What does it mean by open weights?

    Asked "What does it mean by open weights?", Gemini and Google AI Mode named 6 distinct names across 5 answers on August 21, 2026, and 3 of them in two or more answers, and all 2 engines agreed on Llama, the only name every engine named.

    Measured acrossGeminiGoogle AI Mode

    3 of 6 names confirmed · named in 2 or more of 5 answers · asked August 21, 2026 · 2 engines

    Open weights refer to the publicly released trained parameters of an artificial intelligence model, allowing others to download and run the model themselves without relying on a company's API. This means that the numerical values learned during training are made available, but not necessarily the training data, code, or other proprietary information. Open weights enable developers to fine-tune, modify, and deploy the model on their own hardware, providing more control and flexibility.

    • 1Llamanamed in 2 of 5 answersGemini logo
    • 2Mistralnamed in 2 of 5 answersGemini logo
    • 3Metanamed in 2 of 5 answersGemini logo
    • 4GPT-4named in 1 of 5 answersone answerGemini logo
    • 5OpenAInamed in 1 of 5 answersone answerGemini logo
    • 6Anthropicnamed in 1 of 5 answersone answerGemini logo
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    The full measurement

    • The position each of the 2 engines gave all 6 names.
    • How many of the 5 answers named each of them.
    • 9 sampled observations behind this ranking, and where the engines disagree.
    • Fan-out — the query each engine actually searched.
    • Every citation, and the sources nobody cited.
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