# Virtual data rooms for small business buyers: what AI models recommend, October 2026

Finance AI Recommendation Index, October 2026 Edition. Asked as "virtual data room" and as "M&A due diligence data room", six framings each, to fourteen models with search on, on behalf of a small B2B company. Added to the October 2026 Edition on October 4, 2026; its answers are read by the distilled judge (ai-indexes-judge-qwen3-14b-run3), not the claude-opus-5 judge of the earlier categories. Page: https://finance-ai-index.com/corporate/virtual-data-rooms/smb/

**Standing:** Peony Data Room leads with 29% of first choices; verdict contested. 59 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| # | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | Peony Data Room | 29% | 0% | 29 |
| 2 | SecureDocs | 15% | 0% | 53 |
| 3 | Firmex | 7% | 26% | 31 |
| 4 | iDeals | 7% | 43% | 28 |
| 5 | Papermark | 5% | 0% | 24 |
| 6 | CapLinked | 3% | 8% | 24 |
| 7 | FirmRoom | 3% | 23% | 13 |
| 8 | Box | 3% | 20% | 15 |
| 9 | Digify | 2% | 0% | 27 |
| 10 | DocSend | 2% | 9% | 23 |
| 11 | Clinked | 0% | 0% | 17 |
| 12 | Onehub | 0% | 14% | 14 |

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

- Claude Haiku 4.5: SecureDocs; alternatives Digify, Ellty, ShareFile
- GPT-5.4 mini: iDeals Virtual Data Room; alternatives Datasite Diligence, Firmex, SecureDocs
- Gemini 3.5 Flash: Orangedox; alternatives Clinked, Digify, FirmRoom, Papermark
- Perplexity Sonar: Peony Data Room; alternatives DealRoom, Firmex, SecureDocs, ShareVault
- Grok 4.1 Fast: Peony Data Room; alternatives Box VDR, SecureDocs, iDeals Virtual Data Room
- Mistral Small: Box, iDeals; alternatives Clinked, ContractZen
- DeepSeek V4 Flash: Peony Data Room; alternatives CapLinked, Digify, FirmRoom, Onehub
- Llama 4 Maverick: iDeals; alternatives Clinked, Fastio, SecureDocs, ShareVault
- Qwen 3.7 Flash: Ellty, Peony Data Room; alternatives SecureDocs
- Kimi K2: SecureDocs; alternatives CapLinked, Citrix ShareFile, DocSend, FirmRoom
- GLM 4.7 FlashX: Firmex Virtual Data Room, iDeals Virtual Data Room; alternatives Clinked Virtual Data Room, SecureDocs
- MiniMax M2.5: Box, FirmRoom; alternatives Clinked
- GPT-6 Luna: SecureDocs; alternatives DocSend, Firmex, iDeals
- Muse Glimmer 30B: SecureDocs Virtual Data Room; alternatives DocSend, Ideals VDR, Papermark

## Sources the answers cite

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

- peony.ink: 52 answers, 134 citations
- ellty.com: 41 answers, 56 citations
- dataroom-providers.org: 35 answers, 41 citations
- clinked.com: 35 answers, 36 citations
- firmroom.com: 34 answers, 37 citations
- g2.com: 31 answers, 48 citations
- papermark.com: 30 answers, 68 citations
- learn.g2.com: 28 answers, 28 citations

Pages named in the most answers:

- https://peony.ink/blog/top-10-virtual-data-room-providers (44 answers)
- https://clinked.com/virtual-data-room-providers (35 answers)
- https://firmroom.com/vdr-providers (28 answers)
- https://learn.g2.com/best-virtual-data-room-software (28 answers)
- https://ellty.com/blog/best-virtual-data-room-for-small-business (25 answers)
- https://dataroom-providers.org/ (23 answers)
- https://dealroom.net/resources/virtual-data-room-providers-comparison (19 answers)
- https://fast.io/resources/virtual-data-room-providers (19 answers)
- https://data-rooms.org/blog/affordable-virtual-data-room-providers-for-small-business-best-providers (16 answers)
- https://peony.ink/blog/virtual-data-room-cost-guide (16 answers)

## Warned against

- Intralinks: 31 of 36 labels negative. "VDRs to Avoid or Be Cautious About ... Legacy Enterprise Providers (Intralinks, Datasite) ... biggest traps for small businesses" (Kimi K2, negative prompt)
- Datasite Diligence: 27 of 36 labels negative. "Avoid or be very cautious about legacy enterprise VDRs like Datasite, Intralinks, iDeals, Firmex, DFIN Venue, and Ansarada due to hidden fees and opaque pricing." (Mistral Small, negative prompt)
- iDeals: 12 of 28 labels negative. "Avoid or be very cautious about legacy enterprise VDRs like Datasite, Intralinks, iDeals, Firmex, DFIN Venue, and Ansarada" (Mistral Small, negative prompt)
- Google Drive: 8 of 10 labels negative. "Basic tools like Google Drive lack advanced security, audit trails, and regulatory compliance. It's fine for general file sharing but risky for handling confidential or regulated business data." (Claude Haiku 4.5, negative prompt)

## 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.