TestMyPrompt alternatives

The best alternatives to TestMyPrompt are Augustus, LLM Guard, Promptfoo, FilterPrompt and promptmap2. Each is an AI tool with a distinct edge — pricing, output quality, or workflow — detailed below and reviewed on Stork.

• Augustus

  It's an open-source LLM vulnerability scanner that tests against over 210 adversarial attacks, including prompt injection, jailbreaks, and data extraction, delivered as a single Go binary.

• LLM Guard

  It's an open-source Python library designed for input and output filtering, offering prompt injection detection, PII redaction, and toxicity filtering that runs locally.

• Promptfoo

  It's a CLI and library for evaluating and red-teaming LLM applications, offering automated evaluations, side-by-side model comparisons, and vulnerability scanning with CI/CD integration.

• FilterPrompt

  It's a hosted LLM scanner that detects prompt injection, AI jailbreaks, PII leakage, and OWASP LLM Top 10 vulnerabilities, offering a clear playbook for detection.

• promptmap2

  An automated prompt injection scanner for custom LLM applications that supports both white-box (with system prompts) and black-box (HTTP endpoint) testing modes.