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AI news on January 22, 2026 · Thursday

10 stories — deduplicated across sources, ranked by significance, every source cited.
★ Top story · IndustryJan 22

Scaling PostgreSQL to power 800 million ChatGPT users

An inside look at how OpenAI scaled PostgreSQL to millions of queries per second using replicas, caching, rate limiting, and workload isolation.

OOpenAI BlogOpen full story →Read original ↗

Inside GPT-5 for Work: How Businesses Use GPT-5

Models·OpenAI Blog·Jan 22O
ModelsGPT-5

Inside Praktika's conversational approach to language learning

Products·OpenAI Blog·Jan 22O

Claude's new constitution

Models·Anthropic·Jan 22A

Google Invests in Sakana AI to Boost Gemini’s Presence in Japan - Bloomberg.com

Models·Sakana AI News +2·Jan 22SSW

Railway secures $100 million to challenge AWS with AI-native cloud infrastructure

Industry·VentureBeat AI·Jan 22V

AI Circular Deals: How Microsoft, OpenAI and Nvidia Keep Paying Each Other

Hardware·Bloomberg Technology·Jan 22B

Chinese AI is a risk for Europe. So is shunning it

Policy·The Economist·Jan 22T

China’s AI Coding Agent Breakout Signals True US Competitive Threat

Other·StartupHub.ai·Jan 22S

Alibaba Qwen Model Downloads: Metrics and Enterprise Impact

Models·AI CERTs·Jan 22A