Stripe Radar vs Signifyd
Zero of fourteen models named Stripe Radar first on the direct prompt; four named Signifyd. Stripe Radar was named by twelve of the fourteen models and Signifyd by fourteen and Stripe Radar carries 32 labels and Signifyd 43, so the shares are not directly comparable.
Named in two categories this edition.
Named in two categories this edition.
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 ecommerce fraud prevention page.
By framing
Stripe RadarFirst choices, of fourteen modelsSignifyd
Across every category in the October 2026 Edition, Stripe Radar and Signifyd were named in the same answer sixty-eight times, of the 107 answers naming Stripe Radar and the 198 naming Signifyd. In those answers Signifyd took the first choice eleven times and Stripe Radar eighteen.
Every model, every framing
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| 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 | | | | |
Stripe Radar Signifyd first choice named as an alternative argued againstblank: not namedEach cell is one answer, Stripe Radar on the left and Signifyd on the right.The direct prompt
Signifyd first, Stripe Radar not the choice
4 of 14 modelsStripe Radar was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
7 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
3 of 14 modelsThe answer made no first choice from these two in this category.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
Stripe Radar20%#2 of 12Signifyd7%#4 of 12Stripe Radar14%#3 of 11Signifyd8%#4 of 11Signifyd20%#2 of 9Stripe Radar7%#5 of 9What the models said about Stripe Radar
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of seven in this category shown.
“scalable for mid-sized but more e-commerce/B2C oriented—less ideal for pure B2B vendor payments” Grok 4.1 Fast · paraphrase prompt · soft negative
“it is more of a payments-layer fraud tool than a dedicated end-to-end ecommerce risk platform” GPT-5.4 mini · comparative prompt · soft negative
“More focused on consumer/card transactions than pure B2B vendor payments” Kimi K2 · paraphrase prompt · soft negative
“the best ecommerce fraud prevention platform is usually Stripe Radar if you already process payments through Stripe” GPT-5.4 mini · budget prompt · first choice
“Stripe Radar stands out as one of the best ecommerce fraud prevention platforms due to its extremely low cost” Grok 4.1 Fast · budget prompt · first choice
“If you already process payments through Stripe, start with Stripe Radar (free for the basic plan).” MiniMax M2.5 · budget prompt · first choice
What the models said about Signifyd
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of four in this category shown.
“Signifyd's public terms define eligible chargebacks narrowly... That's a reason to get the exact coverage schedule and exclusions in the signed agreement—not, by itself, a reason to avoid Signifyd.” GPT-6 Luna · negative prompt · soft negative
“Choose Signifyd or Riskified if: You want to outsource fraud completely... Go with Signifyd if you are mid-market and want seamless e-commerce platform plug-ins.” Gemini 3.5 Flash · comparative prompt · first choice
“The original "chargeback guarantee" pioneer ... Best fit: High-volume merchants ($10M+ GMV) who want fraud completely off their plate.” Kimi K2 · comparative prompt · first choice
“The Best Overall (Especially for Open Credit): Signifyd ... widely considered the gold standard for B2B commerce” Qwen 3.7 Flash · direct prompt · first choice
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.