Gemini 2.5: Google’s New AI Model Shows Major Progress in Reasoning and Code

Google has released Gemini 2.5, its latest and most advanced AI model. One standout demo shows the model generating a working video game from a single-line prompt, highlighting a significant leap in reasoning and code generation.

From: https://blog.google/technology/google-deepmind/gemini-model-thinking-updates-march-2025/#building-on-best-gemini

Key Improvements

• Reasoning-first design: Gemini 2.5 is a “thinking model,” meaning it reasons internally before generating responses.

• Benchmark leader: It ranks #1 on the LMArena leaderboard, outperforming competitors like GPT-4 and Claude 3.7 in human-rated tasks.

• Stronger coding: It scores 63.8% on SWE-Bench Verified, a real-world coding benchmark.

• Massive context window: Supports up to 1 million tokens, allowing it to handle large documents and codebases.

What to Know

• Still experimental: Access is limited to Gemini Advanced users and Google AI Studio.

• Manual refinement often needed: Complex outputs, especially in coding, may still require human adjustments.

• Real-world performance varies: Like other models, benchmark strength doesn’t always translate to consistent practical use.

Summary

Gemini 2.5 represents meaningful progress, especially for reasoning and agent-based applications. It’s a strong step forward, but still developing — particularly when it comes to delivering consistent results across real-world tasks.

Read the official release blog.

Check out our video.