Archive - Neha's Substack

I Built a Coding Agent That Fixes GitHub Issues - in just a few lines of code

I built a coding agent that picks up GitHub issues, writes the fix in a sandbox, and pings me on Slack when the PR is ready for approval - without…

Feb 25 • Neha Deodhar

Why I Built Polos: Durable Execution for AI Agents

When I started building AI agents, getting a demo working was easy.

Feb 9 • Neha Deodhar

How Prompt Caching Cut My API Costs by 60%: A Real-World Experiment

If you’re building multi-turn conversations or agentic workflows, you’re probably re-sending the same tokens over and over again - tool definitions…

Feb 8 • Neha Deodhar

The Distributed Systems Problem: Why AI Agents Break in Production

If you’ve shipped an AI agent to production, you know the Day 2 problem.

Feb 8 • Neha Deodhar

November 2025

Modern Voice Agent Architectures: A Deep Dive

Voice agents have become increasingly sophisticated, enabling natural human-computer interactions across various applications from virtual assistants to…

Nov 5, 2025 • Neha Deodhar

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