expected fields and failure cases. Reproduce them against a supported environment, then compare the SDK response with the documented API response. Keep retries and order submission separate to avoid accidental duplicates.
Common questions
Do I need a third-party SDK?
Not always. Begin with the official API documentation. Compare wrappers on language support, maintained examples and the operations your application needs.
Does an API listing guarantee a maintained service?
No. Check published deprecation and end-of-life notices. A homepage that still loads can outlive the API it describes.
How this guide is maintained
Selection guidance reviewed . The matching catalogue is generated from recorded platform and category tags. Listing order reflects directory corroboration, not measured quality. Official-source notes have their own dates; unreviewed descriptions and pricing labels remain attributed to their source directories.
We have not tested account access, execution, paid features or financial performance. Read the listing policy or report an outdated detail.
Related guides