# Data enrichment: what AI models recommend, October 2026

Gane Index, October 2026 Edition. Asked as "B2B data enrichment tool" and as "lead and account enrichment service", six framings each, to fourteen models with search on, on behalf of a mid-market B2B company. Page: https://www.gane.ai/index/gtm/gtm-data/data-enrichment/2026-10

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since. The current standing: https://www.gane.ai/index/gtm/gtm-data/data-enrichment/index.md

**Standing:** Apollo.io leads with 73% of first choices; verdict clear leader. 48 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Apollo.io](https://www.gane.ai/index/gtm/vendors/apollo-io/index.md) | 73% | 14% | 72 |
| 2 | [Clay](https://www.gane.ai/index/gtm/vendors/clay/index.md) | 6% | 11% | 37 |
| 3 | [ZoomInfo](https://www.gane.ai/index/gtm/vendors/zoominfo/index.md) | 6% | 48% | 60 |
| 4 | [HubSpot Breeze Intelligence](https://www.gane.ai/index/gtm/vendors/hubspot-breeze-intelligence/index.md) | 4% | 19% | 52 |
| 5 | [Cognism](https://www.gane.ai/index/gtm/vendors/cognism/index.md) | 2% | 6% | 48 |
| 6 | [Lusha](https://www.gane.ai/index/gtm/vendors/lusha/index.md) | 2% | 16% | 45 |
| 7 | [Hunter](https://www.gane.ai/index/gtm/vendors/hunter/index.md) | 2% | 0% | 15 |
| 8 | [UpLead](https://www.gane.ai/index/gtm/vendors/uplead/index.md) | 2% | 7% | 14 |
| 9 | [Snov.io](https://www.gane.ai/index/gtm/vendors/snov-io/index.md) | 2% | 20% | 10 |
| 10 | [Demandbase](https://www.gane.ai/index/gtm/vendors/demandbase/index.md) | 0% | 0% | 11 |
| 12 | [People Data Labs](https://www.gane.ai/index/gtm/vendors/people-data-labs/index.md) | 0% | 9% | 11 |
| 13 | [6sense](https://www.gane.ai/index/gtm/vendors/6sense/index.md) | 0% | 20% | 10 |

Rank is by share of first choices among all 50 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

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

- Claude Haiku 4.5: Apollo.io; alternatives Cleanlist, Cognism, ZoomInfo
- GPT-5.4 mini: Apollo.io; alternatives Lusha, ZoomInfo
- Gemini 3.5 Flash: Clay; alternatives Apollo.io, Cognism, HubSpot Breeze Intelligence, ZoomInfo
- Perplexity Sonar: Apollo.io; alternatives Cognism, UpLead
- Grok 4.20: Apollo.io; alternatives Cognism, UpLead
- Mistral Small: ZoomInfo; alternatives Clay, HubSpot Breeze Intelligence, UpLead
- DeepSeek V4 Flash: Apollo.io; alternatives Cleanlist, Cognism, HubSpot Breeze Intelligence, Lusha
- Llama 4 Maverick: Apollo.io; alternatives HubSpot Breeze Intelligence, UpLead
- Qwen 3.7 Flash: UpLead; alternatives Apollo.io, HubSpot Breeze Intelligence
- Kimi K2: Apollo.io; alternatives Clay, HubSpot Breeze Intelligence
- GLM 4.7 FlashX: Apollo.io; alternatives Clay, Cognism, HubSpot Breeze Intelligence
- MiniMax M2.5: Apollo.io, HubSpot Breeze Intelligence; alternatives ZoomInfo
- GPT-6 Luna: Apollo.io; alternatives Clay, Cognism, HubSpot Breeze Intelligence
- Muse Glimmer 30B: Apollo.io; alternatives Cognism, HubSpot Sales Hub

## Sources the answers cite

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

- pipeline.zoominfo.com: 46 answers, 125 citations
- salesmotion.io: 42 answers, 65 citations
- demandbase.com: 34 answers, 38 citations
- apollo.io: 27 answers, 56 citations
- cleanlist.ai: 26 answers, 34 citations
- amplemarket.com: 21 answers, 24 citations
- salesgenie.com: 21 answers, 21 citations
- unifygtm.com: 19 answers, 32 citations

Pages named in the most answers:

- https://salesmotion.io/blog/best-b2b-data-enrichment-tools (38 answers)
- https://demandbase.com/blog/b2b-data-enrichment-tools (31 answers)
- https://pipeline.zoominfo.com/sales/lead-enrichment-tools (25 answers)
- https://pipeline.zoominfo.com/sales/data-enrichment-tools (24 answers)
- https://cleanlist.ai/blog/15-best-b2b-data-enrichment-providers-in-2025-ranked (22 answers)
- https://salesgenie.com/blog/best-b2b-data-enrichment-tools (21 answers)
- https://amplemarket.com/blog/best-b2b-data-enrichment-tools (19 answers)
- https://salesmotion.io/blog/data-enrichment-tools-b2b (17 answers)
- https://zapier.com/blog/data-enrichment-tools (13 answers)
- https://gitnux.org/service/b2b-data-enrichment (12 answers)

## Warned against

- ZoomInfo: 29 of 60 labels negative. "ZoomInfo receives 0-star ratings from verified users criticizing predatory contracts, misleading sales tactics, overpricing" (Claude Haiku 4.5, negative prompt)
- Apollo.io: 10 of 72 labels negative. "data accuracy and billing are the top pain points at scale" (Muse Glimmer 30B, negative prompt)
- Lusha: 7 of 45 labels negative. "Low email accuracy: Independent checks suggest only about 68% email return at roughly 82% accuracy, which is below industry standards." (Mistral Small, negative prompt)
- HubSpot Breeze Intelligence: 10 of 52 labels negative. "Users report a loss of functionality and flexibility, making it less reliable for those who previously relied on Clearbit's standalone features." (Mistral Small, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
Same leader: Apollo.io at 71%.

- Amplemarket: 7% to 0%, −7. Inside the floor by 4 points · rank 3 → 15 of 48.
- ZoomInfo: 2% to 7%, +5. Inside the floor by 6 points · rank 8 → 3 of 48.
- HubSpot Breeze Intelligence: 0% to 5%, +5. Inside the floor by 6 points · rank 9 → 4 of 48.
- Cleanlist: 4% to 0%, −4. Inside the floor by 7 points · rank 5 → 11 of 48.
- Clay: 9% to 7%, −2. Inside the floor by 9 points · rank 2 of 48, unchanged.
- Cognism: 4% to 2%, −2. Inside the floor by 9 points · rank 4 → 5 of 48.
- Lusha: 0% to 2%, +2. Inside the floor by 9 points · rank 11 → 6 of 48.
- UpLead: 0% to 2%, +2. Inside the floor by 9 points · rank 10 → 7 of 48.
- Apollo.io: 70% to 71%, +1. Inside the floor by 10 points · rank 1 of 48, unchanged.
- Snov.io: 2% to 2%, ±0. Inside the floor by 11 points · rank 6 → 8 of 48.
- Hunter: 0% to 0%, ±0. Inside the floor by 11 points · rank 13 → 9 of 48.
- People Data Labs: 0% to 0%, ±0. Inside the floor by 11 points · rank 15 → 12 of 48.

## Record

- Method: https://www.gane.ai/index/gtm/methodology
- License: CC BY 4.0. Cite as Gane Index, October 2026 Edition, www.gane.ai/index/gtm.