Evidence-backed signal

Reflection’s pre-release open-weight signal advanced to a concrete early-access model debut while public weights and independent reproducibility remained pending.

supported inference 94% confidence increasing

Downward provenance

event

Reflection debuts Beam in early access

Mon Oct 05 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
97% confidence
artifact

Reflection introduces Beam in early access

product_announcement
art-reflection-beam-preview-20261005
original source

Introducing Beam: Reflection’s 501B open-weight model

Reflection AI
src-reflection-beam-20261005