Google's Gemini 3.1 Pro doubles its reasoning score. Anthropic's Sonnet 4.6 offers near-Opus quality at one-fifth the price. OpenAI ships Codex on custom silicon, while Mistral builds a billion-dollar AI cloud in Sweden.
Key Points
- 1.Gemini 3.1 Pro more than doubles reasoning benchmark score
- 2.Sonnet 4.6 achieves near-Opus performance at 1/5th price
- 3.OpenAI deploys Codex model on custom silicon hardware
- 4.Mistral invests in $1B European AI cloud infrastructure in Sweden
Impact Analysis
These updates intensify frontier model competition, slashing costs and boosting capabilities for developers. European AI infrastructure push challenges US dominance. Practitioners gain access to cheaper, stronger reasoning tools.
Technical Details
Gemini 3.1 Pro excels in reasoning benchmarks; Sonnet 4.6 matches high-end Opus at reduced cost. Codex leverages custom silicon for optimized inference. Mistral's cloud targets sovereign European AI needs.

