---
format: "aidr-story-markdown/v1"
id: "9cdb2ad56f81c923a56ebe37c1a2bdf2caaa537fd0abfd60d14453da78dd85e9"
canonical_url: "https://aidr.today/9cdb2ad5?lang=en"
title: "Reflection's Beam becomes the most capable open-weight model built outside China"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-10-06T12:11:22.000Z"
category: "Models"
topics: ["llm"]
source_urls: ["https://the-decoder.com/reflections-beam-becomes-the-most-capable-open-weight-model-built-outside-china/"]
summary: "Reflection released Beam, its first open-weight model, which activates 23 billion of 501 billion parameters per token and aims to match GLM 5.2 in coding and reasoning with reduced compute usage."
---

# Reflection's Beam becomes the most capable open\-weight model built outside China

> [Open the canonical story](<https://aidr.today/9cdb2ad5?lang=en>)

**Published:** 2026-10-06T12:11:22.000Z
**Category:** Models
**Topics:** llm

## Summary

Reflection released Beam, its first open\-weight model, which activates 23 billion of 501 billion parameters per token and aims to match GLM 5\.2 in coding and reasoning with reduced compute usage\.

## Sources

- [Story source](<https://the-decoder.com/reflections-beam-becomes-the-most-capable-open-weight-model-built-outside-china/>)