AI Indexes
IT AI Index
Index › Developer platform › SAST › Snyk vs Checkmarx One
Static application security testing · October 2026 Edition

Snyk vs Checkmarx One

Two of fourteen models named Snyk first on the direct prompt; zero named Checkmarx One. Snyk was named by seven of the fourteen models and Checkmarx One by fourteen and Snyk carries 11 labels and Checkmarx One 44, so the shares are not directly comparable.

Snyk

accepted challenger

Named in eleven categories this edition.

Checkmarx One

criticized challenger

Named in four categories this edition.

First-choice share8%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate9%45%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#4#8A position in a field of 10; printed, not drawn.
Labels1144A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Snyk reading right to left. Rank and label count are printed, not drawn.Semgrep was named alongside these two in twelve of the fourteen direct answers. Semgrep vs Snyk · Semgrep vs Checkmarx One · SonarQube vs Snyk

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; every quote names the model and the prompt it came from. Both figures come from the static application security testing page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
SnykFirst choices, of fourteen modelsCheckmarx One
Direct203 against Checkmarx One
Paraphrase216 against Checkmarx One
Comparative031 against Checkmarx One
Budget-constrained00
Scale-constrained002 against Checkmarx One
Negative001 against Snyk · 8 against Checkmarx One
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the October 2026 Edition, Snyk and Checkmarx One were named in the same answer sixty-nine times, of the 177 answers naming Snyk and the 270 naming Checkmarx One. In those answers Checkmarx One took the first choice thirteen times and Snyk nine.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Snyk and Checkmarx One stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
Snyk Checkmarx One first choice named as an alternative argued againstblank: not namedEach cell is one answer, Snyk on the left and Checkmarx One on the right.

The direct prompt

The plain question, one answer per model, grouped by where Snyk and Checkmarx One stood in it.

Snyk first, Checkmarx One not the choice

2 of 14 modelsCheckmarx One was named in the answer but not as the choice, or not at all.
Mistral SmallSnyk alternatives: Aikido Security, Semgrep
MiniMax M2.5Snyk alternatives: Semgrep, Veracode Static Analysis

Neither was the first choice, one was named

4 of 14 modelsThe answer put something else first and named one of the two as an alternative.
GPT-5.4 miniSemgrep alternatives: Checkmarx One, Snyk Code, Veracode Static Analysis
Perplexity SonarSemgrep alternatives: Checkmarx One, Snyk Code
GLM 4.7 FlashXSonarQube alternatives: Checkmarx One, Codacy, DeepSource, GitHub Advanced Security, OpenText Fortify, Semgrep, Snyk Code, Veracode Static Analysis
GPT-6 LunaSemgrep alternatives: GitHub Advanced Security, Snyk

Neither was named

8 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5no first choice
Gemini 3.5 FlashAikido Security alternatives: GitHub Advanced Security, GitLab SAST, Semgrep, Snyk Code
Grok 4.1 FastSnyk Code alternatives: Semgrep, SonarQube
DeepSeek V4 FlashSnyk Code alternatives: CodeAnt.ai, Semgrep, SonarQube
Llama 4 MaverickSnyk Code
Qwen 3.7 FlashSonarQube alternatives: Semgrep, Snyk Code
Kimi K2Semgrep, Snyk Code alternatives: SonarQube
Muse Glimmer 30BSonarQube alternatives: Semgrep

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Snyk leads by nine points.
Snyk9%#4 of 13
Checkmarx One0%#13 of 13
The full small business standing →
Mid-marketThe figures above
Snyk leads by six points.
Snyk8%#4 of 10
Checkmarx One2%#8 of 10
The full mid-market standing →
Enterprise
The order flips: Checkmarx One leads at enterprise.
Checkmarx One54%#1 of 10
Snyk0%#10 of 10
The full enterprise standing →

What the models said about Snyk

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.

“"We are forced to use Snyk–it's basically infuriating support and false positives... it's also insanely expensive"” Claude Haiku 4.5 · negative prompt · soft negative
“Snyk appears to be the most frequently recommended option for mid-market B2B companies running modern stacks” MiniMax M2.5 · direct prompt · first choice

What the models said about Checkmarx One

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of six in this category shown.

“What I'd Avoid for Mid-Market: Checkmarx and Veracode are powerful but typically start at $60K–$100K+/year” Kimi K2 · paraphrase prompt · hard negative
“be especially cautious with legacy configurations of Checkmarx, Fortify/OpenText, and SonarQube for security use cases unless they are heavily tuned” Muse Glimmer 30B · negative prompt · soft negative
“Legacy enterprise | Checkmarx, Veracode, Fortify | Deep compliance... unless you have specific compliance requirements that mandate legacy tools” Kimi K2 · scale prompt · soft negative
“Checkmarx One (Gartner/Forrester Leader): Enterprise-grade with deep dataflow/taint analysis... Checkmarx for banks” Grok 4.1 Fast · comparative prompt · first choice
“an enterprise-grade scanner (like Checkmarx or Fortify) for nightly full-scan reports and compliance auditing.” Qwen 3.7 Flash · comparative prompt · first choice
“Gartner Magic Quadrant Leader for 7 consecutive years... Best For: Large enterprises, portfolio-level governance” Kimi K2 · comparative prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.