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UpdatedCourts & governance·Timeline·New York, United States·Prediction markets and state gambling law

New York's prediction-market fight now names Kalshi, Coinbase and Gemini

New York has sued Kalshi, Coinbase and Gemini over prediction markets. The platforms contest state authority, and no final liability judgment exists.

Published 26 August 2026 · Updated 26 August 20268 minute read
By iGaming Atlas Editorial Team5 primary sourcesNext review 2 September 2026
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Evidence behind the story

What we checked

Primary documents

5 checked

Response record

Response included

Last source check

26 August 2026

Next scheduled review

2 September 2026

Why this matters

New York is testing the same legal theory against a designated contract market and two crypto platforms. Reading the three filings together shows a coordinated state position while preserving the separate defences and outcomes each court must decide.

Procedural status

Three civil proceedings pending

New York has filed separate petitions against Kalshi, Coinbase and Gemini. The state seeks injunctions and monetary remedies, but the cited records do not contain final liability judgments.

The current picture

  • New York sued Coinbase and Gemini on 21 April 2026 and Kalshi on 31 July over prediction-market products.
  • The state alleges the products constitute unlicensed gambling and reach users aged 18 to 20 despite a 21-year threshold for mobile sports betting.
  • Coinbase and Kalshi argue for federal CFTC oversight; requested fines, forfeiture and restitution remain remedies sought, not awards.

Confirmed by the record

  • The Attorney General filed separate court petitions against Coinbase, Gemini and Kalshi.
  • The Kalshi filing followed a New York Gaming Commission cease-and-desist demand issued in October 2025.
  • The state seeks to stop the challenged operations and obtain financial relief.
  • All three proceedings remain civil allegations in the cited public record.
  • Coinbase says it will fight for federal oversight; Kalshi advances a similar pre-emption position.

Not established

  • No cited final judgment establishes that any defendant operated illegal gambling in New York.
  • The court has not awarded treble gains, restitution or forfeiture in the cited records.
  • The fact that products are federally regulated as event contracts does not resolve the state-law issue in these pending cases.
  • The three proceedings should not be merged into one defendant, product set or procedural docket.

Sources for each key claim

Evidence map

Each core claim is paired with the document used to substantiate it. Open the record and check our reading.

1

New York filed separate April proceedings against Coinbase and Gemini over prediction-market products.

2

New York filed a separate petition against Kalshi on 31 July and seeks to stop the challenged operation.

3

The state alleges access by users aged 18 to 20 and seeks fines, forfeiture and restitution rather than reporting awarded relief.

4

Coinbase says it will fight for federal oversight of prediction markets; Kalshi also contests state jurisdiction.

What changed, and when

  1. 1 October 2025

    Kalshi receives state demand

    New York says its Gaming Commission demanded that Kalshi cease unlicensed mobile sports wagering; the release gives October but no exact day.

  2. 21 April 2026

    Coinbase and Gemini sued

    The Attorney General files separate petitions challenging prediction markets offered through the two platforms.

  3. 31 July 2026

    Kalshi sued

    New York files a third proceeding focused on Kalshi's prediction-market platform.

  4. 24 August 2026

    Three-file comparison

    Atlas classifies the matters as pending allegations and records the requested remedies separately from outcomes.

Three defendants, one state theory

New York's prediction-market campaign is no longer a warning attached to one platform. The Attorney General sued Coinbase Financial Markets and Gemini, Titan in April, then filed a separate proceeding against Kalshi in July. Each case alleges that products presented as event contracts or trading markets amount to gambling offered without a New York licence.

The shared theory is easy to state but still unproved. New York says users stake money on uncertain future events outside their control, satisfying the state's definition of gambling. The defendants can contest jurisdiction, classification and the requested relief in their own proceedings.

Why Kalshi is not simply a third crypto case

Kalshi is a federally regulated designated contract market. Coinbase and Gemini are better known as crypto platforms that added prediction products. The consumer experience may look similar in a headline, but the regulatory structures and legal arguments are not interchangeable.

New York says the Kalshi action followed an October 2025 cease-and-desist demand from the Gaming Commission. Its petition arrives amid a wider national dispute over whether federal commodities regulation displaces state gambling controls. That pre-emption question belongs to courts, not to the label either side puts on a product.

The defence is federal pre-emption

Coinbase says it will continue to fight for the federal oversight of prediction markets that it believes Congress intended. Kalshi likewise argues that a CFTC-regulated market should not face a separate state gambling regime.

That defence does not answer every New York allegation, including age access and college-sports products. It does identify the issue courts must decide and prevents the article from presenting only the state's theory.

The age gap sits at the centre of the filings

The Attorney General says all three platforms made the challenged markets available from age 18, while New York requires mobile sports-betting customers to be at least 21. This is a concrete regulatory difference, separate from the larger argument about whether an event contract is a wager.

The state also points to sports, elections, entertainment and other events. Its college-sports allegations against Coinbase and Gemini add another New York-specific layer. A ruling may therefore turn on product categories or individual markets rather than resolving every prediction contract at once.

What New York is asking the courts to do

The state seeks orders stopping the alleged unlicensed operations. It also asks for forfeiture of gains, restitution and fines, including relief described as three times the gains in the public announcements. Those are requests. They are not judgments, bills or money already recovered.

This distinction matters for search headlines. A phrase such as 'Kalshi faces triple-profit fine' can make a contingent remedy sound imposed. The public record supports a narrower statement: New York has asked a court for that relief.

What the filings do not prove

A complaint records the plaintiff's allegations and legal claims. It does not establish that every listed contract is gambling, that every New York user suffered loss or that all revenue connected to the products is forfeitable. It also does not settle federal pre-emption.

The proceedings are separate. A victory or loss involving one platform may be persuasive elsewhere, but it will not automatically become a judgment against the other two. Atlas will track docket, defendant and remedy independently.

Why the cluster is bigger than one lawsuit

New York has now applied a consistent enforcement thesis across different business models. That makes the state an important test market for the line between financial products and gambling, especially where sports markets and younger users are involved.

The next useful article should not repeat the Attorney General's adjectives. It should compare the first defence filings and court orders: which markets are challenged, which regulator each defendant invokes, and whether judges treat sport differently from elections or economics.

The document that can change the headline

A preliminary ruling could decide whether a platform must stop operating while litigation continues. A dismissal ruling could narrow the state's theory. A final judgment could establish liability and remedies. Until one appears, the accurate tense is 'New York alleges.'

That wording does not drain the story of force. Three proceedings against prominent platforms, filed within little more than three months, already show a deliberate state campaign. The unresolved question is whether the courts accept it.

Response record

The article records the federal-pre-emption position advanced by Coinbase and Kalshi. No separate substantive Gemini response was located.

Status: included

Sources checked