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

GTM AI Recommendation Index, September 2026 Edition. 209 of the 216 answers in the 1 category where Seamless.AI holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://gtm-ai-index.com/vendors/seamless-ai/alternatives/

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

- Apollo.io: 92
- ZoomInfo: 57
- Cognism: 13
- UpLead: 7
- Amplemarket: 4
- Salesmotion: 4

## Sales intelligence and contact data

**Small business**: 67 of 72 answers did not name Seamless.AI (Seamless.AI is #7 of 10 at 0%).

- Apollo.io: first choice in 54 of those 67
- UpLead: first choice in 4 of those 67
- Cognism: first choice in 1 of those 67
- Hunter: first choice in 1 of those 67
- Kaspr: first choice in 1 of those 67
- Lusha: first choice in 1 of those 67
- SalesIntel: first choice in 1 of those 67

**Mid-market**: 70 of 72 answers did not name Seamless.AI (Seamless.AI is #13 of 13 at 0%).

- Apollo.io: first choice in 36 of those 70
- ZoomInfo: first choice in 15 of those 70
- Amplemarket: first choice in 3 of those 70
- Cognism: first choice in 3 of those 70
- UpLead: first choice in 3 of those 70
- Clay: first choice in 1 of those 70

**Enterprise**: 72 of 72 answers did not name Seamless.AI (Seamless.AI is #11 of 11 at 0%).

- ZoomInfo: first choice in 42 of those 72
- Cognism: first choice in 9 of those 72
- Salesmotion: first choice in 4 of those 72
- Apollo.io: first choice in 2 of those 72
- Amplemarket: first choice in 1 of those 72
- Lusha: first choice in 1 of those 72

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