Reflection AI researcher pens farewell to Beam team, hailing it as a "GLM5.2-level Western open agentic coding powerhouse"

alexpolozov · x · 2026-10-06

Reflection AI researcher alexpolozov posted a lengthy thank-you to the Beam team, widely read as a farewell: crediting Misha Laskin and Ioannis Antonoglou for fostering "the warmest, friendliest, most active-paced frontier lab," Ananda Theertha Suresh for driving the first pretraining run, and calling Beam "the true GLM5.2-level Western open agentic coding powerhouse, with the power of RL," soon to ship to all developers. He also reminisced about midnight whiteboarding and ship-deck debates.

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