Best 阶跃星辰 StepFun alternatives

China's open-source value king with frontier reasoning

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Tencent's fully in-house LLM family

From Moonshot AI — the long-context champion

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MiniMax's immersive AI character community, China's top companion app

ByteDance's AI roleplay app with swipeable story worlds

Swipe-through feed of AI characters to chat with

Unfiltered character chats with multi-model support

AI girlfriend experience with voice calls and generated photos

Deeply customizable AI companion with long-term memory

China's AI tiger behind Hailuo, full-modal LLMs

Baichuan open-source LLMs by Sogou founder Wang Xiaochuan

Kai-Fu Lee's 01.AI, maker of Yi open models

iFlytek Spark Desk, LLM with top speech tech

Kunlun's Skywork: prolific open-source LLM family

InternLM open LLMs from Shanghai AI Laboratory

MiniCPM: powerful small LLMs that run on your phone

Israeli NLP pioneer behind Jamba open models

Multimodal LLM startup by ex-DeepMind researchers

iFlytek's AI open platform, strong in speech APIs

Official API platform for Zhipu's GLM models