Microsoft, OpenAI's biggest stan, shows off its own smaller AI models that could rival ChatGPT

• Microsoft appears to be communicating its OpenAI backup plan.
• The company has shown off small-but-powerful language models. 
• These are targeted at researchers, but match or outgun bigger models, said Microsoft.

Microsoft is showing off its own, small-scale AI models that it says might do just as well as ChatGPT.

Or to put it another way, it's unveiled its OpenAI back-up plan.