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Sonar Pro
Sonar Pro is a search-centric large language model developed by Perplexity AI, built on the Llama 3.3 70B architecture to provide high-speed, fact-grounded responses with real-time internet connectivity.
V3-0324
DeepSeek V3-0324 is an open-weights Mixture-of-Experts (MoE) language model with 671 billion total parameters, optimized for high-level reasoning, coding, and technical tasks. Released in March 2025, it features innovations like Multi-head Latent Attention and Multi-Token Prediction to balance high performance with inference efficiency.
xAI
xAI is an American artificial intelligence corporation founded by Elon Musk in 2023, dedicated to developing "truth-seeking" AI systems including the Grok series of large language models. The company is notable for its massive Colossus supercomputer infrastructure and its technical integration with the X social media platform.
Z.ai
Z.ai (Z Research Inc.) is a San Francisco-based artificial intelligence research organization founded in late 2024 by former OpenAI leaders, specializing in the post-training, alignment, and refinement of large-scale generative models.
Alibaba
Alibaba Group Holding Limited is a global technology conglomerate and a leading developer in cloud computing and artificial intelligence, best known for its Tongyi Qianwen (Qwen) series of large language models.