September 30th, 2025

πŸ’ͺ Improvements

Nansen Agent Upgraded to Claude Sonnet 4.5 for Enhanced Onchain Analysis

Nansen Agent just leveled up. We've integrated Claude Sonnet 4.5 within 24 hours of Anthropic's latest model release, delivering immediate performance improvements across our AI-powered onchain analysis platform.

What's New

Our upgraded model brings measurable improvements to how the Agent processes and analyzes blockchain data:

  • More Accurate Analysis: Enhanced tool usage means the Agent can better interpret complex onchain patterns and wallet behaviors

  • Reliable Intelligence: Higher substantiation scores ensure you're getting insights backed by concrete blockchain evidence

  • Sharper Focus: Improved significance scoring helps surface the metrics that actually matter for your trading and research decisions

The Sonnet 4.5 upgrade is already live across Nansen Agent. Experience smarter onchain analysis with improved accuracy and more reliable insights starting today.