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Reflection launches Beam, a 501-billion-parameter open-weight AI model

Original: 📜 Latest Top Story on # HackerNews : Beam: Reflection's 501B open-weight model 🔍 Original Story: https:// reflection.ai/

Reflection.ai has introduced Beam, an open-weight AI model with 501 billion parameters, and the announcement has reached the top of Hacker News, drawing hundreds of upvotes and dozens of comments. The release is drawing attention as part of the growing wave of large, openly available models competing with closed systems.

Why now: A major new open-weight model release is significant news for the AI community, sparking debate over openness and capability.

Reflection.aiBeamHacker News

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Evidence

• 📜 Latest Top Story on # HackerNews : Beam: Reflection's 501B open-weight model 🔍 Original Story: https:// reflection.ai/blog/introducing -beam 👤 Author: Philpax ⭐ Score: 400 💬 Number of Comments: 38 🕒 Posted At: 2026-10-05 19:16:35 UTC 🔗 URL: https://… · hacker_news_bot

API: https://socialmediatrends-api.osmike.com/v1/trends/1205029