Best Promptfoo LLM Vulnerability Scanner Alternatives & Competitors in 2026
Top picks: RedRaven, Ascend AI, Red Specter Nightfall — plus 39 more compared.
AI SecurityTop picks: RedRaven, Ascend AI, Red Specter Nightfall — plus 39 more compared.
AI SecurityPromptfoo LLM Vulnerability Scanner is a free AI Red Teaming tool developed by Promptfoo. Security professionals most commonly compare it with RedRaven, Ascend AI, Red Specter Nightfall, Snowglobe, and FireTail AI Security Testing. All 42 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.
A closer look at the 8 most relevant alternatives and competitors to Promptfoo LLM Vulnerability Scanner, including their key features and shared capabilities.
Automated AI red-teaming platform for testing AI agents and copilots.
Shares 6 capabilities with Promptfoo LLM Vulnerability Scanner: Red Team, AI Pentesting, LLM Security, Prompt Injection +2 more
Ascend AI delivers continuous adversarial testing and exploit discovery for agentic AI.
Shares 6 capabilities with Promptfoo LLM Vulnerability Scanner: Red Team, AI Pentesting, LLM Security, Prompt Injection +2 more
AI-native offensive framework with 64 tools for testing AI attack surfaces.
Shares 6 capabilities with Promptfoo LLM Vulnerability Scanner: Red Team, AI Pentesting, LLM Security, Prompt Injection +2 more
AI chatbot simulation platform for testing, evals, and fine-tuning dataset gen.
Shares 4 capabilities with Promptfoo LLM Vulnerability Scanner: Generative AI, LLM Security, Prompt Injection, GenAI Security
Automated LLM security testing platform detecting prompt injection & data leaks.
Shares 3 capabilities with Promptfoo LLM Vulnerability Scanner: Generative AI, LLM Security, Prompt Injection
AI-driven platform that continuously simulates attacks to find vulnerabilities.
Shares 3 capabilities with Promptfoo LLM Vulnerability Scanner: Red Team, AI Pentesting, Agentic AI Security
Security audit service for agentic AI systems via threat modeling & red teaming.
Consulting service for security audits of LLM deployments using OWASP & MITRE frameworks.
Ascend AI delivers continuous adversarial testing and exploit discovery for agentic AI.
AI-native offensive framework with 64 tools for testing AI attack surfaces.
AI chatbot simulation platform for testing, evals, and fine-tuning dataset gen.
Automated LLM security testing platform detecting prompt injection & data leaks.
AI-driven platform that continuously simulates attacks to find vulnerabilities.
Security audit service for agentic AI systems via threat modeling & red teaming.
Consulting service for security audits of LLM deployments using OWASP & MITRE frameworks.
AI security assurance platform for red-teaming, guardrails & compliance
Continuous red teaming platform for testing LLM security vulnerabilities
AI-native red teaming agent for GenAI security assessments and remediation
Automates LLM vulnerability assessments and red teaming with AI Trust Score
AI application security testing framework for LLM and RAG-based systems
AI red teaming security assessment for LLMs and generative AI systems
Unified platform for testing, protecting, and governing GenAI and Agentic systems
Automated security testing for production GenAI and agentic AI systems
Pre-production AI model, app, and agent stress testing and red teaming platform
Fuzzing tool for testing and hardening AI application system prompts
Automated AI red teaming tool for testing AI model vulnerabilities
Red teaming platform for testing AI agents against adversarial attacks
AI red teaming platform for internal and third-party AI supply chain security.
AI red teaming platform for adversarial testing of deployed AI systems.
Agentic AI red teaming platform for LLMs & GenAI across privacy, safety & fairness.
Manual penetration testing service targeting AI/ML systems and LLM vulnerabilities.
AI security platform for testing, defending, and monitoring GenAI apps & agents
Platform securing AI models at inference with red-teaming, defense & monitoring
AI red teaming platform for testing vulnerabilities in AI models and agents
AI red teaming and pentesting tool for detecting security flaws in AI models
AI security platform for risk discovery, red teaming, and vulnerability assessment
Automated AI red teaming platform for testing AI systems and LLMs
Offensive security testing service for LLM applications and AI systems
Automated AI red teaming platform for testing AI systems against security risks
AI/ML security testing service identifying vulnerabilities in models and data
Human-led AI red teaming service for testing AI models, APIs, and integrations
AI risk assessment tool that scores AI apps and MCP servers for security
Continuous vulnerability scanning for GenAI systems and LLM applications
API-based AI/ML vulnerability assessment and defense platform.
Autonomous red teaming platform for testing agentic AI applications.
AI security testing platform for red teaming, vulnerability assessment & defense
European AI security agency offering consulting, red teaming & governance services
Common questions security professionals ask when evaluating alternatives and competitors to Promptfoo LLM Vulnerability Scanner.
The most popular alternatives to Promptfoo LLM Vulnerability Scanner include RedRaven, Ascend AI, Red Specter Nightfall, Snowglobe, and FireTail AI Security Testing. These AI Red Teaming tools offer similar capabilities and are frequently compared by security professionals evaluating their options.
