Amazon’s $5 billion investment in Anthropic, with the potential for $20 billion more, sharpens its position in the AI race. On Polymarket, the odds of NVIDIA being the largest company by market cap on June 30 sit at 88.5% YES, unchanged from a week ago.
Market reaction
Amazon’s move puts it in direct competition with NVIDIA in AI and cloud infrastructure. The June 30 market at 88.5% YES reflects strong trader confidence in NVIDIA’s current lead. But a combined $25 billion commitment to Anthropic could push Amazon’s market valuation high enough to challenge NVIDIA’s position.
Why it matters
Trade volume is at $34,414 in face value and $23,286 in actual USDC exchanged daily. Moving the odds by five points requires $32,498, which points to real institutional participation. The largest recent price move was a 1-point spike, suggesting stable trader expectations.
What to watch
Amazon’s bet on Anthropic comes with a complication: Anthropic has refused to build military AI applications. This tension between Amazon’s aggressive commercial strategy and Anthropic’s ethical constraints could affect how the investment plays out. A YES share at 88.5¢ pays $1 if NVIDIA holds the top spot, a 1.13x return. Traders betting on Amazon to overtake NVIDIA need to believe its AI integration will outweigh both ethical and regulatory friction.
Watch for further Amazon announcements and any shifts in U.S. military AI policy. Changes in Anthropic’s stance on defense technology could move sentiment.
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Largest Company End Of June 712| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| June 30 | 88.5% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| December 31 | 0.8% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| June 30 | 73.5% | — | — | Trade → |
| September 30 | 92.5% | — | — | Trade → |
| December 31 | 92% | — | — | Trade → |
| April 30 | 0.4% | — | — | Trade → |
