xAI’s rapid iteration on Grok models has centered recent performance gains on Humanity’s Last Exam (HLE), the 2,500-question multi-modal benchmark from the Center for AI Safety and Scale AI that tests graduate-level expertise across disciplines. Grok 4 established early leadership in 2025 with tool-augmented and multi-agent scores near 44%, outpacing contemporaries like o3 and Gemini 2.5, while Grok 4.5 later posted 42.7% on the public leaderboard. With Grok 4.6 already referenced in xAI documentation and competitive pressure from Claude, Gemini, and GPT variants pushing higher scores, trader focus hinges on whether the next 4.6+ release will feature official HLE results or agentic improvements that reset the frontier. Key near-term catalysts include any xAI announcements on model launches or benchmark submissions amid ongoing AI lab competition.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated35%+
93%
40%+
46%
45%+
49%
50%+
9%
55%+
6%
$1,444 Vol.
35%+
93%
40%+
46%
45%+
49%
50%+
9%
55%+
6%
If a model first appears on the site but is removed before 12:00 PM ET on the following calendar date, its appearance will not qualify as added to the Humanity’s Last Exam results.
A qualifying SpaceXAI model must have “Grok” in its displayed model name and be designated as version 4.6 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, grok-4.6-high, grok-4.7-thinking, grok-5, or similar would qualify. Models whose displayed name does not include “Grok,” or which retain a version designation below 4.6, such as grok-4.1-expert, grok-4.3-heavy, grok-4.5-GA will not qualify.
The percentage displayed as “HLE Accuracy” for the model in its result card on the “AI Progress on Humanity’s Last Exam” chart at https://agi.safe.ai/ will be used to resolve this market. This market will resolve solely based on the displayed HLE Accuracy, regardless of the model’s Calibration Error, chart position, other configuration scores, or any underlying granular or unrounded data presented elsewhere.
If multiple qualifying models are added to the Humanity’s Last Exam results on the same calendar date (ET), the model with the highest HLE Accuracy will be used for resolution. Models added to the results on the calendar date following the initial qualifying model’s first appearance will not be considered.
A qualifying model must be newly added to the Humanity’s Last Exam results at https://agi.safe.ai/. Whether the model was previously released, publicly accessible, in beta, or otherwise available before appearing on the site is irrelevant for this market.
The resolution source for this market is the official Humanity’s Last Exam website found at https://agi.safe.ai/. If this resolution source is unavailable at 12:00 PM ET on the calendar date following the date on which the qualifying model first appears on the site, this market will resolve based on the first subsequent instance at which the model’s HLE Accuracy becomes available on the site. If it remains unavailable through the end of the seventh day after the qualifying model first appears on the site or if no qualifying model is added by December 31, 2026, 11:59 PM ET, this market will resolve to "No".
Market Opened: Aug 10, 2026, 6:25 PM ET
Resolution Source
https://agi.safe.ai/Resolver
0x65070BE91...If a model first appears on the site but is removed before 12:00 PM ET on the following calendar date, its appearance will not qualify as added to the Humanity’s Last Exam results.
A qualifying SpaceXAI model must have “Grok” in its displayed model name and be designated as version 4.6 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, grok-4.6-high, grok-4.7-thinking, grok-5, or similar would qualify. Models whose displayed name does not include “Grok,” or which retain a version designation below 4.6, such as grok-4.1-expert, grok-4.3-heavy, grok-4.5-GA will not qualify.
The percentage displayed as “HLE Accuracy” for the model in its result card on the “AI Progress on Humanity’s Last Exam” chart at https://agi.safe.ai/ will be used to resolve this market. This market will resolve solely based on the displayed HLE Accuracy, regardless of the model’s Calibration Error, chart position, other configuration scores, or any underlying granular or unrounded data presented elsewhere.
If multiple qualifying models are added to the Humanity’s Last Exam results on the same calendar date (ET), the model with the highest HLE Accuracy will be used for resolution. Models added to the results on the calendar date following the initial qualifying model’s first appearance will not be considered.
A qualifying model must be newly added to the Humanity’s Last Exam results at https://agi.safe.ai/. Whether the model was previously released, publicly accessible, in beta, or otherwise available before appearing on the site is irrelevant for this market.
The resolution source for this market is the official Humanity’s Last Exam website found at https://agi.safe.ai/. If this resolution source is unavailable at 12:00 PM ET on the calendar date following the date on which the qualifying model first appears on the site, this market will resolve based on the first subsequent instance at which the model’s HLE Accuracy becomes available on the site. If it remains unavailable through the end of the seventh day after the qualifying model first appears on the site or if no qualifying model is added by December 31, 2026, 11:59 PM ET, this market will resolve to "No".
Resolution Source
https://agi.safe.ai/Resolver
0x65070BE91...xAI’s rapid iteration on Grok models has centered recent performance gains on Humanity’s Last Exam (HLE), the 2,500-question multi-modal benchmark from the Center for AI Safety and Scale AI that tests graduate-level expertise across disciplines. Grok 4 established early leadership in 2025 with tool-augmented and multi-agent scores near 44%, outpacing contemporaries like o3 and Gemini 2.5, while Grok 4.5 later posted 42.7% on the public leaderboard. With Grok 4.6 already referenced in xAI documentation and competitive pressure from Claude, Gemini, and GPT variants pushing higher scores, trader focus hinges on whether the next 4.6+ release will feature official HLE results or agentic improvements that reset the frontier. Key near-term catalysts include any xAI announcements on model launches or benchmark submissions amid ongoing AI lab competition.
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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