Sources & verification notes
GPT-5.6 Terra
gpt-5.6-terraExact identifier & access
Identity and lifecycle apply to this exact identifier and serving surface.
- All models ↗OpenAI · provider-authored · checked Sep 23, 2026
First availability
Effective Jul 9, 2026. Checked Sep 23, 2026.
First API availability documented in the API changelog.
- Changelog ↗OpenAI · provider-authored · checked Sep 23, 2026
Availability status
Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.
- All models ↗OpenAI · provider-authored · checked Sep 23, 2026
Availability status
Effective date not established; this is an observation. Checked Oct 20, 2026.
Re-checked against the cited page; unchanged.
- GPT-5.6 Terra ↗OpenAI · provider-authored · checked Oct 20, 2026
- Deprecations ↗OpenAI · provider-authored · checked Oct 20, 2026
Capabilities & limits
Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.
- Compare models ↗OpenAI · provider-authored · checked Sep 13, 2026
Capabilities & limits
Effective date not established; this is an observation. Checked Oct 20, 2026.
Re-checked against the cited page; unchanged.
- GPT-5.6 Terra ↗OpenAI · provider-authored · checked Oct 20, 2026
Input price
Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.
Derived from the captured rate card's standard token row.
- Compare models ↗OpenAI · provider-authored · checked Sep 13, 2026
Input price
Effective date not established; this is an observation. Checked Sep 23, 2026.
Derived from the captured rate card's standard token row.
- Pricing ↗OpenAI · provider-authored · checked Sep 23, 2026
- GPT-5.6 Terra Model ↗OpenAI · provider-authored · checked Sep 23, 2026
Output price
Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.
Derived from the captured rate card's standard token row.
- Compare models ↗OpenAI · provider-authored · checked Sep 13, 2026
Output price
Effective date not established; this is an observation. Checked Sep 23, 2026.
Derived from the captured rate card's standard token row.
- Pricing ↗OpenAI · provider-authored · checked Sep 23, 2026
- GPT-5.6 Terra Model ↗OpenAI · provider-authored · checked Sep 23, 2026
Model card
Effective date not established; this is an observation. Checked Sep 23, 2026.
- GPT-5.6 Terra Model ↗OpenAI · provider-authored · checked Sep 23, 2026
Official announcement
Effective Jul 9, 2026. Checked Sep 23, 2026.
- GPT-5.6: Frontier intelligence that scales with your ambition ↗OpenAI · provider-authored · checked Sep 23, 2026
Full rate card
Effective date not established; this is an observation. Checked Sep 13, 2026. Re-verification needed.
- Compare models ↗OpenAI · provider-authored · checked Sep 13, 2026
Full rate card
Effective date not established; this is an observation. Checked Sep 23, 2026.
- Pricing ↗OpenAI · provider-authored · checked Sep 23, 2026
- GPT-5.6 Terra Model ↗OpenAI · provider-authored · checked Sep 23, 2026
License
Effective date not established; this is an observation. Checked Sep 23, 2026.
Not verified. These sources establish the identifier, not this missing fact.
- All models ↗OpenAI · provider-authored · checked Sep 23, 2026