How do their growth rates compare?

Clay has a month-over-month growth rate of -2.7%; StackAI has -23.2%.

How does pricing compare?

Clay: Freemium, Free Trial, Contact for Pricing. Clay uses flexible, plan-based pricing with a 14-day free trial and a free entry point for individuals getting started, while larger teams and enterprises are quoted based on seats, credits, and data usage. Contact Clay for detailed enterprise pricing. StackAI: Contact for Pricing, Free. StackAI has a $0 Free plan that includes 500 runs per month, 2 projects and 1 seat with community support. The Enterprise tier is custom-priced and includes a custom number of runs and seats, unlimited projects, all features and data loaders, dedicated infrastructure and solution engineers, on-premise and VPC deployment, access control, SSO, and SOC 2 / HIPAA / GDPR compliance.

What are alternatives to Clay and StackAI?

Other tools in related categories include Zapier, n8n, Instantly, MindStudio, Outreach.

Clay vs StackAI — Traffic (1.27M vs 1.14K), Pricing & Verdict

Open AI Tools

Clay vs StackAI — Traffic (1.27M vs 1.14K), Pricing & Verdict | Open AI Tools

Side-by-Side Traffic & Specification Matrix

Dimension / Metric	Clay	StackAI
Official Domain	clay.com	stack-ai.com
Pricing Model	Freemium, Free Trial, Contact for Pricing	Contact for Pricing, Free
Monthly Visits	1.27M (1,267,465)	1.14K (1,137)
MoM Traffic Delta	-35.69K (-2.7%)	-344 (-23.2%)
Primary Market & Share	🇺🇸 United States (42.4%)	🇺🇸 United States (83.9%)
Direct Visits / mo	744.96K	451
User Rating	4.7	4.4
Supported Platforms	Website	Website

Clay

Build GTM systems that turn data into revenue

Waterfall data enrichment

Query 200+ data and AI providers from one contract and cascade across them to maximize coverage and accuracy.

Agentic research & scoring

Clay's global agent and account agents research companies and people with AI, then score and route leads automatically.

Signals & intent tracking

Monitor job changes, promotions, hiring activity, and other buying signals to target accounts at the right moment.

Workflow orchestration & CLI/API

Chain enrichment, reasoning, and outreach into long-running workflows, or build programmatically with Clay's CLI, API, and MCP tooling.

Strengths & Pros

+Unifies data enrichment, AI research, and multi-channel activation in a single platform
+Marketplace with 200+ providers and waterfall enrichment delivers strong coverage
+Powerful workflow automation with CLI, API, and MCP access for technical teams
+Large, active community plus Clay University, livestreams, and education resources