Claude Code adds /config key=value syntax to configure settings from prompts

By Harsh Desai1 July 2026

TL;DR

Claude Code added the /config key=value syntax for setting configuration options directly from the prompt in interactive, print, and remote control modes.

What changed

Claude-code now includes the /config key=value syntax so any setting can be adjusted straight from the prompt. The change covers interactive print and remote control modes for Developers Vibe Builders and Basic Users.

Why it matters

Developers gain direct control during remote sessions without switching interfaces. Vibe Builders and Basic Users handle adjustments faster than in competitor Cursor where similar options often need separate navigation steps.

What to watch for

Compare the syntax against the standard settings panel inside claude-code itself. Verify by typing /config temperature=0.5 in an interactive session and checking that the value updates correctly.

Who this matters for

Vibe Builders: Use /config key=value to adjust model parameters mid-chat without leaving the terminal interface.

Harsh’s take

Anthropic is doubling down on the terminal as the primary IDE for the AI era. While Cursor relies on GUI menus for configuration, Claude Code moves toward a pure command-line philosophy. This /config update is a power move for speed.

It allows for instant context switching: you can tighten temperature for logic or loosen it for creative UI iterations without breaking your flow. This shift suggests that the most efficient builders will be those who master syntax over buttons. If you are managing remote environments or complex agentic workflows, being able to inject configuration via the prompt is a massive ergonomics win.

It reduces the friction of tool management and keeps the focus on the output.

by Harsh Desai

Source:code.claude.com