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B2B payment acceptance · October 2026 Edition

Stripe vs Melio

One of fourteen models named Stripe first on the direct prompt; zero named Melio. Stripe was named by fourteen of the fourteen models and Melio by ten and Stripe carries 49 labels and Melio 21, so the shares are not directly comparable.

Stripe

accepted challenger

Named in nine categories this edition.

Melio

accepted challenger

Named in eight categories this edition.

First-choice share6%6%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.

Negative rate20%14%Negative labels as a share of the product's labels, 0 to 100.

Rank in category#3#6A position in a field of 14; printed, not drawn.

Labels4921A count; the two differ.

The two percentage rows are drawn on one 0 to 100 track, Stripe reading right to left. Rank and label count are printed, not drawn.BILL Accounts Receivable was named alongside these two in nine of the fourteen direct answers. Versapay vs Stripe · Versapay vs Melio · Helcim vs Stripe

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 B2B payment acceptance page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.

StripeFirst choices, of fourteen modelsMelio

Direct103 against Stripe

Paraphrase00

Comparative70

Budget-constrained132 against Stripe

Scale-constrained10

Negative105 against Stripe · 3 against Melio

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, Stripe and Melio were named in the same answer fifty-nine times, of the 386 answers naming Stripe and the 292 naming Melio. In those answers Melio took the first choice twelve times and Stripe fifteen.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Stripe and Melio stood in it.

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

Melio

first choice

named as an alternative

argued againstblank: not namedEach cell is one answer, Stripe on the left and Melio on the right.

The direct prompt

The plain question, one answer per model, grouped by where Stripe and Melio stood in it.

Stripe first, Melio not the choice

1 of 14 modelsMelio was named in the answer but not as the choice, or not at all.

Grok 4.1 FastStripe alternatives: AvidXchange, BILL Accounts Receivable, MineralTree

Neither was the first choice, one was named

6 of 14 modelsThe answer put something else first and named one of the two as an alternative.

DeepSeek V4 FlashHighRadius alternatives: BILL Accounts Receivable, Quadient AR, Stripe

Kimi K2MineralTree alternatives: AvidXchange, BILL Accounts Receivable, HighRadius, Stripe

GLM 4.7 FlashXHelcim alternatives: Adyen, AvidXchange, MineralTree, Stripe

MiniMax M2.5AvidXchange, Tipalti alternatives: BILL Accounts Receivable, Helcim, Stripe

GPT-6 LunaVersapay alternatives: Billtrust, Flywire, Stripe

Muse Glimmer 30BEBizCharge alternatives: BILL Accounts Receivable, Ramp, Stripe, Tipalti

Neither was named

7 of 14 modelsThe answer made no first choice from these two in this category.

Claude Haiku 4.5EBizCharge alternatives: BILL Accounts Receivable, HighRadius, Rillion, Versapay

GPT-5.4 miniBILL Accounts Receivable alternatives: HighRadius, Modern Treasury, Tipalti, Versapay

Gemini 3.5 FlashEBizCharge alternatives: Billtrust, Paystand, Resolve Pay, Versapay

Perplexity SonarMineralTree alternatives: EBizCharge

Mistral SmallEBizCharge alternatives: BILL Accounts Receivable, MineralTree

Llama 4 MaverickEBizCharge alternatives: AvidXchange, HighRadius

Qwen 3.7 FlashBILL Accounts Receivable alternatives: Chargebee, Forwardly, Nickel, Stripe Billing, Stripe Connect

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

Melio leads by ten points.

Melio#2 of 9

Stripe#3 of 9

The full small business standing →

Mid-marketThe figures above

Level: the same share of first choices.

Stripe#3 of 14

Melio#6 of 14

The full mid-market standing →

Enterprise

The order flips: Stripe leads at enterprise.

Stripe#4 of 12

Melio#– of 12

The full enterprise standing →

What the models said about Stripe

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

“PayPal & Stripe (Avoid for Large, Low-Volume B2B Invoices)” Gemini 3.5 Flash · negative prompt · hard negative

“If you're an online SaaS or e-commerce platform accepting B2B payments from customers → Stripe (flexibility) or Adyen (scale & lower cross-border fees).” DeepSeek V4 Flash · comparative prompt · first choice

“If your primary goal is collecting card/ACH payments from your customers: Choose Stripe (for digital/SaaS models)” Gemini 3.5 Flash · comparative prompt · first choice

“Accept payments from business customers online or inside a product: compare Stripe and Adyen.” GPT-6 Luna · comparative prompt · first choice

What the models said about Melio

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

“BBB rating of "F" with 100+ negative reviews (2.21/5 average)” DeepSeek V4 Flash · negative prompt · hard negative

“Nickel (for unlimited free ACH) or Melio (for a free tier and low per-payment fees) are the best choices” Mistral Small · budget prompt · first choice

“Melio (Best Overall for Small Businesses) ... I'd recommend starting with Melio or Nickel” MiniMax M2.5 · budget prompt · first choice

Also compared

Versapay vs Stripe Versapay vs Melio Helcim vs Stripe Helcim vs Melio Stripe vs BILL Accounts Receivable Stripe vs Billtrust Stripe vs MineralTree Stripe vs Tipalti BILL Accounts Receivable vs Melio Billtrust vs Melio Melio vs MineralTree Melio vs Tipalti All twenty-eight head-to-head pages and the full B2B payment acceptance standing

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.