OpenAI's GPT-5.6 family, including the balanced mid-tier Terra model delivering GPT-5.5-level performance at roughly half the cost, reached public availability in July 2026 after a U.S. government-mandated limited preview. This followed an executive order requiring capability reviews for frontier systems, reflecting heightened regulatory scrutiny on cybersecurity and agentic features. Traders track OpenAI's tiered cadence—Sol as flagship, Terra for efficient production workloads—against rivals like Anthropic, with no confirmed GPT-5.7+ announcements as of early September. Key upcoming catalysts include potential developer conferences, benchmark updates, or policy shifts that could accelerate or delay the next Terra iteration amid ongoing emphasis on safety guardrails and cost efficiency.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedSeptember 30
56%
October 31
74%
November 30
79%
$4,885 Vol.
September 30
56%
October 31
74%
November 30
79%
A qualifying model must have a name or model identifier that includes "GPT" and "Terra" and be designated as version 5.7 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 5.7 or higher named in the same manner as GPT-5.6 Terra would qualify, including a new whole-number generation such as GPT-6 Terra or an Astra-branded release meeting these criteria, while models whose name does not include "Terra" or which retain a version designation below 5.7, such as GPT-5.6 Terra, GPT-5.6 Sol, or GPT-5.6 Luna, will not qualify. Fine-tunes, modes, or restricted-access variants of an existing version, such as GPT-5.6-Cyber or GPT-5.6 Sol Ultrafast, 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 OpenAI 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 OpenAI, with additional verification from a consensus of credible reporting.
Market Opened: Aug 17, 2026, 9:32 AM ET
Resolver
0x65070BE91...A qualifying model must have a name or model identifier that includes "GPT" and "Terra" and be designated as version 5.7 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 5.7 or higher named in the same manner as GPT-5.6 Terra would qualify, including a new whole-number generation such as GPT-6 Terra or an Astra-branded release meeting these criteria, while models whose name does not include "Terra" or which retain a version designation below 5.7, such as GPT-5.6 Terra, GPT-5.6 Sol, or GPT-5.6 Luna, will not qualify. Fine-tunes, modes, or restricted-access variants of an existing version, such as GPT-5.6-Cyber or GPT-5.6 Sol Ultrafast, 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 OpenAI 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 OpenAI, with additional verification from a consensus of credible reporting.
Resolver
0x65070BE91...OpenAI's GPT-5.6 family, including the balanced mid-tier Terra model delivering GPT-5.5-level performance at roughly half the cost, reached public availability in July 2026 after a U.S. government-mandated limited preview. This followed an executive order requiring capability reviews for frontier systems, reflecting heightened regulatory scrutiny on cybersecurity and agentic features. Traders track OpenAI's tiered cadence—Sol as flagship, Terra for efficient production workloads—against rivals like Anthropic, with no confirmed GPT-5.7+ announcements as of early September. Key upcoming catalysts include potential developer conferences, benchmark updates, or policy shifts that could accelerate or delay the next Terra iteration amid ongoing emphasis on safety guardrails and cost efficiency.
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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