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Claude Opus 4.8: Arena Debut?

Market price history

Rolling 7-day window of market YES price with the OU fair-price range overlay.

Not enough history yet for a chart.
New points land on each refresh — check back shortly.
Market price
1490-150048¢
1480-149030¢
1500-151024¢
1510-152014¢
<14807¢
1520+★ BEST3¢
Polymarket • Volume: $18K • Updated 4h agoCloses:
Polymarket · Science and Technology
OU's Pick
YES · 1520+
at 3¢
Price gap
Polymarket3¢
→
OU's fair23¢
+20¢ underpriced · pays 31×
Confidence
Moderate

Search results from June 2026 indicate Claude Opus 4.8 has already debuted at the top of the leaderboard following its May 28 release.

Wide edge+20¢
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