OpenAI's accelerated monthly release cadence for its GPT-5 series—culminating in GPT-5.4 mini and nano on March 17, 2026, with enhancements in coding, multimodal understanding, computer use, and subagents—has traders anticipating GPT-5.5 as the next iteration, potentially arriving in April. This follows GPT-5.3 Codex in February and incremental benchmarks gains, signaling steady progress toward more agentic large language models amid competition from Anthropic's Claude and Google's Gemini. No official GPT-5.5 announcement yet, but arena leaks hint at omnimodal capabilities; watch for developer previews or API updates in the coming weeks, as resolution hinges on OpenAI's precise model naming and public rollout criteria.
Experimental AI-generated summary referencing Polymarket data · Updated$311,740 Vol.
Jun 30, 2026
April 15
38%
April 30
73%
June 30
95%
$311,740 Vol.
April 15
$11,875 Vol.
38%
April 30
$130,278 Vol.
73%
June 30
$169,587 Vol.
95%
This market will resolve to "Yes" if OpenAI's GPT-5.5 model is made available to the general public by the specified date (ET). Otherwise, this market will resolve to "No."
GPT-5.5 refers to a product explicitly named GPT-5.5, or a variant that is recognized as a direct successor to GPT-5.4, similar to the progression from GPT-5.1 to GPT-5.2. (e.g., GPT-5.6, GPT-5.7, etc would qualify toward a "Yes" resolution to this market)
Qualifying releases of task-specialized models (e.g., GPT-Codex/Transcribe), cost-efficiency variants (e.g., Nano/Mini), or reasoning models of the o-series family will count for this market. Products labeled as a new flagship generation GPT-6 or similar will NOT qualify.
For this market to resolve to "Yes," 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 be either clearly defined and publicly announced by OpenAI as being accessible to the general public or otherwise made publicly accessible and explicitly labeled within 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.OpenAI's accelerated monthly release cadence for its GPT-5 series—culminating in GPT-5.4 mini and nano on March 17, 2026, with enhancements in coding, multimodal understanding, computer use, and subagents—has traders anticipating GPT-5.5 as the next iteration, potentially arriving in April. This follows GPT-5.3 Codex in February and incremental benchmarks gains, signaling steady progress toward more agentic large language models amid competition from Anthropic's Claude and Google's Gemini. No official GPT-5.5 announcement yet, but arena leaks hint at omnimodal capabilities; watch for developer previews or API updates in the coming weeks, as resolution hinges on OpenAI's precise model naming and public rollout criteria.
This market will resolve to "Yes" if OpenAI's GPT-5.5 model is made available to the general public by the specified date (ET). Otherwise, this market will resolve to "No."
GPT-5.5 refers to a product explicitly named GPT-5.5, or a variant that is recognized as a direct successor to GPT-5.4, similar to the progression from GPT-5.1 to GPT-5.2. (e.g., GPT-5.6, GPT-5.7, etc would qualify toward a "Yes" resolution to this market)
Qualifying releases of task-specialized models (e.g., GPT-Codex/Transcribe), cost-efficiency variants (e.g., Nano/Mini), or reasoning models of the o-series family will count for this market. Products labeled as a new flagship generation GPT-6 or similar will NOT qualify.
For this market to resolve to "Yes," 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 be either clearly defined and publicly announced by OpenAI as being accessible to the general public or otherwise made publicly accessible and explicitly labeled within 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.
GPT-5.5 refers to a product explicitly named GPT-5.5, or a variant that is recognized as a direct successor to GPT-5.4, similar to the progression from GPT-5.1 to GPT-5.2. (e.g., GPT-5.6, GPT-5.7, etc would qualify toward a "Yes" resolution to this market)
Qualifying releases of task-specialized models (e.g., GPT-Codex/Transcribe), cost-efficiency variants (e.g., Nano/Mini), or reasoning models of the o-series family will count for this market. Products labeled as a new flagship generation GPT-6 or similar will NOT qualify.
For this market to resolve to "Yes," 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 be either clearly defined and publicly announced by OpenAI as being accessible to the general public or otherwise made publicly accessible and explicitly labeled within 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: Mar 10, 2026, 7:59 PM ET
Volume
$311,740Market Opened
Mar 10, 2026, 7:59 PM ETResolver
0x65070BE91...This market will resolve to "Yes" if OpenAI's GPT-5.5 model is made available to the general public by the specified date (ET). Otherwise, this market will resolve to "No."
GPT-5.5 refers to a product explicitly named GPT-5.5, or a variant that is recognized as a direct successor to GPT-5.4, similar to the progression from GPT-5.1 to GPT-5.2. (e.g., GPT-5.6, GPT-5.7, etc would qualify toward a "Yes" resolution to this market)
Qualifying releases of task-specialized models (e.g., GPT-Codex/Transcribe), cost-efficiency variants (e.g., Nano/Mini), or reasoning models of the o-series family will count for this market. Products labeled as a new flagship generation GPT-6 or similar will NOT qualify.
For this market to resolve to "Yes," 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 be either clearly defined and publicly announced by OpenAI as being accessible to the general public or otherwise made publicly accessible and explicitly labeled within 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.OpenAI's accelerated monthly release cadence for its GPT-5 series—culminating in GPT-5.4 mini and nano on March 17, 2026, with enhancements in coding, multimodal understanding, computer use, and subagents—has traders anticipating GPT-5.5 as the next iteration, potentially arriving in April. This follows GPT-5.3 Codex in February and incremental benchmarks gains, signaling steady progress toward more agentic large language models amid competition from Anthropic's Claude and Google's Gemini. No official GPT-5.5 announcement yet, but arena leaks hint at omnimodal capabilities; watch for developer previews or API updates in the coming weeks, as resolution hinges on OpenAI's precise model naming and public rollout criteria.
This market will resolve to "Yes" if OpenAI's GPT-5.5 model is made available to the general public by the specified date (ET). Otherwise, this market will resolve to "No."
GPT-5.5 refers to a product explicitly named GPT-5.5, or a variant that is recognized as a direct successor to GPT-5.4, similar to the progression from GPT-5.1 to GPT-5.2. (e.g., GPT-5.6, GPT-5.7, etc would qualify toward a "Yes" resolution to this market)
Qualifying releases of task-specialized models (e.g., GPT-Codex/Transcribe), cost-efficiency variants (e.g., Nano/Mini), or reasoning models of the o-series family will count for this market. Products labeled as a new flagship generation GPT-6 or similar will NOT qualify.
For this market to resolve to "Yes," 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 be either clearly defined and publicly announced by OpenAI as being accessible to the general public or otherwise made publicly accessible and explicitly labeled within 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.
GPT-5.5 refers to a product explicitly named GPT-5.5, or a variant that is recognized as a direct successor to GPT-5.4, similar to the progression from GPT-5.1 to GPT-5.2. (e.g., GPT-5.6, GPT-5.7, etc would qualify toward a "Yes" resolution to this market)
Qualifying releases of task-specialized models (e.g., GPT-Codex/Transcribe), cost-efficiency variants (e.g., Nano/Mini), or reasoning models of the o-series family will count for this market. Products labeled as a new flagship generation GPT-6 or similar will NOT qualify.
For this market to resolve to "Yes," 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 be either clearly defined and publicly announced by OpenAI as being accessible to the general public or otherwise made publicly accessible and explicitly labeled within 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.
Volume
$311,740Market Opened
Mar 10, 2026, 7:59 PM ETResolver
0x65070BE91...OpenAI's accelerated monthly release cadence for its GPT-5 series—culminating in GPT-5.4 mini and nano on March 17, 2026, with enhancements in coding, multimodal understanding, computer use, and subagents—has traders anticipating GPT-5.5 as the next iteration, potentially arriving in April. This follows GPT-5.3 Codex in February and incremental benchmarks gains, signaling steady progress toward more agentic large language models amid competition from Anthropic's Claude and Google's Gemini. No official GPT-5.5 announcement yet, but arena leaks hint at omnimodal capabilities; watch for developer previews or API updates in the coming weeks, as resolution hinges on OpenAI's precise model naming and public rollout criteria.
Experimental AI-generated summary referencing Polymarket data · Updated
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