As of October 24, 2026, 06:33 PM ET, Polymarket traders price Anthropic at 93.7% in Which company has the best Code Arena WebDev AI model end of October? — $117.7K traded so far.
The leading outcome, Anthropic, is priced at 93.7%.
Price changes for the leading market — 24 hours: -0.1 pts; past week: +6.2 pts; past month: +22.7 pts.
Since August 13, 2026, Anthropic has traded between 17.0% and 94.6%. It opened at 51.5% and last traded at 93.8%.
| Day | Close |
|---|---|
| Oct 16, 2026 | 86.5% |
| Oct 18, 2026 | 88.5% |
| Oct 19, 2026 | 85.5% |
| Oct 20, 2026 | 85.5% |
| Oct 22, 2026 | 94.6% |
| Oct 23, 2026 | 93.7% |
| Oct 24, 2026 | 93.8% |
Anthropic is favored at 93.7%.
| Outcome | Price | Implied probability | 24h change | Volume | Volume share |
|---|---|---|---|---|---|
| Anthropic | 94¢ | 93.7% | -0.1 pts | $68.8K | 58.5% |
| Other | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company A | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company B | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company C | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company D | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company E | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company F | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company G | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company H | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company I | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company J | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company K | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company L | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| Company M | 50¢ | 50.0% | +0.0 pts | $0 | 0.0% |
| OpenAI | 3¢ | 3.4% | +0.1 pts | $18.3K | 15.6% |
| Moonshot | 2¢ | 1.8% | +0.2 pts | $5.4K | 4.6% |
| 1¢ | 1.4% | — | $5.7K | 4.8% | |
| Meta | 1¢ | 1.2% | — | $4.0K | 3.4% |
| DeepSeek | 1¢ | 0.7% | — | $1.4K | 1.2% |
| Alibaba | 0¢ | 0.4% | — | $4.3K | 3.6% |
| Z.ai | 0¢ | 0.1% | — | $2.0K | 1.7% |
| SpaceXAI | 0¢ | 0.1% | — | $1.5K | 1.2% |
| ByteDance | 0¢ | 0.1% | — | $1.4K | 1.2% |
| MiniMax | 0¢ | 0.1% | — | $387 | 0.3% |
| Xiaomi | 0¢ | 0.1% | — | $697 | 0.6% |
| Thinky | 0¢ | 0.1% | — | $835 | 0.7% |
| Tencent | 0¢ | 0.1% | — | $1.4K | 1.2% |
| Poolside | 0¢ | 0.1% | — | $727 | 0.6% |
| Mistral | 0¢ | 0.1% | — | $771 | 0.7% |
See the full live book for this market on Polymarket
The leading market's spread is 2¢ (bid 92¢ / ask 95¢) — a tighter spread means cheaper round-trip trading.
$117.7K has been traded on this event in total, $709 of it in the last 24 hours, across 30 markets.
This market is scheduled to end October 31, 2026, 12:00 PM ET.
This market will resolve according to the company that owns the model that has the highest rank based on the arena.ai Code Arena | WebDev Leaderboard when the table under "Code Arena | WebDev" filtered for "Models" is checked on October 31, 2026, 12:00 PM ET. Results from the "Rank" column under the "Code Arena | WebDev" Leaderboard tab at https://arena.ai/leaderboard/code/webdev (Overall) filtered for "Models" will be used to resolve this market. Note: Models marked “AutoEval” at the applicable check time will not be considered, regardless of whether they display a rank or score. Models will be ordered primarily by their leaderboard rank at the market’s check time. If two or more models are tied on rank, they will be ordered by which model is listed higher on the leaderboard. If a tie still remains, alphabetical order of company names as listed in this market group will be used as a final tiebreaker (e.g., “Google” would be ranked ahead of “SpaceXAI”). This market will resolve based on the company that occupies first place under this ranking. The resolution source for this market is the arena.ai Code Arena | WebDev Leaderboard. 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. … (condensed)
Resolution source: https://arena.ai/leaderboard/code/webdev
The largest current holder of the leading market holds 2,980 shares of No.
| Holder | Outcome held | Shares | Value at current price |
|---|---|---|---|
| 0xa5ef39c3… | No | 2,980 | $188 |
| Awesome-Availability | No | 2,405 | $152 |
| Unique-Primary | Yes | 930 | $871 |
| All-Calculator | Yes | 739 | $693 |
| Annual-Former-Survivor | Yes | 703 | $658 |
| Sore-Pitching | Yes | 640 | $600 |
| Decisive-Spokeswoman | Yes | 632 | $592 |
| Golden-Unemployment | Yes | 537 | $503 |
| Agitated-Gravy-Jailhouse | Yes | 458 | $429 |
| Gleaming-Handlebar | Yes | 410 | $384 |
| Time | Outcome | Side | Price | Size |
|---|---|---|---|---|
| Oct 24, 11:32 AM ET | No | SELL | 5.5% | $0 |
| Oct 24, 10:38 AM ET | No | BUY | 6.9% | $2 |
| Oct 24, 10:38 AM ET | Yes | BUY | 4.5% | $1 |
| Oct 24, 10:38 AM ET | No | BUY | 99.2% | $22 |
| Oct 24, 09:22 AM ET | Yes | BUY | 94.8% | $28 |
| Oct 24, 08:46 AM ET | No | BUY | 6.2% | $2 |
| Oct 24, 08:35 AM ET | No | SELL | 5.2% | $1 |
| Oct 24, 08:35 AM ET | No | BUY | 6.2% | $1 |
| Oct 24, 08:35 AM ET | No | BUY | 6.2% | $2 |
| Oct 24, 08:33 AM ET | Yes | SELL | 93.8% | $8 |
As of October 24, 2026, 06:19 PM ET, the leading outcome is Anthropic at 93.7%. Next is Other at 50.0%. See the live book on Polymarket: https://polymarket.com/event/which-company-has-the-best-code-arena-webdev-ai-model-end-of-october?via=bro
$117.7K in total volume, with $709 traded in the last 24 hours across 30 markets.
The market is scheduled to end October 31, 2026, 12:00 PM ET. It resolves based on https://arena.ai/leaderboard/code/webdev.
Anthropic, priced at 93.7% as of October 24, 2026, 06:19 PM ET. Prices are implied probabilities backed by real-money trading.
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