# Seamless.AI alternatives: what AI models name instead, November 2026

Gane Index, November 2026 Edition. 495 of the 504 answers in the 2 categories where Seamless.AI holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://www.gane.ai/index/gtm/vendors/seamless-ai/alternatives

## Named instead, most often (every category and segment added)

- Apollo.io: 205
- ZoomInfo SalesOS: 54
- ZoomInfo: 52
- Clay: 23
- Cognism: 18
- Lusha: 6

## Sales intelligence and contact data

**Small business**: 80 of 84 answers did not name Seamless.AI (Seamless.AI is #7 of 8 at 0%).

- Apollo.io: first choice in 58 of those 80
- Lusha: first choice in 3 of those 80
- Hunter: first choice in 2 of those 80
- Cognism: first choice in 1 of those 80
- Databar: first choice in 1 of those 80
- Origami: first choice in 1 of those 80
- ZoomInfo SalesOS: first choice in 1 of those 80

**Mid-market**: 82 of 84 answers did not name Seamless.AI (Seamless.AI is #13 of 13 at 0%).

- Apollo.io: first choice in 44 of those 82
- ZoomInfo SalesOS: first choice in 10 of those 82
- Cognism: first choice in 1 of those 82
- Hunter: first choice in 1 of those 82
- ReachStream: first choice in 1 of those 82

**Enterprise**: 81 of 84 answers did not name Seamless.AI (Seamless.AI is #12 of 12 at 0%).

- ZoomInfo SalesOS: first choice in 43 of those 81
- Cognism: first choice in 6 of those 81
- Apollo.io: first choice in 3 of those 81
- 6sense Sales Intelligence: first choice in 1 of those 81
- Amplemarket: first choice in 1 of those 81
- Demandbase: first choice in 1 of those 81
- Dun & Bradstreet Hoovers: first choice in 1 of those 81
- FullEnrich: first choice in 1 of those 81

## Data enrichment

**Small business**: 84 of 84 answers did not name Seamless.AI.

- Apollo.io: first choice in 65 of those 84
- Clay: first choice in 4 of those 84
- Lusha: first choice in 3 of those 84
- Snov.io: first choice in 3 of those 84
- HubSpot Breeze Intelligence: first choice in 2 of those 84
- Hunter: first choice in 1 of those 84
- Knock: first choice in 1 of those 84
- UpLead: first choice in 1 of those 84

**Mid-market**: 84 of 84 answers did not name Seamless.AI (Seamless.AI is #9 of 9 at 0%).

- Apollo.io: first choice in 35 of those 84
- Clay: first choice in 15 of those 84
- ZoomInfo: first choice in 10 of those 84
- Cognism: first choice in 3 of those 84
- HubSpot Breeze Intelligence: first choice in 3 of those 84
- Cleanlist: first choice in 1 of those 84
- Leadspace: first choice in 1 of those 84
- Reverse Contact: first choice in 1 of those 84

**Enterprise**: 84 of 84 answers did not name Seamless.AI.

- ZoomInfo: first choice in 42 of those 84
- Cognism: first choice in 7 of those 84
- Clay: first choice in 4 of those 84
- FullEnrich: first choice in 4 of those 84
- 6sense: first choice in 3 of those 84
- Demandbase: first choice in 2 of those 84
- People Data Labs: first choice in 2 of those 84
- Amplemarket: first choice in 1 of those 84

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.