Google's ongoing delays for Gemini 3.5 Pro, originally slated for June after I/O 2026 and repeatedly pushed back amid shortfalls on internal coding and agentic benchmarks, underpin the diffuse October probabilities. Traders weigh frequent lighter Flash releases like 3.8 variants against the flagship's extended partner testing, leadership shifts at DeepMind, and rival progress from OpenAI and Anthropic. The spread across mid-to-late October dates reflects uncertainty over when Google will clear remaining hurdles for general availability in the Gemini app and API, with no firm timeline yet confirmed despite pre-training on Gemini 4.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedOctober 19 49%
October 16 47%
October 7 43%
October 24 27%
On or prior to October 1
12%
October 2
1%
October 3
5%
October 4
5%
October 5
1%
October 6
10%
October 7
43%
October 8
5%
October 9
1%
October 10
24%
October 11
12%
October 12
11%
October 13
25%
October 14
13%
October 15
12%
October 16
47%
October 17
13%
October 18
25%
October 19
49%
October 20
24%
October 21
14%
October 22
12%
October 23
9%
October 24
27%
October 25
14%
October 26
6%
October 27
1%
October 28
12%
October 29
13%
October 30
7%
October 31
9%
No release by October 31
9%
October 19 49%
October 16 47%
October 7 43%
October 24 27%
On or prior to October 1
12%
October 2
1%
October 3
5%
October 4
5%
October 5
1%
October 6
10%
October 7
43%
October 8
5%
October 9
1%
October 10
24%
October 11
12%
October 12
11%
October 13
25%
October 14
13%
October 15
12%
October 16
47%
October 17
13%
October 18
25%
October 19
49%
October 20
24%
October 21
14%
October 22
12%
October 23
9%
October 24
27%
October 25
14%
October 26
6%
October 27
1%
October 28
12%
October 29
13%
October 30
7%
October 31
9%
No release by October 31
9%
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...Google's ongoing delays for Gemini 3.5 Pro, originally slated for June after I/O 2026 and repeatedly pushed back amid shortfalls on internal coding and agentic benchmarks, underpin the diffuse October probabilities. Traders weigh frequent lighter Flash releases like 3.8 variants against the flagship's extended partner testing, leadership shifts at DeepMind, and rival progress from OpenAI and Anthropic. The spread across mid-to-late October dates reflects uncertainty over when Google will clear remaining hurdles for general availability in the Gemini app and API, with no firm timeline yet confirmed despite pre-training on Gemini 4.
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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