Google: Gemini 2.5 Pro

Gemini 2.5 Pro is Google’s most advanced AI model, purpose-built for complex reasoning, coding, mathematics, and scientific problem-solving. With integrated “thinking” capabilities, it can generate responses with greater accuracy and contextual depth. The model consistently delivers top-tier performance across benchmarks, securing first place on the LMArena leaderboard—demonstrating its strong human-preference alignment and ability to tackle sophisticated challenges.