# Business banking: what AI models recommend, October 2026

Finance AI Recommendation Index, October 2026 Edition. Asked as "business bank account for a company" and as "banking platform for a startup", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Page: https://finance-ai-index.com/treasury/business-banking/

**Standing:** Mercury leads with 23% of first choices; verdict contested. 52 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| # | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | Mercury | 23% | 18% | 44 |
| 2 | Rho | 12% | 0% | 13 |
| 3 | Bluevine | 10% | 18% | 39 |
| 4 | Novo | 10% | 5% | 22 |
| 5 | Chase Business Banking | 8% | 27% | 44 |
| 6 | Bank of America | 4% | 19% | 36 |
| 7 | Brex | 4% | 9% | 22 |
| 8 | Relay | 4% | 27% | 26 |
| 9 | Capital One | 2% | 0% | 11 |
| 10 | American Express Business Checking | 2% | 0% | 10 |
| 11 | U.S. Bank | 2% | 12% | 16 |
| 12 | Ramp | 2% | 20% | 10 |

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: Chase Business Banking; alternatives Bluevine Premier Business Checking, KeyBank, Relay
- GPT-5.4 mini: J.P. Morgan Commercial Banking; alternatives Bank of America, Wells Fargo Commercial Banking
- Gemini 3.5 Flash: Rho; alternatives Bank of America, Brex, Chase Business Banking, Mercury
- Perplexity Sonar: Rho; alternatives Airwallex, Brex, Capital One Enhanced Checking
- Grok 4.1 Fast: Chase Business Banking; alternatives Bank of America, Capital One
- Mistral Small: Capital One; alternatives PNC Bank Treasury Enterprise Plan, Truist Bank, Wells Fargo
- DeepSeek V4 Flash: Bank of America, Chase Business Banking; alternatives Capital One
- Llama 4 Maverick: no first choice
- Qwen 3.7 Flash: Ramp; alternatives Aspire, Bank of America, Chase Business Banking, Mercury
- Kimi K2: Chase Performance Business Checking; alternatives Brex, Mercury, Relay
- GLM 4.7 FlashX: Mercury; alternatives Airwallex, Bank of America, Brex, Chase Business Banking
- MiniMax M2.5: PNC Bank; alternatives Capital One, First Internet Bank, Rho, Wise Business
- GPT-6 Luna: J.P. Morgan Commercial Banking; alternatives Bank of America, Citibank, U.S. Bank
- Muse Glimmer 30B: Bank of America, Chase Business Banking

## Sources the answers cite

70 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- nerdwallet.com: 41 answers, 62 citations
- forbes.com: 33 answers, 67 citations
- brex.com: 25 answers, 38 citations
- techrepublic.com: 25 answers, 32 citations
- airwallex.com: 23 answers, 33 citations
- business.bankofamerica.com: 23 answers, 25 citations
- rho.co: 21 answers, 38 citations
- business.com: 21 answers, 21 citations

Pages named in the most answers:

- https://forbes.com/advisor/banking/checking/best-business-checking-accounts (28 answers)
- https://nerdwallet.com/business/banking/best/types (24 answers)
- https://business.bankofamerica.com/en/deposits/checking-accounts (21 answers)
- https://business.com/categories/best-business-bank-accounts (20 answers)
- https://forbes.com/financial-services/best-business-checking-accounts (13 answers)
- https://techrepublic.com/article/best-online-business-bank-accounts (13 answers)
- https://forbes.com/advisor/financial-services/best-business-checking-accounts (11 answers)
- https://found.com/resources/business-banking/best-business-bank-accounts-small-business (11 answers)
- https://mercury.com/blog/best-banks-business-accounts-startups (11 answers)
- https://nav.com/marketplace/business-checking (11 answers)

## Warned against

- Chase Business Banking: 12 of 44 labels negative. "Trustpilot reviewers frequently mention poor phone support and unexplained account freezes." (Mistral Small, negative prompt)
- Bluevine: 7 of 39 labels negative. "BlueVine | 13.2 negative reviews/month | Account closures (44% of complaints)" (Kimi K2, negative prompt)
- Mercury: 8 of 44 labels negative. "Mercury, Relay, and BlueVine draw approximately four times the complaints of other business banking providers" (MiniMax M2.5, negative prompt)
- Relay: 7 of 26 labels negative. "51% of negatives related to account closures — the highest closure complaint ratio of any provider studied" (DeepSeek V4 Flash, negative prompt)

## Movement since September 2026

Floor: 10 points of share, measured on the calibration repeat.
Same leader: Mercury at 27%.

- Bluevine: 20% to 9%, −11. Cleared the floor by 1 point · rank 2 → 3 of 82.
- Mercury: 20% to 27%, +7. Inside the floor by 3 points · rank 1 of 82, unchanged.
- Chase Business Banking: 12% to 7%, −6. Inside the floor by 4 points · rank 3 → 5 of 82.
- Relay: 0% to 5%, +5. Inside the floor by 5 points · rank 14 → 7 of 82.
- Novo: 5% to 9%, +4. Inside the floor by 6 points · rank 7 → 2 of 82.
- Rho: 12% to 9%, −3. Inside the floor by 7 points · rank 4 of 82, unchanged.
- Brex: 8% to 5%, −3. Inside the floor by 7 points · rank 5 → 6 of 82.
- Wise Business: 2% to 0%, −2. Inside the floor by 8 points · rank 13 → 24 of 82.
- Axos Bank: 2% to 0%, −2. Inside the floor by 8 points · rank 10 → 25 of 82.
- Capital One: 0% to 2%, +2. Inside the floor by 8 points · rank 23 → 9 of 82.
- Bank of America: 2% to 2%, ±0. Inside the floor by 10 points · rank 9 → 8 of 82.
- U.S. Bank: 2% to 2%, ±0. Inside the floor by 10 points · rank 8 → 11 of 82.

## Record

- Method: https://finance-ai-index.com/methodology/
- Raw judge labels and full responses: https://finance-ai-index.com/data/
- License: CC BY 4.0. Cite as Finance AI Recommendation Index, October 2026 Edition, finance-ai-index.com.