Elon Musk’s September 2 announcement that Grok 4.7 will launch in roughly 10 days—pointing to a mid-September target—has become the dominant driver of trader sentiment for the next Grok large language model release. Following the August 12 rollout of the 1.5-trillion-parameter Grok 4.6, the upcoming 2.1-trillion-parameter version incorporates supplemental SpaceX training data to strengthen real-world engineering and scientific reasoning capabilities, with Musk asserting it will surpass current frontier models in most benchmarks while trading slightly slower inference for better token efficiency. This rapid iteration cadence, after Grok 4.5’s July debut, reflects xAI’s aggressive scaling strategy amid competition from OpenAI’s Astra and Anthropic’s upcoming releases. Traders are watching for official API documentation, benchmarks, or any last-minute delays that could shift resolution around the September window.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedSeptember 12
26%
September 14
51%
September 18
72%
$0.00 Vol.
September 12
26%
September 14
51%
September 18
72%
A qualifying model must have a name or model identifier that includes "Grok" and be designated as version 4.7 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 4.7 or higher named in the same manner as Grok 4.5, Grok 4.6, or grok-4.6-high would qualify, including reasoning, Fast, Heavy, or similar variants carrying a 4.7 or higher designation and a new whole-number generation such as Grok 5, while models whose name does not include "Grok" or which retain a version designation below 4.7, such as Grok 4.6 (released August 12, 2026), including any rollout, promotion, or snapshot of it, will not qualify. Separately numbered product lines that do not carry the core Grok version designation, such as Grok Code Fast or Grok Imagine, will not qualify, and version numbers of the Grok app, website, or other products that do not correspond to a new underlying model will not 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 SpaceXAI 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 SpaceXAI, with additional verification from a consensus of credible reporting.
Market Opened: Sep 3, 2026, 8:18 PM ET
Resolver
0x65070BE91...A qualifying model must have a name or model identifier that includes "Grok" and be designated as version 4.7 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 4.7 or higher named in the same manner as Grok 4.5, Grok 4.6, or grok-4.6-high would qualify, including reasoning, Fast, Heavy, or similar variants carrying a 4.7 or higher designation and a new whole-number generation such as Grok 5, while models whose name does not include "Grok" or which retain a version designation below 4.7, such as Grok 4.6 (released August 12, 2026), including any rollout, promotion, or snapshot of it, will not qualify. Separately numbered product lines that do not carry the core Grok version designation, such as Grok Code Fast or Grok Imagine, will not qualify, and version numbers of the Grok app, website, or other products that do not correspond to a new underlying model will not 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 SpaceXAI 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 SpaceXAI, with additional verification from a consensus of credible reporting.
Resolver
0x65070BE91...Elon Musk’s September 2 announcement that Grok 4.7 will launch in roughly 10 days—pointing to a mid-September target—has become the dominant driver of trader sentiment for the next Grok large language model release. Following the August 12 rollout of the 1.5-trillion-parameter Grok 4.6, the upcoming 2.1-trillion-parameter version incorporates supplemental SpaceX training data to strengthen real-world engineering and scientific reasoning capabilities, with Musk asserting it will surpass current frontier models in most benchmarks while trading slightly slower inference for better token efficiency. This rapid iteration cadence, after Grok 4.5’s July debut, reflects xAI’s aggressive scaling strategy amid competition from OpenAI’s Astra and Anthropic’s upcoming releases. Traders are watching for official API documentation, benchmarks, or any last-minute delays that could shift resolution around the September window.
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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