OpenAI’s GPT-6 Astra, launched September 3, quickly claimed the top Code Arena WebDev spot at 1,797–1,800 Elo after community votes on real frontend and agentic tasks, edging Anthropic’s Claude Fable 5.1 by roughly 35–40 points. Frontier labs continue rapid releases—Anthropic’s Fable and Opus 5 variants, DeepSeek V4 Flash iterations, and Meta’s Muse Spark—pushing multi-step reasoning, tool use, and full-stack benchmarks higher each month. With three-plus months left in 2026, the tight leaderboard race and frequent capability jumps make further score gains likely before year-end, though exact thresholds depend on whether new models sustain the current pace of gains on crowdsourced Elo systems.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated$213,603 Vol.
1560
32%
1580
16%
1600
5%
$213,603 Vol.
1560
32%
1580
16%
1600
5%
Results from the "Score" column under the "Text Arena | Coding" Leaderboard tab at https://arena.ai/leaderboard/text/coding-no-style-control with style control off will be used to resolve this market.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at arena.ai/leaderboard/text. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and will resolve based on the first check after it becomes available. If permanently unavailable, this market will resolve to "No".
Market Opened: Apr 2, 2026, 6:09 PM ET
Resolver
0x65070BE91...Results from the "Score" column under the "Text Arena | Coding" Leaderboard tab at https://arena.ai/leaderboard/text/coding-no-style-control with style control off will be used to resolve this market.
The resolution source for this market is the Chatbot Arena LLM Leaderboard found at arena.ai/leaderboard/text. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and will resolve based on the first check after it becomes available. If permanently unavailable, this market will resolve to "No".
Resolver
0x65070BE91...OpenAI’s GPT-6 Astra, launched September 3, quickly claimed the top Code Arena WebDev spot at 1,797–1,800 Elo after community votes on real frontend and agentic tasks, edging Anthropic’s Claude Fable 5.1 by roughly 35–40 points. Frontier labs continue rapid releases—Anthropic’s Fable and Opus 5 variants, DeepSeek V4 Flash iterations, and Meta’s Muse Spark—pushing multi-step reasoning, tool use, and full-stack benchmarks higher each month. With three-plus months left in 2026, the tight leaderboard race and frequent capability jumps make further score gains likely before year-end, though exact thresholds depend on whether new models sustain the current pace of gains on crowdsourced Elo systems.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated



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