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Model · language model

Beam 1.0

Beam 1.0 is a language model from Reflection, first covered on 5 October 2026. It is available as open weights you can download and run.

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Quick facts

Who makes Beam 1.0?
Beam 1.0 is made by Reflection. Reflection news →
When was Beam 1.0 released?
The first report of Beam 1.0's release that Digest AI covered was published on 5 October 2026. Reflection releases open-weight Beam 1.0 with 501B parameters and 1M-token context →
What type of model is Beam 1.0?
Beam 1.0 is a language model.
Are Beam 1.0's weights open?
Yes. Beam 1.0 is released as open weights that can be downloaded and run.
Where is Beam 1.0 available?
Beam 1.0 is available as open weights that can be downloaded and run.

Taken from the coverage, not from our own testing. A question is left out when none of the reports we read gave the answer. All tracked models →

1 story about Beam 1.0

  1. Reflection releases open-weight Beam 1.0 with 501B parameters and 1M-token context

    Reflection announced Beam 1.0, an open-weight language model with 501 billion parameters and 23 billion active parameters using a sparse mixture-of-experts architecture. The model supports a 1 million-token context…

    4 sources primary source
    AWS Machine Learning BlogUnite.AIhuggingface.co
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