Prediction-market 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
288
historical catalogue profiles
2,242
page-declared statements
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.
Data & APIs
C++23 Kalshi client with typed coverage of the v2 REST API, WebSocket streaming, RSA-PSS signing, std::expected errors and CMake FetchContent installation.
Reported venues: Kalshi
Historical pricing: Free (MIT)
Historical catalogue only · Not assessed
Catalogue snapshot:
1 linked repository records
Data & APIs
Kalshi's example Python scripts for making authenticated REST and WebSocket requests. README states it is sample code, not an SDK.
Reported venues: Kalshi
Historical pricing: Free
Historical catalogue only · Not assessed
Catalogue snapshot:
1 linked repository records
Trading Bots & Chat Trading
Python market making bot for Kalshi. Selects binary markets by volume and spread, runs an Avellaneda-Stoikov worker per market with inventory limits, portfolio caps and order cleanup on deselection.
Reported venues: Kalshi
Historical pricing: Free
Historical catalogue only · Not assessed
Catalogue snapshot:
1 linked repository records
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
5 website-declared statements
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
5 website-declared statements
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
1 website-declared statements
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
5 website-declared statements
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
47 website-declared statements
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
3 website-declared statements
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Dashboards
Dune dashboard by KuCoin Ventures measuring volume and market share of automated trading bots and builder apps on Polymarket.
Reported venues: Polymarket
Historical pricing: Free
Historical catalogue only · Not assessed
Catalogue snapshot:
Infrastructure & DeFi
No code launcher for branded prediction markets that mirror Polymarket liquidity, using Polymarket derived contracts and UMA resolution. Operators set 0.5% to 3% trade fees.
Reported venues: Polymarket
Historical pricing: Free to launch; operator set 0.5% to 3% fees; usage based at scale
First-party page observed · Not assessed
Catalogue snapshot:
10 website-declared statements
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
7 website-declared statements
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
AI Agents & Research
Agent skill that researches a topic from the past 30 days across Reddit, X, YouTube, Hacker News, Polymarket odds and the web, then writes a sourced summary.
Reported venues: Polymarket
Historical pricing: Free
Historical catalogue only · Not assessed
Catalogue snapshot:
1 linked repository records
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
1 website-declared statements
Category not captured
Product details were not captured. View the retained website observation and source evidence.
First-party page observed · Not assessed
Observed:
Analytics & Whale Tracking
Onchain analytics with a Polymarket protocol page reporting total volume, unique users and open interest, plus per wallet lookups.
Reported venues: Polymarket
Historical pricing: Free
Historical catalogue only · Not assessed
Catalogue snapshot:
Category not captured
Website-declared metadata and source observations are available in this profile.
First-party page observed · Not assessed
Observed:
1 website-declared statements
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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.