About this app
What is Fat Santa?
Catalist initially received a list of fewer than 10 potential market makers from Kalshi. It has since completed agreements with close to 20 and is engaging with approximately another 20.
That growth reflects the expanding number and variety of sports contracts. ITF tennis is particularly dependent on official data because its more than 60,000 annual matches are not generally televised. Unofficially monitoring a tour moving between locations such as Bogotá and Bali would be difficult, Monk noted.
Streaming is also becoming part of the product. Monk said prediction market interfaces had moved beyond their earlier trading-led presentation to incorporate streams, player propositions and combinations resembling sportsbook bet builders.
What is Fat Santa?
In 2025, Playtech agreed a partnership to provide a platform for the launch of Brazilian state-owned bank Caixa’s betting operations.
Weizer previously said the Caixa tender could be “one of the most significant opportunities for Playtech for the coming years”.
However, due to its role as a a state-owned bank, and ongoing scrutiny around betting in Brazil, Caixa has come under political pressure, and its launch in the market has been postponed on several occasions despite it having paid the BRL30 million ($5.9 million) licence fee.
How to play Fat Santa
On Tuesday, the CCT held a public hearing to discuss the project. Government and betting sector representatives participated in the debate and presented divergent positions on the proposed measures.
The approved text includes a series of restrictions on advertising for online betting and gambling:
Advertising prohibited: Direct or indirect marketing communication regarding betting on radio and television, newspapers, magazines, outdoor media, streaming services, podcasts, social networks, video platforms, apps, websites, blogs, forums, search engines and other internet environments is prohibited.