1. The single most important signal in today's data is a sharp repricing of Anthropic's model cadence. The probability that Anthropic ships its next Mythos-Class model before September 1 jumped 25% (20% to 25%), before October 1 rose to 73%, and before January 1, 2027 ticked up to 17%, while the longer-dated Opus 6 markets drifted lower. Meanwhile the "top AI model this month" market saw claude-opus-5-max collapse from 88% to 18%, a collapse of this size in a high-liquidity market ($3,038 volume) suggests traders are anticipating a new frontier model landing that would dethrone the current leader, rather than a liquidity or data glitch. No model-launch headlines appear in today's top 15 stories, so this looks like front-running of an imminent announcement.
2. xAI's Grok markets moved in the same direction. Grok 5 before October 1, 2026 more than doubled from 4% to 9% (the largest relative move on the board), and both near-term Grok 4.7 expiry markets (before Aug 28 and Aug 31) climbed 24-32% to 26-29%, while the Sep 4 expiry sits at 44%. Again, no xAI launch news appears in the feed, which flags a divergence: price is implying release momentum that the public headlines have not yet confirmed. Either traders have information about imminent releases or these small-volume moves (some as low as $2-10 volume) reflect thin markets, which means the percentages should be read with caution.
3. The OpenAI IPO complex repriced modestly lower: "OpenAI IPO by December 31, 2026" fell 26% (22% to 16%), "OpenAI IPO bef. re 2027" fell to 18%, and the $1T+ IPO market slipped to 19%, with the not-IPO-by-2026 complement rising to 80%. This is the highest-liquidity cluster on the board ($9,682 and $4,784 volume), so the move carries real conviction. The driver appears to be general sentiment softening rather than a specific headline: today's top stories skew toward product news (Google study tools, Amazon Alexa+ free tier, Calendly note-taker) and one mildly negative story about OpenAI revoking researcher access to its limited cyber program, plus new safeguards after the Hugging Face breach. Neither is IPO-relevant on its face, so the slide looks more like de-risking than news-driven selling.
4. Two divergences deserve flagging. First, "AI was supposed to win people over by now, it hasn't" (TechCrunch) is a bearish consumer-adoption narrative, yet GPT-6 by end of 2026 remains firm at 80% and GPT-6-related confidence shows no sign of the headline weighing on it, which is reasonable since a skeptical consumer piece rarely moves release-timing markets. Second, the NVIDIA "largest company by market cap on Dec 31" market slipped 6% (76% to 72%) on $14,300 of volume with no corresponding chip news in the feed, another case where price is moving ahead of public information.
5. Net takeaway: today's tape is dominated by frontier-model launch markets (Anthropic Mythos, xAI Grok 4.7/5) repricing up. ard on what appears to be insider-grade positioning, while the deep-liquidity OpenAI IPO markets drifted down on softening sentiment with no single catalytic headline. Traders with size are clearly watching release calendars more closely than they are watching the news feed.
| Source | Market | Change | Time |
| Kalshi |
Will xAI release Grok 5 before Oct 1, 2026? |
↑ 125% (4% → 9%) |
(vs ~24h ago) |
| Kalshi |
What will be the top AI model this month? |
↓ 80% (88% → 18%) |
(vs ~24h ago) |
| Kalshi |
Will SpaceXAI release Grok 4.7 before Aug 31, 2026? |
↑ 32% (22% → 29%) |
(vs ~24h ago) |
| Polymarket |
Will OpenAI IPO by December 31 2026? |
↓ 26% (22% → 16%) |
(vs ~24h ago) |
| Kalshi |
Will Anthropic release next Mythos-Class model before Sep 1, 2026? |
↑ 25% (20% → 25%) |
(vs ~24h ago) |
| Kalshi |
Will SpaceXAI release Grok 4.7 before Aug 28, 2026? |
↑ 24% (21% → 26%) |
(vs ~24h ago) |
| Polymarket |
Will OpenAI’s market cap be between $500B and $750B at market close on IPO day? |
↑ 20% (0% → 0%) |
(vs ~24h ago) |
| Polymarket |
OpenAI $1t+ IPO before 2027? |
↓ 17% (23% → 19%) |
(vs ~24h ago) |
| Polymarket |
Will OpenAI’s market cap be between $1.25T and $1.5T at market close on IPO day? |
↑ 13% (2% → 2%) |
(vs ~24h ago) |
| Polymarket |
Will Conrad Kramer leave OpenAI by December 31, 2026? |
↓ 12% (17% → 15%) |
(vs ~24h ago) |
| # | Question | Yes | No | Change | Volume |
| 1 | Will OpenAI’s market cap be less than $500B at market close on IPO day | 1% | 99% |
| $10 |
| 2 | Will OpenAI’s market cap be between $500B and $750B at market close on | 0% | 100% |
↑ 20% (was 0%) (vs ~24h ago) | $10 |
| 3 | Will OpenAI’s market cap be between $750B and $1T at market close on I | 5% | 95% |
| $43 |
| 4 | Will OpenAI’s market cap be between $1T and $1.25T at market close on | 3% | 97% |
| $10 |
| 5 | Will OpenAI’s market cap be between $1.25T and $1.5T at market close o | 2% | 98% |
↑ 13% (was 2%) (vs ~24h ago) | $10 |
| 6 | Will OpenAI’s market cap be $1.5T or greater at market close on IPO da | 4% | 96% |
| $10 |
| 7 | Will OpenAI not IPO by December 31, 2026? | 80% | 20% |
↑ 3% (was 78%) (vs ~24h ago) | $4,784 |
| 8 | Will Dominik Szoboszlai win the 2026 Ballon d'Or? | 0% | 100% |
| — |
| 9 | Will Ari Weinstein leave OpenAI by December 31, 2026? | 37% | 63% |
| — |
| 10 | Will Conrad Kramer leave OpenAI by December 31, 2026? | 15% | 85% |
↓ 12% (was 17%) (vs ~24h ago) | — |
| 11 | OpenAI announces it has achieved AGI before 2027? | 8% | 92% |
| — |
| 12 | Will OpenAI IPO by December 31 2026? | 16% | 84% |
↓ 26% (was 22%) (vs ~24h ago) | $9,682 |
| 13 | OpenAI $1t+ IPO before 2027? | 19% | 81% |
↓ 17% (was 23%) (vs ~24h ago) | $1,345 |
| 14 | Will Trump meet with Lai Ching-te in 2026? | 4% | 96% |
| — |
| 15 | Will NVIDIA be the largest company in the world by market cap on Decem | 72% | 28% |
↓ 6% (was 76%) (vs ~24h ago) | $14,300 |
| 16 | OpenAI IPO before 2027? | 18% | 82% |
↓ 10% (was 20%) (vs ~24h ago) | $552 |
| 17 | Mistral AI IPO before 2027? | 8% | 92% |
| — |
| 18 | Anthropic IPO before 2027? | 86% | 14% |
| $383 |
| 19 | Will OpenAI launch a new consumer hardware product by December 31, 202 | 11% | 89% |
| — |
| 20 | OpenAI acquired before 2027? | 4% | 96% |
| — |
| 21 | Will GPT-6 be released by December 31, 2026? | 80% | 20% |
| $1,515 |
| 22 | AI wins IMO gold medal in 2026? | 22% | 78% |
| $293 |
| 23 | U.S. enacts AI safety bill before 2027? | 10% | 90% |
↓ 5% (was 10%) (vs ~24h ago) | — |
| 24 | Will OpenAI launch a token before 2027? | 2% | 98% |
↑ 5% (was 2%) (vs ~24h ago) | — |
| 25 | Anthropic acquired before 2027? | 2% | 98% |
| $335 |
| # | Question | Yes | No | Change | Volume |
| 1 | Will Anthropic release Opus 6 before Sep 16, 2026? (Before Sep 16, 2026) | 1% | 99% |
| $0 |
| 2 | Will Anthropic release Opus 6 before Sep 1, 2026? (Before Sep 1, 2026) | 1% | 99% |
| $0 |
| 3 | Will Anthropic release Opus 6 before Oct 16, 2026? (Before Oct 16, 2026) | 8% | 92% |
| $0 |
| 4 | Will Anthropic release Opus 6 before Oct 1, 2026? (Before Oct 1, 2026) | 4% | 96% |
| $0 |
| 5 | Will Anthropic release Opus 6 before Nov 1, 2026? (Before Nov 1, 2026) | 8% | 92% |
↓ 11% (was 9%) (vs ~24h ago) | $108 |
| 6 | Will Anthropic release next Mythos-Class model before Sep 1, 2026? (Before Sep 1, 2026) | 25% | 75% |
↑ 25% (was 20%) (vs ~24h ago) | $13 |
| 7 | Will Anthropic release next Mythos-Class model before Oct 1, 2026? (Before Oct 1, 2026) | 73% | 27% |
↑ 4% (was 70%) (vs ~24h ago) | $259 |
| 8 | Will Anthropic release next Mythos-Class model before Nov 1, 2026? (Before Nov 1, 2026) | 74% | 26% |
↓ 8% (was 80%) (vs ~24h ago) | $1 |
| 9 | Will Anthropic release Mythos before Jan 1, 2027? (Before Jan 1, 2027) | 17% | 83% |
↑ 6% (was 16%) (vs ~24h ago) | $30 |
| 10 | Will Anthropic release Mythos before Sep 1, 2026? (Before Sep 1, 2026) | 2% | 98% |
| $0 |
| 11 | Will Anthropic release Mythos before Oct 1, 2026? (Before Oct 1, 2026) | 4% | 96% |
| $0 |
| 12 | Will Anthropic release Mythos before Nov 1, 2026? (Before Nov 1, 2026) | 9% | 91% |
| $67 |
| 13 | Will Anthropic release Mythos before Dec 1, 2026? (Before Dec 1, 2026) | 15% | 85% |
↓ 6% (was 16%) (vs ~24h ago) | $205 |
| 14 | Will Google release Gemini 3.5 Pro before Aug 21, 2026? (Before Aug 21, 2026) | 2% | 98% |
| $559 |
| 15 | Will Google release Gemini 3.5 Pro before Aug 31, 2026? (Before Aug 31, 2026) | 10% | 90% |
| $2,585 |
| 16 | Will SpaceXAI release Grok 4.7 before Sep 4, 2026? (Before Sep 4, 2026) | 44% | 56% |
| $1,245 |
| 17 | Will SpaceXAI release Grok 4.7 before Aug 31, 2026? (Before Aug 31, 2026) | 29% | 71% |
↑ 32% (was 22%) (vs ~24h ago) | $10 |
| 18 | Will SpaceXAI release Grok 4.7 before Aug 28, 2026? (Before Aug 28, 2026) | 26% | 74% |
↑ 24% (was 21%) (vs ~24h ago) | $3 |
| 19 | Will SpaceXAI release Grok 4.7 before Aug 21, 2026? (Before Aug 21, 2026) | 4% | 96% |
| $0 |
| 20 | Will xAI release Grok 5 before Sep 1, 2026? (Before September) | 4% | 96% |
| $0 |
| 21 | Will xAI release Grok 5 before Jan 1, 2027? (Before 2027) | 68% | 32% |
| $29 |
| 22 | Will xAI release Grok 5 before Oct 1, 2026? (Before October) | 9% | 91% |
↑ 125% (was 4%) (vs ~24h ago) | $2 |
| 23 | What will be the top AI model this month? (qwen3.8-max) | 1% | 99% |
| $0 |
| 24 | What will be the top AI model this month? (claude-opus-5-max) | 18% | 82% |
↓ 80% (was 88%) (vs ~24h ago) | $3,038 |
| 25 | What will be the top AI model this month? (claude-fable-5) | 1% | 99% |
| $0 |