How do ChatGPT and Foundry compare in monthly traffic?

ChatGPT has 6,048,022,723 monthly visits, while Foundry has 1,296. Traffic estimates describe audience size, not product quality.

How do their growth rates compare?

ChatGPT has a month-over-month growth rate of +2.2%; Foundry has -52.7%.

How does pricing compare?

ChatGPT: Freemium. Free tier ($0) on GPT-5.6 Luna; ChatGPT Go at $8/mo; ChatGPT Plus at $20/mo; ChatGPT Pro tiers at $100/mo, $200/mo, and $500/mo (with matching monthly API credits); Business Standard at $20/user/mo billed annually ($25/mo monthly) and Business Premium at $100-$125/user/mo. Foundry: Contact for Pricing. Pricing is not published publicly. Foundry currently operates a gated private beta with an "Apply for Access" flow, and commercial terms are discussed directly with the team.