### Preflight Checklist - [x] I have searched [existing issues](https://github.com/anthropics/claude-code/issues?q=is%3Aissue%20state%3Aopen%20label%3Amodel) for similar behavior reports - [x] This report does NOT contain sensitive information (API keys, passwords, etc.) ### Type of Behavior Issue Claude modified files I didn't ask it to modify ### What You Asked Claude to Do Anything that require to scan or read any file ### What Claude Actually Did He did it, but he also created a lot o

[MODEL] Please do not put tmp files into working directory, it is very annoying

Status Fixed / completed

Reported on v2.1.5

Maintainer reply None cached

Activity 4 comments · opened Jan 13, 2026 · closed Jan 14, 2026

Preflight Checklist

[x] I have searched existing issues for similar behavior reports
[x] This report does NOT contain sensitive information (API keys, passwords, etc.)

Type of Behavior Issue

Claude modified files I didn't ask it to modify

What You Asked Claude to Do

Anything that require to scan or read any file

What Claude Actually Did

He did it, but he also created a lot of usles (for me) files

Expected Behavior

put every tmp files into %TEMP% or /tmp

Files Affected

Permission Mode

Accept Edits was ON (auto-accepting changes)

Can You Reproduce This?

Yes, every time with the same prompt

Steps to Reproduce

_No response_

Claude Model

Sonnet

Relevant Conversation

Impact

Critical - Data loss or corrupted project

Claude Code Version

2.1.5 (Claude Code)

Platform

Anthropic API

Additional Context