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OpenAI · Shipped

GPT-6.1 Terra release date

Specs, benchmarks and changelog are on the GPT-6.1 Terra model card at TPS.

Released

Oct 26, 2026

What we know

OpenAI positions GPT-6.1 Terra as a fast, efficient midrange model strong at visual reasoning, computer use and clearer writing, priced at $1 per million input tokens and $5 per million output tokens. It sits between GPT-6 Luna and GPT-6.1 Sol in price, and the post reports it is a significant step up from GPT-5.6 Terra.

Spec

Params
Not stated
Active
Not stated
Context
1050000 tokens
Weights
Closed
Modality
Not stated
Codename
Not stated

Every claim

10 from 7 sources
  • Simon WillisonSpotted in the wildNov 2

    The llm 0.37 release notes say gpt-6.1-terra was added to the CLI, but give no date for when the model was released.

    no date givenno datesource
  • TestingCatalogPressOct 27

    TestingCatalog reports OpenAI has launched GPT-6.1 Terra, with stronger visual reasoning and computer use, lower API pricing, and access in ChatGPT Work and Codex.

    points at Oct 27exact datesource
  • OpenRouter catalogSpotted in the wildOct 26

    OpenRouter's catalog lists GPT-6.1 Terra (id openai/gpt-6.1-terra) as routable as of the document date, with a 1,050,000-token context window.

    points at Oct 26exact datesource
  • OpenRouter catalogSpotted in the wildOct 26

    OpenRouter's catalog lists GPT-6.1 Terra as routable today under the id openai/gpt-6.1-terra:batch, a batch-endpoint variant, with a 1,050,000-token context window.

    points at Oct 26exact datesource
  • TechmemeRepostOct 26

    Techmeme relays that OpenAI released GPT-6.1 Terra, a fast computer-use model priced at $1/$5 per million tokens.

    points at Oct 26exact datesource
  • OpenAI NewsFrom the labOct 26

    OpenAI's announcement page introduces GPT-6.1 Terra as a fast, capable model for computer use, dated the document's publication day.

    points at Oct 26exact datesource
  • Hacker News (AI front page)RepostOct 26

    HN post links to an OpenAI API models docs page titled GPT 6.1 Terra; the text gives no release date.

    no date givenno datesource
  • The DecoderPressOct 26

    The Decoder reports OpenAI has released GPT-6.1 Terra, a mid-range model halving API prices versus its predecessor; no release date is given.

    no date givenno datesource
  • Simon WillisonPressOct 26

    Willison's same-day post reports OpenAI's release of GPT-6.1 Terra, with the date implied by the post date rather than stated.

    points at Oct 26exact datesource
  • TestingCatalogSpotted in the wildOct 20

    GPT-6.1 Terra appeared in a Microsoft pull request, and the article says it is upcoming with no release date given.

    no date givenno datesource
Official announcement