Models
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Zhipu AI's GLM-5 Becomes the First Frontier Model Trained Entirely on Chinese Chips, Rivaling Western Labs Under an MIT License
China's Zhipu AI releases a 744-billion-parameter open-source model trained on Huawei Ascend chips that matches Claude and GPT on key benchmarks, sending its stock up 34 percent.
Microsoft's BitNet Proves 1-Bit AI Models Can Match Full-Precision Rivals at a Fraction of the Cost
Microsoft Research's BitNet b1.58 framework uses ternary weights to run large language models on ordinary CPUs with up to 92% less energy, challenging the assumption that AI demands expensive GPU hardware.
GPT-5.3 Codex vs. Claude Opus 4.6: A Head-to-Head Comparison of February's Dueling Flagships
Both models launched on the same day but target different developer needs — Codex prioritizes speed and agentic reliability, while Opus leads on reasoning depth and multi-agent coordination.
OpenAI Launches GPT-5.3-Codex with Major Agentic Gains and First 'High' Cybersecurity Risk Rating
OpenAI releases GPT-5.3-Codex, its fastest agentic coding model yet, but delays API access after classifying it as 'High' cybersecurity capability under its Preparedness Framework.
Anthropic Launches Claude Opus 4.6 with Million-Token Context, Agent Teams, and 500 Zero-Day Discoveries
Anthropic releases its most capable model yet, featuring a 1M-token context window, parallel agent coordination, and security research that uncovered over 500 previously unknown vulnerabilities in open-source software.