Box AI

September 2026

1. Sep 28
   New model

   Box AI now offers Claude Sonnet 5.5 in Box AI Studio and through the Box API, available today.

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2. Sep 25
   New feature

   Box released a new Box Extract agent builder that lets users define extraction instructions, test them against their content, and refine results in one place.

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3. Sep 24
   New model

   Box AI now offers Meta's Muse Spark 1.3, which Box says is 42% faster than Muse Spark 1.2 and uses about a third fewer tokens.

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4. Sep 23
   New model

   Box AI now offers Claude Opus 5.5 for users working with document-heavy tasks.

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5. Sep 16
   New feature

   Box Extract can now analyze representative documents and generate metadata fields, field types, and extraction instructions to give teams a starting schema.

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6. Sep 3
   Launch

   Box introduced Box Agent in Apps, a multi-step reasoning agent inside Box Apps that searches and reads content and returns a traceable answer.

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7. Sep 2
   New model

   Box AI Studio now lets customers use Claude Fable 5.1 to build custom agents for document-heavy financial services workflows.

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