Ongoing delays with Google's flagship Gemini 3.5 Pro model, first teased at I/O in May 2026 and repeatedly pushed from June and July targets, represent the core driver behind the 35.5% market-implied probability of no Pro release by October 31. The company has instead prioritized rapid iteration on lighter Flash variants, including Gemini 3.8 Flash and 3.8 Live releases in early-to-mid September, while confirming 3.5 Pro remains in partner testing and short of internal coding and agentic benchmarks. This pattern, combined with the start of Gemini 4 pre-training and absence of any confirmed October timeline or certification signals, sustains trader skepticism toward near-term Pro availability despite scattered October date pricing in the 4–21% range. Historical release slippage and the focus on incremental Flash improvements continue to shape aggregated sentiment in this market.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedOctober 19 22%
No release by October 31 22%
October 18 21%
October 24 21%
On or prior to October 1
12%
October 2
1%
October 3
4%
October 4
5%
October 5
1%
October 6
6%
October 7
5%
October 8
5%
October 9
1%
October 10
11%
October 11
10%
October 12
5%
October 13
5%
October 14
5%
October 15
9%
October 16
16%
October 17
7%
October 18
21%
October 19
22%
October 20
12%
October 21
13%
October 22
5%
October 23
6%
October 24
21%
October 25
5%
October 26
7%
October 27
9%
October 28
5%
October 29
12%
October 30
7%
October 31
6%
No release by October 31
22%
October 19 22%
No release by October 31 22%
October 18 21%
October 24 21%
On or prior to October 1
12%
October 2
1%
October 3
4%
October 4
5%
October 5
1%
October 6
6%
October 7
5%
October 8
5%
October 9
1%
October 10
11%
October 11
10%
October 12
5%
October 13
5%
October 14
5%
October 15
9%
October 16
16%
October 17
7%
October 18
21%
October 19
22%
October 20
12%
October 21
13%
October 22
5%
October 23
6%
October 24
21%
October 25
5%
October 26
7%
October 27
9%
October 28
5%
October 29
12%
October 30
7%
October 31
6%
No release by October 31
22%
Any Gemini model released after market creation and labeled as "Pro" may qualify (e.g., gemini-3.2-pro, gemini-3.5-pro, or gemini-4.0-pro-preview). Gemini models labeled only as Flash, Flash-Lite, or another non-Pro variant will not qualify.
Products labeled as a GA promotion of an already-existing Preview model (e.g., gemini-3.1-pro-ga) may qualify.
A qualifying model must be launched and publicly accessible, including via open beta or open rolling waitlist signups. A closed beta or any form of private access will not suffice. The release must either be clearly defined and publicly announced by Google as accessible to the general public, or otherwise be made publicly accessible and explicitly labeled on the company's official website. Labeling errors, placeholder text, or version names displayed on the website that do not correspond to a model that is actually accessible to the general public will not qualify.
The primary resolution source for this market will be official information from Google, with additional verification from a consensus of credible reporting.
Market Opened: Sep 22, 2026, 4:14 PM ET
Resolver
0x69c47De9D...Any Gemini model released after market creation and labeled as "Pro" may qualify (e.g., gemini-3.2-pro, gemini-3.5-pro, or gemini-4.0-pro-preview). Gemini models labeled only as Flash, Flash-Lite, or another non-Pro variant will not qualify.
Products labeled as a GA promotion of an already-existing Preview model (e.g., gemini-3.1-pro-ga) may qualify.
A qualifying model must be launched and publicly accessible, including via open beta or open rolling waitlist signups. A closed beta or any form of private access will not suffice. The release must either be clearly defined and publicly announced by Google as accessible to the general public, or otherwise be made publicly accessible and explicitly labeled on the company's official website. Labeling errors, placeholder text, or version names displayed on the website that do not correspond to a model that is actually accessible to the general public will not qualify.
The primary resolution source for this market will be official information from Google, with additional verification from a consensus of credible reporting.
Resolver
0x69c47De9D...Ongoing delays with Google's flagship Gemini 3.5 Pro model, first teased at I/O in May 2026 and repeatedly pushed from June and July targets, represent the core driver behind the 35.5% market-implied probability of no Pro release by October 31. The company has instead prioritized rapid iteration on lighter Flash variants, including Gemini 3.8 Flash and 3.8 Live releases in early-to-mid September, while confirming 3.5 Pro remains in partner testing and short of internal coding and agentic benchmarks. This pattern, combined with the start of Gemini 4 pre-training and absence of any confirmed October timeline or certification signals, sustains trader skepticism toward near-term Pro availability despite scattered October date pricing in the 4–21% range. Historical release slippage and the focus on incremental Flash improvements continue to shape aggregated sentiment in this market.
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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