The Math That’s Killing Your AI Agent

📰 Towards Data Science

An AI agent with 85% accuracy can still fail 4 out of 5 times on a 10-step task due to compound probability

intermediate Published 20 Mar 2026
Action Steps
  1. Calculate the probability of success for a single step
  2. Understand how compound probability applies to multi-step tasks
  3. Apply the 4-check pre-deployment framework to identify potential failures
  4. Analyze and address the math behind production failures
Who Needs to Know This

Data scientists and AI engineers on a team can benefit from understanding compound probability to improve the reliability of their AI agents, and product managers can use this knowledge to set realistic expectations for AI-powered products

Key Insight

💡 Compound probability can significantly impact the reliability of AI agents in multi-step tasks

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🤖 85% accuracy doesn't mean 85% reliability! Compound probability can kill your AI agent's performance
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