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guardlayer

PyPIInfrastructure

PulseGate's liveness check found it on 29 Sep 2026; it is registered on PyPI and has been in the index since 29 Sep 2026. How this is checked

guardlayer is a lightweight security layer for filtering inputs and outputs in LLM and agent applications. It addresses prompt injection, jailbreaks, secrets, PII, leakage, and unsafe actions, and is distributed as an MIT-licensed Python package.

Inferred · not functionally tested

Open SourceMIT LicenseCLISelf-hostedAPI
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Overview

6 features

Purpose: Preventing prompt injection, jailbreaks, data leakage, PII exposure, and unsafe actions in LLM and agent applications.

Inferred · not functionally tested

Audience: developers building LLM and agent applications

Inferred · not functionally tested

Functions: agents, data_extraction

Inferred · not functionally tested

Interfaces: API: indicated (inferred, not tested) · MCP: unknown · CLI: indicated (inferred, not tested) · Self-hosting: indicated (inferred, not tested)

Recorded constraints: pricing: open_source · license: MIT License · platforms: CLI · deployment: cli, self_hosted, api_only

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: pypi.org. These links do not verify the individual claims.

In the AI security & guardrails space, guardlayer takes a focused approach. Inferred · not functionally tested: It focuses on preventing prompt injection, jailbreaks, data leakage, PII exposure, and unsafe actions in LLM and agent applications. Inferred · not functionally tested: It is built as an open-source project for developers building LLM and agent applications. Basis unknown · not verified: The project is open source (MIT License). Basis unknown · not verified: It runs on the command line and API, and it can be self-hosted.

guardlayer first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are input filtering, output filtering, and prompt injection detection.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Input filtering
  • Output filtering
  • Prompt injection detection
  • Jailbreak detection
  • Secret detection
  • PII redaction

Topics: Inferred · not functionally tested

Tags
prompt-injection-defensejailbreak-detectionpii-redactionllm-guardrails
AI capabilities
TextStructured
Inference: Local

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
CLISelf-hostedAPI-only

Trust & compliance

License
MIT License
Public signals
HTTPSOpen SourceFree tier

Indexing history

3

What PulseGate has recorded for this listing

  1. Indexed1 Oct · 20:25 UTC
    guardlayer seen via PyPI Fresh Feed
    Source: PyPI Fresh Feed · Open
  2. Indexed29 Sep · 15:40 UTC
    guardlayer seen via PyPI Fresh Feed
    Source: PyPI Fresh Feed · Open
  3. Indexed29 Sep · 10:50 UTC
    guardlayer seen via PyPI Bulk Enumerator
    Source: PyPI Bulk Enumerator · Open

Frequently asked questions about guardlayer

What does guardlayer do?
Inferred · not functionally tested: Guardlayer focuses on preventing prompt injection, jailbreaks, data leakage, PII exposure, and unsafe actions in LLM and agent applications. It is catalogued under AI security & guardrails on PulseGate.
Who should use guardlayer?
Inferred · not functionally tested: guardlayer is an open-source project built for developers building LLM and agent applications.
Is guardlayer free?
Basis unknown · not verified: Yes — guardlayer is open source under the MIT License and free to use.
What platforms does guardlayer run on?
Basis unknown · not verified: guardlayer runs on the command line and API. It can also be self-hosted.
Is guardlayer still active?
PulseGate's liveness check found it on 29 Sep 2026.
How long has guardlayer been around?
guardlayer first shipped in 2026.
Is guardlayer open source?
Basis unknown · not verified: Yes — guardlayer is open source under the MIT License.

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