# Acunetix vs Bright Security: which do AI models recommend for DAST, October 2026

IT AI Recommendation Index, October 2026 Edition, Dynamic application security testing. One of fourteen models named Acunetix first on the direct prompt; two named Bright Security. Page: https://it-ai-index.com/developer/dynamic-application-security-testing/acunetix-vs-bright-security/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Acunetix | 12% | #3 of 11 | 13% | 39 | 13 of 14 |
| Bright Security | 8% | #5 of 11 | 0% | 11 | 8 of 14 |

## The direct prompt, model by model

- GPT-5.4 mini: acunetix first (first choices: Acunetix, Invicti) (alternatives: Burp Suite)
- Perplexity Sonar: bright security first (first choices: Bright Security) (alternatives: Acunetix, Beagle Security, Detectify, Intruder)
- Kimi K2: bright security first (first choices: Bright Security, StackHawk) (alternatives: Acunetix, Invicti)
- Claude Haiku 4.5: neither first, one named (first choices: Invicti) (alternatives: Acunetix, Intruder, OWASP ZAP, Rapid7 InsightAppSec)
- Grok 4.1 Fast: neither first, one named (first choices: Intruder) (alternatives: Acunetix, Astra Security)
- Qwen 3.7 Flash: neither first, one named (first choices: Intruder) (alternatives: Acunetix, Aikido Security, Invicti)
- MiniMax M2.5: neither first, one named (first choices: Invicti) (alternatives: Acunetix, Aikido Security, Burp Suite, OWASP ZAP, Rapid7 InsightAppSec)
- Muse Glimmer 30B: neither first, one named (first choices: Invicti) (alternatives: Acunetix, Burp Suite, OWASP ZAP)
- Gemini 3.5 Flash: neither named (first choices: Escape) (alternatives: Astra Security, Invicti, StackHawk)
- Mistral Small: neither named (first choices: Burp Suite Enterprise Edition, Intruder) (alternatives: Aikido Security)
- DeepSeek V4 Flash: neither named (first choices: StackHawk) (alternatives: Escape, Intruder, Invicti)
- Llama 4 Maverick: neither named (first choices: Burp Suite Enterprise Edition) (alternatives: Aikido Security, AppCheck, Intruder)
- GLM 4.7 FlashX: neither named (first choices: StackHawk) (alternatives: OWASP ZAP, Rapid7 InsightAppSec)
- GPT-6 Luna: neither named (first choices: Invicti) (alternatives: Burp Suite DAST, StackHawk)

## What the models said about Acunetix

- "excellent for complex web applications with 12,000+ vulnerability types, but has a premium price and potential for false positives" (Claude Haiku 4.5, comparative prompt, soft negative)
- "The Verdict: Use with caution. It is a popular commercial tool, but it is notorious for being "noisy."" (GLM 4.7 FlashX, negative prompt, soft negative)
- "Legacy versions struggle with SPAs, CAPTCHAs, and complex auth, leading to shallow coverage and noise." (Grok 4.1 Fast, negative prompt, soft negative)
- "my recommendation is Acunetix if you want a strong balance of broad web scanning, automation, and mid-market fit" (Perplexity Sonar, paraphrase prompt, first choice)
- "For a B2B company specifically, I'd lean toward Acunetix due to its strong API security testing capabilities" (MiniMax M2.5, paraphrase prompt, first choice)
- "If you want one name: Acunetix by Invicti is the safest recommendation for most mid-market B2B companies." (GPT-5.4 mini, direct prompt, first choice)

## What the models said about Bright Security

- "For most mid-sized B2B companies, I'd recommend Bright Security as the primary choice." (DeepSeek V4 Flash, paraphrase prompt, first choice)
- "Bright Security is the strongest fit for many mid-market B2B teams" (Perplexity Sonar, direct prompt, first choice)
- "I would recommend Acunetix or Bright Security as top choices" (MiniMax M2.5, paraphrase prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.