1. OpenAI talent markets reprice sharply while headline news tells a different story. The most dramatic move across all 50 monitored markets is "Will Conrad Kramer leave OpenAI by December 31, 2026?" on Polymarket, which surged 437% from 10% to 52% in roughly 24 hours, yet the entire trade was only $4. No fetched headline from the day references Kramer, and the flat, no-volume pricing of the parallel "Ari Weinstein leaves OpenAI" market at 47% suggests this is a small, idiosyncratic bet — likely a rumor or a single informed trader — rather than a market-wide repricing of OpenAI leadership risk.
2. Release-timing markets on Kalshi show the clearest and most internally consistent signal of the day. Google's Gemini 3.5 Pro market jumped 80% (5% to 9%) with nine days left before the August 31 deadline and $932 of volume, the strongest news-correlated move in the set even though no specific Gemini headline appeared in today's feed; the implied expectation of a last-minute launch has roughly doubled. At the same time, the "top AI model this month" contract for claude-opus-5-high sits at 95% with $1,682 of volume, and the claude-opus-5-max alternative rose 71% to 12%, indicating traders are consolidating the month's leadership around Anthropic's latest release after TechCrunch's coverage of Opus 4.6.
3. Anthropic's own release-timing curve is in visible dislocation, and the inconsistency between its buckets deserves caution. The next Mythos-Class model "before Sep 1" fell 38% to 15% and "before Nov 1" fell 15% to 68%, which implies the expected release date is slipping, yet the simpler "Mythos before Nov 1" market rose 22% to 11% and "Mythos before Jan 1, 2027" rose to 18%. Those two pairs should be near-monotonic, so this is either a liquidity artifact on thin books (the Nov 1 bucket shows only $3 of volume) or a genuine split in trader expectations between a Mythos-Class model and a flagship Mythos release.
4. Grok and GPT-6 markets moved in the same direction with modest, defensible rationale. Grok 4.7 before August 31 slipped 15% to 17% as the deadline passes, while Grok 4.7 before September 4 rose 11% to 49% — a clean rollover that implies the release is now expected early next month, and Grok 5 before October ticked up 20% to 12% on the same logic. OpenAI's GPT-6-by-December 31 market dropped 10% from 72% to 64% on $3,719 of volume, the largest dollar move of the day; with no release-related headline in today's feed, the drift looks like ordinary time-decay on a long-dated binary rather than new information, and it remains the single most liquid AI market monitored.
5. The macro picture stays unchanged: no fetched news story maps directly onto the day's biggest movers. OpenAI's IPO cluster held firm ("not IPO by December 31" at 82%, "IPO by 2026" at 18%, $1.5T+ at 6%), Anthropic IPO before 2027 remains the highest-conviction market on the board at 88% with $4,817 of volume, and the AGI-before-2027 market ticked down slightly to 8%. In short, today's action is concentrated in thin, deadline-sensitive release and personnel markets, while the large-liquidity markets that matter most for underwriting an AI portfolio moved little.
| Source | Market | Change | Time |
| Polymarket |
Will Conrad Kramer leave OpenAI by December 31, 2026? |
↑ 437% (10% → 52%) |
(vs ~24h ago) |
| Kalshi |
Will Google release Gemini 3.5 Pro before Aug 31, 2026? |
↑ 80% (5% → 9%) |
(vs ~24h ago) |
| Kalshi |
What will be the top AI model this month? |
↑ 71% (7% → 12%) |
(vs ~24h ago) |
| Kalshi |
Will Anthropic release next Mythos-Class model before Sep 1, 2026? |
↓ 38% (24% → 15%) |
(vs ~24h ago) |
| Polymarket |
Will OpenAI’s market cap be less than $500B at market close on IPO day? |
↑ 25% (0% → 0%) |
(vs ~24h ago) |
| Kalshi |
Will Anthropic release Mythos before Nov 1, 2026? |
↑ 22% (9% → 11%) |
(vs ~24h ago) |
| Kalshi |
Will xAI release Grok 5 before Oct 1, 2026? |
↑ 20% (10% → 12%) |
(vs ~24h ago) |
| Kalshi |
Will Anthropic release next Mythos-Class model before Nov 1, 2026? |
↓ 15% (80% → 68%) |
(vs ~24h ago) |
| Kalshi |
Will SpaceXAI release Grok 4.7 before Aug 31, 2026? |
↓ 15% (20% → 17%) |
(vs ~24h ago) |
| Polymarket |
OpenAI announces it has achieved AGI before 2027? |
↓ 12% (8% → 8%) |
(vs ~24h ago) |
| # | 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) | 3% | 97% |
| $0 |
| 5 | Will Anthropic release Opus 6 before Nov 1, 2026? (Before Nov 1, 2026) | 7% | 93% |
| $0 |
| 6 | Will Anthropic release next Mythos-Class model before Sep 1, 2026? (Before Sep 1, 2026) | 15% | 85% |
↓ 38% (was 24%) (vs ~24h ago) | $145 |
| 7 | Will Anthropic release next Mythos-Class model before Oct 1, 2026? (Before Oct 1, 2026) | 52% | 48% |
| $5,363 |
| 8 | Will Anthropic release next Mythos-Class model before Nov 1, 2026? (Before Nov 1, 2026) | 68% | 32% |
↓ 15% (was 80%) (vs ~24h ago) | $3 |
| 9 | Will Anthropic release Mythos before Jan 1, 2027? (Before Jan 1, 2027) | 18% | 82% |
↑ 6% (was 17%) (vs ~24h ago) | $971 |
| 10 | Will Anthropic release Mythos before Sep 1, 2026? (Before Sep 1, 2026) | 1% | 99% |
| $78 |
| 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) | 11% | 89% |
↑ 22% (was 9%) (vs ~24h ago) | $2,043 |
| 13 | Will Anthropic release Mythos before Dec 1, 2026? (Before Dec 1, 2026) | 20% | 80% |
| $871 |
| 14 | Will Google release Gemini 3.5 Pro before Aug 31, 2026? (Before Aug 31, 2026) | 9% | 91% |
↑ 80% (was 5%) (vs ~24h ago) | $932 |
| 15 | Will SpaceXAI release Grok 4.7 before Sep 4, 2026? (Before Sep 4, 2026) | 49% | 51% |
↑ 11% (was 44%) (vs ~24h ago) | $821 |
| 16 | Will SpaceXAI release Grok 4.7 before Aug 31, 2026? (Before Aug 31, 2026) | 17% | 83% |
↓ 15% (was 20%) (vs ~24h ago) | $1,446 |
| 17 | Will SpaceXAI release Grok 4.7 before Aug 28, 2026? (Before Aug 28, 2026) | 15% | 85% |
| $0 |
| 18 | Will xAI release Grok 5 before Sep 1, 2026? (Before September) | 4% | 96% |
| $0 |
| 19 | Will xAI release Grok 5 before Jan 1, 2027? (Before 2027) | 69% | 31% |
| $0 |
| 20 | Will xAI release Grok 5 before Oct 1, 2026? (Before October) | 12% | 88% |
↑ 20% (was 10%) (vs ~24h ago) | $784 |
| 21 | What will be the top AI model this month? (qwen3.8-max) | 1% | 99% |
| $0 |
| 22 | What will be the top AI model this month? (claude-opus-5-max) | 12% | 88% |
↑ 71% (was 7%) (vs ~24h ago) | $1,372 |
| 23 | What will be the top AI model this month? (claude-fable-5) | 1% | 99% |
| $0 |
| 24 | What will be the top AI model this month? (claude-opus-4-7) | 1% | 99% |
| $281 |
| 25 | What will be the top AI model this month? (claude-opus-5-high) | 95% | 5% |
| $1,682 |