Brex vs Rho
Two of fourteen models named Brex first on the direct prompt; zero named Rho. Brex was named by eleven of the fourteen models and Rho by eleven and Brex carries 24 labels and Rho 18, so the shares are not directly comparable.
Named in twelve categories this edition.
Named in six 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 business banking page.
By framing
BrexFirst choices, of fourteen modelsRho
Across every category in the November 2026 Edition, Brex and Rho were named in the same answer 101 times, of the 605 answers naming Brex and the 156 naming Rho. In those answers Rho took the first choice ten times and Brex fourteen.
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 4.20 | | | | |||
| 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 | | | |
Brex Rho first choice named as an alternative argued againstblank: not namedEach cell is one answer, Brex on the left and Rho on the right.The direct prompt
Brex first, Rho not the choice
2 of 14 modelsRho was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
5 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
7 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
Brex2%#8 of 14Rho2%#– of 14What the models said about Brex
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.
“Primary recommendation: Brex – if you want an all-in-one financial platform with modern tools, high yields, and integrated spend management” Kimi K2 · direct prompt · first choice
“Best if you run a venture-backed startup or mid-market company and want a corporate card plus treasury and vault services in one platform.” Claude Haiku 4.5 · direct prompt · first choice
What the models said about Rho
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.
“they're usually not a full substitute for a mid-market commercial banking relationship” GPT-5.4 mini · direct prompt · soft negative
“deserve extra due diligence rather than automatic avoidance” Perplexity Sonar · negative prompt · soft negative
“I'd shortlist Rho first. It combines business checking with accounts payable, corporate cards, expense management, and accounting integrations” GPT-6 Luna · paraphrase prompt · first choice
“Rho is positioned as the strongest fit for venture-backed startups and is built to grow without switching providers.” Muse Glimmer 30B · paraphrase prompt · first choice
“For venture-backed startups and mid-market companies, Rho is the strongest fit” Claude Haiku 4.5 · paraphrase 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.