How I Cut 80%+ of Context Overhead in My Coding Agent | Mohammed Reschreiter
- When you start a session in a modern AI coding agent, a huge chunk of your context window is consumed before you type your first message.
- Between system instructions, formatting rules, MCP server integrations, and dozens of registered tool schemas, most agent harnesses dump 10,000 to 25,000+ tokens of static overhead into the context window on every turn.
- On 90% of turns, an agent only needs basic file and shell tools (read, bash, edit, write).
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- When you start a session in a modern AI coding agent, a huge chunk of your context window is consumed before you type your first message.
- Between system instructions, formatting rules, MCP server integrations, and dozens of registered tool schemas, most agent harnesses dump 10,000 to 25,000+ tokens of static overhead into the context window on every turn.
- On 90% of turns, an agent only needs basic file and shell tools (read, bash, edit, write).
Sources: M-reschreiter