PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedCurrent implied probability
December 31, 14%
Market quality
60 / 100
Medium quality24h Volume
$4K
Liquidity
$1.7K
Low liquidityBid / Ask
14.0% / 15.0%
Spread
1.0 pt
Tight spreadComments
0
Market data
Updated 8 minutes ago
Sep 9, 26, 7:45 PM UTCJan 1, 28, 4:59 AM UTC
Trends
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Related questions for context, not a comparison of equivalent contracts.
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Manifold MarketsRules
This market will resolve to "Yes" if Tristan Buckmaster files a lawsuit against OpenAI, or any of its subsidiaries, executives, or employees, by 11:59 PM ET of the date specified in the title.
- Otherwise, this market will resolve to "No".
- A lawsuit in which Tristan Buckmaster is a named plaintiff, alone or jointly with others, will qualify.
- An announcement of intent to sue or a legal threat will not qualify; a lawsuit must actually be filed in court.
- The primary resolution sources for this market will be official information from the relevant court.
- However, a consensus of credible reporting may also be used.
Open markets
AIPOLYMARKETAI lab announces another Millennium Prize solution by which date?
- 2027+24.5pt89%
- 2026+59.0pt82%
- September 30, 2026+56.0pt63%
- Total Vol
- $109K
- 24h Vol
- $69.2K
KALSHIBest AI at the end of 2026?
- Claude-0.1pt62%
- ChatGPT-1.9pt21%
- Gemini+1.3pt7%
+5 more outcomes
- Total Vol
- $10.7M
POLYMARKETOpenAI announces another Millennium Prize solution by which date?
- 2027+53.0pt93%
- 2026+53.5pt73%
- September 30, 2026+51.5pt57%
KALSHIAnthropic market share this week
- Above 2.25%-7.0pt88%
- Above 2.45%79%
- Above 2.6%+16.0pt56%
+6 more outcomes
- Total Vol
- $70.6K
POLYMARKETWhich Millennium Prize Problem will AI solve next?
- Hodge Conjecture50.5%
- Birch and Swinnerton-Dyer27.1%
- No solution by Dec 31, 202710.3%
+3 more outcomes
- Total Vol
- $37.6K
POLYMARKETAnthropic IPO by which date?
- December 31,+1.0pt89%
- December 15,86%
- November 30,84%
+7 more outcomes
- Total Vol
- $2.8M
- Tencent market share this week
- Will CMI declare a Millennium Prize Problem solved by which date?
- Best Chinese AI Company end of September?
- When will Anthropic officially announce an IPO?
- Anthropic announces a Millennium Prize solution by which date?
- Will Anthropic’s valuation hit __ by December 31?
- DeepSeek market share this week
- Anthropic IPO Closing Market Cap
- Time's Person of the Year for 2026
- OpenAI’s Astra Model: Text Arena Debut?
Frequently asked questions
- What are the current odds for Tristan Buckmaster sues OpenAI by which date??
- Polymarket prices December 31, at 14% as of September 10, 2026.
- When does Tristan Buckmaster sues OpenAI by which date? resolve?
- Tristan Buckmaster sues OpenAI by which date? is scheduled to resolve on January 1, 2028.
- How is Tristan Buckmaster sues OpenAI by which date? settled?
- Polymarket settles this market as follows: This market will resolve to "Yes" if Tristan Buckmaster files a lawsuit against OpenAI, or any of its subsidiaries, executives, or employees, by 11:59 PM ET of the date specified in the title.