Finance AI Index

Index › Vendors › Amex Corporate Platinum · September 2026 Edition

1 category · Named, not ranked

Amex Corporate Platinum

11Judge labels

0First choices

4Negative labels

6 of 12Models named it

1Category

September 2026 Edition. Every number here is derived from the raw labels under vendor table vv2026-09.2, every buyer segment counted.

Standing

3 labels, too few to rank

A product needs 10 labels in a category before a share or quadrant is stated. Amex Corporate Platinum was named 3 times in Corporate cards, where Ramp led with 69%. The labels and the evidence are below, counted exactly.

By buyer segmentRead the same way at every buyer size.

Small business65 of 67

under the label threshold

Mid-market59 of 63

under the label threshold

Enterprise17 of 59

under the label threshold

In corporate cards · each standing computed within its segment · bars are 0 to 100 · the accent bar is the product's own best reading

Standing by category

Every category where a model named Amex Corporate Platinum for a mid-market B2B company. Share is first choices across the direct, paraphrase, budget and scale prompts; rank is within every product named in that category.

Category	Function	Share	Rank	Negative rate	Labels	Quadrant
Corporate cards	Spend and procurement	0%	59 of 63	67%	3	under 10 labels · led by Ramp at 69%

Movement

This is the first edition on this tier, so no move can be computed for Amex Corporate Platinum yet. From the next edition this section shows, per buyer segment, whether its share moved by more than the measured noise floor.

By model

How each model treated Amex Corporate Platinum across every prompt where it was named for a mid-market B2B company. Twelve models, six prompts per category.

Model	Mention	Negative	Labels
Claude Haiku 4.5	0	0	0
GPT-5.4 mini	0	0	0
Gemini 3.5 Flash	0	0	0
Perplexity Sonar	0	0	0
Grok 4.1 Fast	0	2	2
Mistral Small	0	0	0
DeepSeek V4 Flash	0	0	0
Llama 4 Maverick	1	0	1
Qwen 3.7 Flash	0	0	0
Kimi K2	0	0	0
GLM 4.7 FlashX	0	0	0
MiniMax M2.5	0	0	0

By framing

Which of the six questions produced the naming. By model says how often; this says asked what. The first-choice count on the right carries the marks of the models that produced it.

FramingLabels by classFirst choices

Direct3 labelsNone

Paraphrase0 labelsNone

Comparative3 labelsNone

Budget-constrained3 labelsNone

Scale-constrained0 labelsNone

Negative2 labelsNone

First choiceAlternativeMentionNegative11 labels in all, every segment counted; 0 of the 0 first choices count toward share, since the comparative and negative framings do not. The bar is one segment per label class, to scale within the framing.

What the models said for it

Verbatim evidence the judge attached to positive labels.

No positive label carried a quote.

And against it

Verbatim evidence attached to negative labels. A warning on a product with few labels is a warning; on a product with many, it is one voice among them.

“Avoid: Amex Corporate Platinum ($550+ fee) or high-fee options—wasteful for budgets.” Grok 4.1 Fast · Corporate cards · budget prompt · hard negative

“Established firms with high revenue | $4M–$10M+ revenue | $0–$550+ | Rewards, travel perks, but less automation” Grok 4.1 Fast · Corporate cards · direct prompt · soft negative

Named alongside

The products named in the same answers as Amex Corporate Platinum, over the 11 answers that named it. Took the first choice instead counts the answers where the other product was the first choice and Amex Corporate Platinum was named but was not.

ProductSame answerTook the first choice insteadHead to head

Ramp11 of 114Not in the top three

Brex11 of 110Not in the top three

BILL Spend & Expense10 of 113Not in the top three

Airwallex9 of 110Not in the top three

Rho3 of 110Not in the top three

Airbase2 of 110Not in the top three

Corpay2 of 110Not in the top three

Navan2 of 110Not in the top three

Rippling Spend2 of 110Not in the top three

AXIS1 of 110Not in the top three

A head-to-head page exists where both products are in a category's top three. The other rows are the same fact without a page behind them, so they link to the product instead.

What carried it into the answer

The sites and pages cited by the answers that named Amex Corporate Platinum. A fact about retrieval, not a lever on the model.

Citations exist only for the models that return a source list, four of the twelve in this edition, so these counts come from 11 of the 11 answers that named Amex Corporate Platinum and are not a share of its labels.

Domains cited

airwallex.com10

rippling.com8

forbes.com7

nerdwallet.com7

ramp.com7

navan.com6

kurums.com5

americanexpress.com4

corpay.com4

aspireapp.com3

Sixty-one of the sixty-one domain citations in answers naming Amex Corporate Platinum came from somebody else's page.

Pages cited

airwallex.com/en-us/blog/compare-corporate-business-cards10

forbes.com/advisor/credit-cards/best-corporate-credit-cards6

nerdwallet.com/business/credit-cards/best/corporate6

rippling.com/blog/best-commercial-credit-cards-business6

kurums.com/best-corporate-cards-2026-comparison5

navan.com/blog/best-corporate-credit-cards5

comparecorporatecards.com/3

corporate.cards/3

Pages are listed as the models cited them.

Is this your product?

Claim this page

Claiming is free and changes nothing in the data. A claimed page shows a verified contact who is told when each edition publishes and when Amex Corporate Platinum's standing changes by more than the noise floor; the right to propose corrections to the vendor table, meaning names the judge wrote that should or should not read as Amex Corporate Platinum, applied by version and listed in the change log; and a one-line description supplied by the vendor and marked as such.

It does not get any change to labels, shares or verdicts, any preview, or any say over which quotes appear. A verification link goes to your work email; an address at amex.com is approved on the spot, any other address is reviewed by hand.

Your name and company appear on the claimed page, or the company alone if you ask below. A title and a LinkedIn address appear there too if you give them, and are left off if you do not. Your email address is never published.