Home/Compare/PROMPTPurify vs AI-Infra-Guard

Comparison

PROMPTPurify vs AI-Infra-Guard

Verdict

Pick PROMPTPurify if pROMPTPurify, licensed under MIT, provides an ai-safety solution with a focus on jailbreak-detection and prompt-injection-protection for LLM applications without relying on regex or signatures; pick AI-Infra-Guard if aI-Infra-Guard is designed for organizations looking to secure their AI infrastructures comprehensively through various scanning and evaluation tools.

Markdown twin · PROMPTPurify alternatives · AI-Infra-Guard alternatives

GraphCanon updated Sep 20, 2026

16views this month

PROMPTPurify logo

PROMPTPurify

securelayer7/PROMPTPurify

★ 79pushed May 31, 2026
vs
AI-Infra-Guard logo

AI-Infra-Guard

Tencent/AI-Infra-Guard

★ 6.5kpushed Sep 20, 2026

Trust & integrity

SignalPROMPTPurifyAI-Infra-Guard
Maintenance
Slowing (104d since push)
As of Sep 13, 2026 · github_public_v1
Very active (0d since push)
As of Sep 20, 2026 · github_public_v1
Provenance
Not a fork · Organization account
As of Sep 13, 2026 · github_public_v1
Not a fork · Organization account
As of Sep 20, 2026 · github_public_v1
OSV dependency advisories
Published findings
As of Jul 15, 2026 · osv@v1
No lockfile (source not queried)
As of Jul 11, 2026 · osv@v1
deps.dev advisories
Not queried
deps.dev@v1
Not queried
deps.dev@v1
OpenSSF Scorecard
Not queried
openssf-scorecard@v1
Not queried
openssf-scorecard@v1

Tagline

PROMPTPurify
Prompt-injection guardrail for LLM applications
AI-Infra-Guard
A full-stack AI Red Teaming platform securing AI ecosystems

Stars

PROMPTPurify
79
AI-Infra-Guard
6.5k

Forks

PROMPTPurify
20
AI-Infra-Guard
599

Open issues

PROMPTPurify
0
AI-Infra-Guard
32

Language

PROMPTPurify
TypeScript
AI-Infra-Guard
Python

Adopt for

PROMPTPurify
PROMPTPurify, licensed under MIT, provides an ai-safety solution with a focus on jailbreak-detection and prompt-injection-protection for LLM applications without relying on regex or signatures.
AI-Infra-Guard
AI-Infra-Guard is designed for organizations looking to secure their AI infrastructures comprehensively through various scanning and evaluation tools.

Persona

PROMPTPurify
-
AI-Infra-Guard
-

Runtime

PROMPTPurify
-
AI-Infra-Guard
-

License

PROMPTPurify
MIT
AI-Infra-Guard
Apache-2.0

Last pushed

PROMPTPurify
May 31, 2026
AI-Infra-Guard
Sep 20, 2026

Categories

PROMPTPurify
Evaluation & Observability, LLM Frameworks
AI-Infra-Guard
Evaluation & Observability, LLM Frameworks

Trust and health

Maintenance

PROMPTPurify
Slowing (36%)
AI-Infra-Guard
Very active (96%)

Days since push

PROMPTPurify
104d
AI-Infra-Guard
0d

Open issues (now)

PROMPTPurify
0
AI-Infra-Guard
32

Stars delta

PROMPTPurify
+4 (30d)
AI-Infra-Guard
+2.2k (30d)

Open issues delta

PROMPTPurify
0 (30d)
AI-Infra-Guard
+19 (30d)

OSV dependency advisories

PROMPTPurify
Published findings
AI-Infra-Guard
No lockfile (source not queried)

Full report

PROMPTPurify
Trust report
AI-Infra-Guard
Trust report

Choose PROMPTPurify if…

  • PROMPTPurify is primarily TypeScript; AI-Infra-Guard is Python.
  • License: PROMPTPurify is MIT, AI-Infra-Guard is Apache-2.0.
  • Pricing: The SDK and model weights of PROMPTPurify come under the MIT license, allowing free usage. However, the full extent of features or services might require a premium setup..
  • Requirements: - This tool is built with TypeScript.; - Ensure familiarity with TypeScript for efficient integration..
  • Tags unique to PROMPTPurify: ai-firewall, ai-safety, ai-security, application-security.
  • - When you require compact model solutions that outperform larger open-source guards.

When NOT to use PROMPTPurify

  • - Avoid using PROMPTPurify if your project requires regex or signature-based methods for security purposes, as this tool does not support them.
  • - Do not use it if you are looking for comprehensive AI-security solutions that extend beyond prompt injection and jailbreak detection.

Choose AI-Infra-Guard if…

  • AI-Infra-Guard is primarily Python; PROMPTPurify is TypeScript.
  • License: AI-Infra-Guard is Apache-2.0, PROMPTPurify is MIT.
  • Tags unique to AI-Infra-Guard: agent-security, ai-red-teaming, llm-evaluation, security-tools.
  • AI-Infra-Guard ships Docker support for self-hosted deployment.
  • If you need advanced LLM jailbreak evaluation capabilities specific to the vulnerabilities identified by Tencent's research, consider using AI-Infra-Guard.

When NOT to use AI-Infra-Guard

  • Avoid if you are looking exclusively for a tool that focuses solely on the runtime behavior of LLMs without broader infrastructural scanning capabilities.
  • Not recommended when your primary focus is on network-level security rather than comprehensive AI infrastructure security assessments and evaluations.

Explore

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: PROMPTPurify 79 · AI-Infra-Guard 6.5k (synced Sep 20, 2026).

Common questions

What is the difference between PROMPTPurify and AI-Infra-Guard?
PROMPTPurify: Prompt-injection guardrail for LLM applications. AI-Infra-Guard: A full-stack AI Red Teaming platform securing AI ecosystems. See the comparison table for live GitHub stats and shared categories.
When should I choose PROMPTPurify over AI-Infra-Guard?
Choose PROMPTPurify over AI-Infra-Guard when PROMPTPurify is primarily TypeScript; AI-Infra-Guard is Python; License: PROMPTPurify is MIT, AI-Infra-Guard is Apache-2.0; Pricing: The SDK and model weights of PROMPTPurify come under the MIT license, allowing free usage. However, the full extent of features or services might require a premium setup.; Requirements: - This tool is built with TypeScript.; - Ensure familiarity with TypeScript for efficient integration.; Tags unique to PROMPTPurify: ai-firewall, ai-safety, ai-security, application-security; - When you require compact model solutions that outperform larger open-source guards.
When should I choose AI-Infra-Guard over PROMPTPurify?
Choose AI-Infra-Guard over PROMPTPurify when AI-Infra-Guard is primarily Python; PROMPTPurify is TypeScript; License: AI-Infra-Guard is Apache-2.0, PROMPTPurify is MIT; Tags unique to AI-Infra-Guard: agent-security, ai-red-teaming, llm-evaluation, security-tools; AI-Infra-Guard ships Docker support for self-hosted deployment; If you need advanced LLM jailbreak evaluation capabilities specific to the vulnerabilities identified by Tencent's research, consider using AI-Infra-Guard.
When should I avoid PROMPTPurify?
- Avoid using PROMPTPurify if your project requires regex or signature-based methods for security purposes, as this tool does not support them. - Do not use it if you are looking for comprehensive AI-security solutions that extend beyond prompt injection and jailbreak detection.
When should I avoid AI-Infra-Guard?
Avoid if you are looking exclusively for a tool that focuses solely on the runtime behavior of LLMs without broader infrastructural scanning capabilities. Not recommended when your primary focus is on network-level security rather than comprehensive AI infrastructure security assessments and evaluations.
Is PROMPTPurify or AI-Infra-Guard more popular on GitHub?
AI-Infra-Guard has more GitHub stars (6,471 vs 79). Stars measure visibility, not whether either tool fits your constraints.
Are PROMPTPurify and AI-Infra-Guard open source?
Yes - both are open-source projects on GitHub (PROMPTPurify: MIT, AI-Infra-Guard: Apache-2.0).
Where can I find alternatives to PROMPTPurify or AI-Infra-Guard?
GraphCanon lists graph-backed alternatives at PROMPTPurify alternatives and AI-Infra-Guard alternatives (PROMPTPurify markdown twin, AI-Infra-Guard markdown twin), ranked by typed relationship edges rather than popularity votes.
Is there a machine-readable version of this comparison?
Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
Which is better maintained, PROMPTPurify or AI-Infra-Guard?
PROMPTPurify: Slowing. AI-Infra-Guard: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
Where are the full trust reports for PROMPTPurify and AI-Infra-Guard?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: PROMPTPurify trust report; AI-Infra-Guard trust report.

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