Arbitrage
Prediction-market directory
MarketMaster
Explore the product, inspect its sources and compare the evidence. Company contributions and retained historical observations stay clearly dated.
VE-d3a6d2651af75fb4 · Not assessed · First-party product research available
What MarketMaster does
MarketMaster focuses on comparing prices and potential cross-market opportunities. Its overview names Polymarket, Kalshi. Publicly described capabilities include alerts, arbitrage comparison, market screening, data api, websocket delivery.[1]
Vultax summary of public sources · Research checked: · Product or service.
Product details and sources
Research checked:
Alerts
The source describes notifying users or systems about relevant events.[1]
Arbitrage comparison
The source describes comparing price differences or identifying potential arbitrage.[1]
Market screening
Search, filters or screening are described for finding relevant markets.[1]
Data API
Programmatic access is described in the product overview.[3]
WebSocket delivery
The source describes a WebSocket interface or stream.[3]
Developer SDK
A software development kit or language client is described.[3]
MCP tools
The source describes a Model Context Protocol interface for agent or assistant tools.[3]
“MarketMaster continuously scans Kalshi and Polymarket, models fair value for every market, and surfaces the biggest mispricings — ranked by…”[1]
Public page content was obtained during the dated check. Reachability does not establish continuing service availability. Product descriptions reflect public source statements. Classification and summaries are by Vultax; capabilities have not been tested as part of this listing.
Research sources, dates and retained evidence (4)
[1]Homepage (opens in a new tab)
https://marketmaster.live/
Collected:
Retained page digest
SHA-256 b8e5416fa0b0cc07e4e428c19dc85e339524fc67573a3791e4b8621f064fc3d5
[2]Pricing (opens in a new tab)
https://marketmaster.live/pricing
Collected:
Retained page digest
SHA-256 e65924338472b9eb62c1a8ea63ddda052f30456ab77c83c60b024bdef30c1694
[3]Documentation (opens in a new tab)
https://marketmaster.live/developers
Collected:
Retained page digest
SHA-256 539dafb1023aa2c306d08acd75b91c5c3ef0f70780546922dce59167098b6e93
https://marketmaster.live/terms
Collected:
Retained page digest
SHA-256 aa93ac883c958b507215a863f409390af740ee9b357b7cbfdb957d44be0ef567
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Explore related profiles
Shared category or platform context · unpaid order
Website-declared details
These statements were extracted from the cited page's structured metadata. They can describe a publisher or embedded product; the association is not independently certified. An offer object with price zero does not establish a wholly free service. A licence link may refer to content or software rather than regulatory permission.
Application category (1)
FinanceApplication
Collected: · Page source (opens in a new tab)
Offer object in page metadata (1)
{"price":"0","priceCurrency":"USD"}
Collected: · Page source (opens in a new tab)
Operating systems (1)
Any
Collected: · Page source (opens in a new tab)
Profile URL in page metadata (1)
["https://pypi.org/project/marketmaster/","https://smithery.ai/server/marketmaster/prediction-markets","https://www.npmjs.com/package/@marketmaster/mcp","https://www.npmjs.com/package/@marketmaster/sdk","https://www.youtube.com/@marketmasterlive"]
Collected: · Page source (opens in a new tab)
Profile history and sources
Source dates and collection dates are distinct. The catalogue snapshots retain what the source reported; repeated identical snapshots are not presented as product changes. Company contributions and claim decisions enter the history only after publication.
Collected:
Terms researched
Product research source; retained body SHA-256 aa93ac883c958b507215a863f409390af740ee9b357b7cbfdb957d44be0ef567. Collection is not an assessment or product launch date.
Collected:
Documentation researched
Product research source; retained body SHA-256 539dafb1023aa2c306d08acd75b91c5c3ef0f70780546922dce59167098b6e93. Collection is not an assessment or product launch date.
Collected:
Pricing researched
Product research source; retained body SHA-256 e65924338472b9eb62c1a8ea63ddda052f30456ab77c83c60b024bdef30c1694. Collection is not an assessment or product launch date.
Collected:
Homepage researched
Product research source; retained body SHA-256 b8e5416fa0b0cc07e4e428c19dc85e339524fc67573a3791e4b8621f064fc3d5. Collection is not an assessment or product launch date.
Collected:
Profile URL in page metadata
["https://pypi.org/project/marketmaster/","https://smithery.ai/server/marketmaster/prediction-markets","https://www.npmjs.com/package/@marketmaster/mcp","https://www.npmjs.com/package/@marketmaster/sdk","https://www.youtube.com/@marketmasterlive"]
Collected:
Collected:
Offer object in page metadata
{"price":"0","priceCurrency":"USD"}
Collected:
Collected:
First-party page observed
This is our dated page observation, not a verified company identity, prediction-market classification, current service-health claim or API benchmark.
Record evidence and export
Retained page body SHA-256: b8e5416fa0b0cc07e4e428c19dc85e339524fc67573a3791e4b8621f064fc3d5
The digest identifies the retained source bytes. A link may now serve a different page; a digest alone does not provide access to the retained evidence.
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