AmazonLaunchAI ModelsOctober 16, 2026

Reflection releases Beam, a 501B open-weight coding model

Read original source →venturebeat.com

Beam is a sparse MoE with 501B total and 23B active parameters, Apache 2.0 weights, and a 1M-token context window, shipped with BF16, FP8 and NVFP4 variants plus a DFlash2 drafter across 40+ partners. It scores 30 on the Artificial Analysis Intelligence Index, #2 among US open-weight models.

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