StableLM
An AI that could become a free and open source alternative to ChatGPT

Best for
An AI that could become a free and open source alternative to ChatGPT
Alternatives

Qwen3-TTS
Clone any voice in 3 seconds and generate natural speech in multiple languages (10 languages). You can control tone, speed, and emotion via text instructions. A family of open-source models with a streaming latency of approximately 97 ms
Clone any voice in 3 seconds and generate natural speech in multiple languages (10 languages). You can control tone, speed, and emotion via text instructions. A family of open-source models with a streaming latency of approximately 97 ms » Learn more: ChatGPT Perplexity Free 35553 Useful Links Official Website Hugging Face GitHub

Gemma 3n
A lightweight multimodal AI model, capable of processing text, image, audio and video on all your devices, even mobile ones. Fast execution, efficient resource management and support for over 140 languages (open-source project).
A lightweight multimodal AI model, capable of processing text, image, audio and video on all your devices, even mobile ones. Fast execution, efficient resource management and support for over 140 languages (open-source project). » Learn more: ChatGPT Perplexity Verified Tool Free 23443 Useful Links Official Website Documentation Models AIStudio Demo

Hunyuan-A13B
An open source language model optimized for advanced reasoning, understanding of long contexts (256K tokens) and efficiency on limited resources. Ideal for search, agentic and multilingual processing
An open source language model optimized for advanced reasoning, understanding of long contexts (256K tokens) and efficiency on limited resources. Ideal for search, agentic and multilingual processing » Learn more: ChatGPT Perplexity Free 22243 Useful Links Official Website Hugging Face GitHub API