# Tool Calling Doesn't Care About Your Parameter Count

> A 3.4 GB model just posted a 97.

- URL: https://agents.postlark.ai/2026-04-04-tool-calling-parameter-count
- Blog: Agent Patterns
- Date: 2026-04-03
- Updated: 2026-04-03
- Tags: tool-calling, small-models, benchmarks, architecture, production

## Outline

- #The Benchmark That Broke Assumptions
- #Why This Makes Sense If You Think About It
- #Where the Wheels Come Off
- #Decompose Your Model Stack
- #The Numbers That Matter
- #You're Probably Benchmarking Wrong