Manifold MarketsNo KYCVerified resolution dataFairly calibratedCurrent community forecastAnthropic 93.6%
Forecasters
79
Question type
multiple choice
Methodology
Play-money forecasting platform
Source type
Forecast
7d Change
+0.7 pts
Market data
Updated 22 hours ago
StaleDec 6, 25, 10:24 PM UTCDec 31, 26, 11:59 PM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Which of Anthropic and OpenAI will get more credit for the Navier-Stokes solution, in my judgement?
Manifold MarketsAnthropic vs OpenAI - higher valuation on December 31?
PolymarketWill Anthropic or OpenAI introduce a US$2000 per month consumer-facing plan in 2026?
Manifold MarketsWill Anthropic or OpenAI add a higher tier subscription >= 400$ in 2026?
Manifold MarketsAnthropic + OpenAI vs Microsoft - higher valuation on December 31?
PolymarketAnthropic or OpenAI: higher IPO closing market cap?
PolymarketRules
OpenAI’s financial situation suggests an IPO will be necessary to fund announced spending.
- Anthropic is heading for a much earlier breakeven.
- Both companies are rumoured to be considering an IPO.
- Who will be first? Resolves the day of the first IPO.
- If there is no IPO, it doesn’t resolve.
Prediction Source Comparison
- Also available on Polymarket — Will Anthropic or OpenAI IPO first? · Anthropic 96%
- Also available on Kalshi — Will OpenAI or Anthropic IPO first? · Anthropic 91%
Open markets
AIPOLYMARKETWill CMI declare a Millennium Prize Problem solved by which date?
- 2028-11.0pt62.4%
- 2027-3.5pt29.7%
- 2026-1.5pt7.9%
- Total Vol
- $280.7K
- 24h Vol
- $148.9K
POLYMARKETAnthropic IPO by which date?
- December 31,-2.0pt88%
- December 15,86%
- November 30,+1.0pt85%
+7 more outcomes
- Total Vol
KALSHIBest AI at the end of 2026?
- Claude-1.7pt58.8%
- ChatGPT-2.1pt23.5%
- Grok+2.3pt7.8%
+5 more outcomes
- Total Vol
- $10.6M
KALSHITop AI model in September?
- claude-fable-5.1-max+1.0pt72%
- claude-opus-5-max+3.0pt10%
- claude-opus-4-6-thinking+1.0pt5%
+3 more outcomes
- Total Vol
KALSHIWhen will Anthropic officially announce an IPO?
- Before Apr 1, 2027+5.0pt97%
- Before Jan 1, 2027+5.0pt96%
- Before Mar 1, 2027-1.0pt94%
+9 more outcomes
KALSHIBest AI in Sep 2026?
- Claude+1.0pt80.6%
- ChatGPT-2.0pt10.2%
- Gemini+1.0pt2.8%
+4 more outcomes
- Total Vol
- $406.5K
- Gemini 4.0 released by which date?
- OpenAI’s Astra Model: Text Arena Debut?
- Tencent market share this week
- Anthropic market share this week
- Anthropic IPO Closing Market Cap
- OpenAI market share this week
- Best Chinese AI Company end of September?
- Will Anthropic’s valuation hit __ by December 31?
- Which company has best AI model end of 2026?
- Most popular AI this week
- DeepSeek market share this week
Frequently asked questions
- What are the current odds for Will Anthropic or OpenAI IPO first??
- Manifold Markets prices Anthropic at 94% as of September 8, 2026.
- When does Will Anthropic or OpenAI IPO first? resolve?
- Will Anthropic or OpenAI IPO first? is scheduled to resolve on December 31, 2026.
- How is Will Anthropic or OpenAI IPO first? settled?
- Manifold Markets settles this market as follows: OpenAI’s financial situation suggests an IPO will be necessary to fund announced spending.
- Where else is Will Anthropic or OpenAI IPO first? listed?
- The same question is also listed on Polymarket, Kalshi.