# Eftsure vs Signifyd: which do AI models recommend for ecommerce fraud, October 2026

Finance AI Recommendation Index, October 2026 Edition, Ecommerce fraud prevention. Zero of fourteen models named Eftsure first on the direct prompt; four named Signifyd. Page: https://finance-ai-index.com/receivables/ecommerce-fraud-prevention/eftsure-vs-signifyd/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Eftsure | 16% | #2 of 11 | 0% | 16 | 11 of 14 |
| Signifyd | 8% | #4 of 11 | 19% | 43 | 14 of 14 |

## The direct prompt, model by model

- Mistral Small: signifyd first (first choices: Signifyd) (alternatives: NoFraud, Sift)
- Qwen 3.7 Flash: signifyd first (first choices: Signifyd) (alternatives: Fingerprint, Kount)
- GLM 4.7 FlashX: signifyd first (first choices: Signifyd) (alternatives: ClearSale, Eftsure, SEON, Sift)
- Muse Glimmer 30B: signifyd first (first choices: Signifyd, Wyllo, formerly NoFraud) (alternatives: Eftsure, SEON)
- Claude Haiku 4.5: neither first, one named (first choices: FraudNet, Trustmi) (alternatives: Kount, Sift, Signifyd)
- GPT-5.4 mini: neither first, one named (first choices: Sift) (alternatives: Forter, Kount, Signifyd)
- Gemini 3.5 Flash: neither first, one named (first choices: SEON) (alternatives: Allianz Trade Pay, Sift, Signifyd, TreviPay)
- Perplexity Sonar: neither first, one named (first choices: SEON) (alternatives: Kount, Sift, Signifyd)
- Grok 4.1 Fast: neither first, one named (first choices: Sift) (alternatives: Chargeflow, Fingerprint, SEON, Signifyd, Wyllo)
- DeepSeek V4 Flash: neither first, one named (first choices: SEON) (alternatives: Sift, Signifyd, Stripe Radar)
- Llama 4 Maverick: neither first, one named (first choices: Wyllo) (alternatives: NoFraud, SEON, Sift, Signifyd, cside)
- Kimi K2: neither first, one named (first choices: SEON) (alternatives: Eftsure, Kount, Trustmi)
- MiniMax M2.5: neither named (first choices: ClearSale, SEON) (alternatives: Forter, Riskified)
- GPT-6 Luna: neither named (first choices: SEON) (alternatives: Kount)

## What the models said about Eftsure

- "Best for Preventing B2B Payment Fraud (Vendor/Invoice Fraud) ... Eftsure ... Designed specifically for mid-to-large enterprises managing complex vendor ecosystems." (Qwen 3.7 Flash, paraphrase prompt, first choice)
- "Eftsure is the most specialized and highly recommended due to its real-time vendor validation, B2B focus, and financial guarantee." (Mistral Small, paraphrase prompt, first choice)
- "I'd suggest starting with Eftsure or Trustmi since they're specifically built for B2B payment fraud use cases." (MiniMax M2.5, paraphrase prompt, first choice)

## What the models said about Signifyd

- "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)

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.