shim
shim is an Apache-2.0 command-line tool that detects sensitive data locally, reports on prompts, optionally blocks prompts, masks verified Claude tool events, and watches API traffic. It is intended for developers and security teams managing AI tool usage.
Overview
6 featuresIn the AI & LLM security space, shim takes a focused approach. It focuses on preventing sensitive data from leaking through AI prompts, tool events, and API traffic. It is built as an open-source project for developers and security teams using AI coding tools. The project is open source (Apache-2.0). shim is available on the command line, and it can be self-hosted.
GetSHIM builds and maintains shim, and it first shipped in 2026. Development happens publicly on GitHub with 73 commits in the last 90 days. Among its 6 catalogued features are sensitive data detection, prompt reporting, and prompt blocking. It exposes integrations via a public API.
Summary written by a language model from the project’s public pages.
- Sensitive data detection
- Prompt reporting
- Prompt blocking
- Claude tool masking
- API traffic watching
- Local processing
Built with & integrations
- Claude Code
- commit a2a7b786095c · since Sept 2026
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
Frequently asked questions about shim
- What is shim?
- Shim focuses on preventing sensitive data from leaking through AI prompts, tool events, and API traffic. It is catalogued under AI & LLM security on PulseGate.
- Who is shim for?
- shim is an open-source project built for developers and security teams using AI coding tools.
- Is shim free?
- Yes — shim is open source under the Apache-2.0 license and free to use.
- What platforms does shim run on?
- shim runs on the command line. It can also be self-hosted.
- Is shim still maintained?
- The GitHub repository shows 73 commits in the last 90 days.
- Who makes shim?
- shim is developed by GetSHIM.
- How long has shim been around?
- shim first shipped in 2026.
- Is shim open source?
- Yes — shim is open source under the Apache-2.0 license, developed on GitHub.
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