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Business bill pay · November 2026 Edition

Melio vs AvidXchange

Zero of fourteen models named Melio first on the direct prompt; zero named AvidXchange. Melio was named by thirteen of the fourteen models and AvidXchange by twelve and Melio carries 31 labels and AvidXchange 22, so the shares are not directly comparable.

Melio

accepted challenger

Named in nine categories this edition.

AvidXchange

accepted challenger

Named in eleven categories this edition.

First-choice share21%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate6%0%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#6A position in a field of 9; printed, not drawn.
Labels3122A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Melio reading right to left. Rank and label count are printed, not drawn.Tipalti was named alongside these two in twelve of the fourteen direct answers. BILL vs Melio · BILL vs AvidXchange · Melio vs Ramp

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 business bill pay page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
MelioFirst choices, of fourteen modelsAvidXchange
Direct001 against Melio
Paraphrase01
Comparative20
Budget-constrained100
Scale-constrained101 against Melio
Negative00
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 November 2026 Edition, Melio and AvidXchange were named in the same answer thirty-six times, of the 308 answers naming Melio and the 156 naming AvidXchange. In those answers AvidXchange took the first choice zero times and Melio four.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Melio and AvidXchange stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
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
Melio AvidXchange first choice named as an alternative argued againstblank: not namedEach cell is one answer, Melio on the left and AvidXchange on the right.

The direct prompt

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

Neither was the first choice, one was named

8 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Gemini 3.5 FlashTipalti alternatives: AvidXchange, BILL, Ramp, Stampli
Perplexity SonarBILL alternatives: AvidXchange, Ramp, Stampli, Tipalti
DeepSeek V4 FlashStampli alternatives: AvidXchange, BILL, Ramp, Tipalti
Llama 4 MaverickBILL alternatives: HighRadius, Melio, Stampli, Tipalti
Qwen 3.7 FlashBILL alternatives: AvidXchange, Tipalti
MiniMax M2.5Stampli, Tipalti alternatives: AvidXchange, HighRadius
GPT-6 LunaStampli alternatives: AvidXchange, BILL, Ramp, Tipalti
Muse Glimmer 30BBILL alternatives: AvidXchange, Rillion, Stampli, Tipalti

Neither was named

6 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5HighRadius alternatives: BILL, EBizCharge, Tipalti, Versapay
GPT-5.4 miniBILL AP/AR, Stampli alternatives: Ramp
Grok 4.20BILL alternatives: Ramp, Stampli, Tipalti
Mistral SmallBILL alternatives: HighRadius, Rippling Spend, Tipalti
Kimi K2Ramp alternatives: Airbase, BILL, Stampli, Tipalti
GLM 4.7 FlashXBILL alternatives: HighRadius, Rillion

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 forty-four points.
Melio44%#1 of 6
AvidXchange0%#– of 6
The full small business standing →
Mid-marketThe figures above
Melio leads by nineteen points.
Melio21%#2 of 9
AvidXchange2%#6 of 9
The full mid-market standing →
Enterprise
Level: the same share of first choices.
Melio0%#12 of 13
AvidXchange0%#8 of 13
The full enterprise standing →

What the models said about Melio

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

“Likely too lightweight for 500 people” DeepSeek V4 Flash · scale prompt · hard negative
“Start with Melio. Since it has a genuinely free plan, you can try it immediately with zero financial risk.” GLM 4.7 FlashX · budget prompt · first choice

What the models said about AvidXchange

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

“AvidXchange - best all-around for mid-market AP control” Muse Glimmer 30B · paraphrase 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.