Leadbay

What is Leadbay?

Leadbay is a sales prospecting platform that qualifies leads in data-scarce markets and delivers them into AI apps such as Claude and ChatGPT. It builds lead lists from your website and past won and lost deals, so leads are ready when you log in. The vendor is Y Combinator-backed and announced a $4.3 million seed round.

Key capabilities of Leadbay

• Lookalike discovery: Finds companies similar to your won deals.
• Account ranking: Scores accounts with predicted won and lost labels.
• Data extrapolation: Fills in missing data from the won and lost companies you upload.
• Feedback learning: Learns from likes, dislikes and contacts.
• Actions and skills: Schedule tasks, build skills and generate widgets.
• MCP access: Use Leadbay inside Claude and ChatGPT on paid tiers.

How Leadbay works

You upload won and lost companies and contacts, and Leadbay surfaces missing opportunities and extrapolates missing data. It then qualifies accounts, ranks them, and learns from your feedback over time. The vendor says it syncs with CRMs, ERPs, data lakes and activation tools.

Who uses Leadbay?

Individual salespeople building a weekly prospecting habit, sales and growth teams, and enterprises. The vendor cites customers such as L'Oreal, Saint-Gobain, Sonepar and Deel, with enterprise rollouts supported by a forward-deployed engineer.

Leadbay pricing

Leadbay lists per-user pricing: Free at $0 per month for about 5 qualified leads a week, More at $100 per month for about 50 leads a week, Much more at $400 per month for about 300 leads a week, and custom Large plans for enterprises.

Leadbay alternatives

Keyplay builds account scoring and ideal customer profile models, where Leadbay emphasizes qualified leads for hard-to-reach markets. Bitscale offers data enrichment and prospecting workflows with more manual configuration. Customers.ai focuses on identifying website visitors for outreach.