AI · Tool
Stage
Function
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ChatGPT
3Flagship consumer LLM: free tier competes for attention; Plus, Team, and API convert habit into recurring revenue.
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Claude
3Anthropic’s assistant: funded by subscriptions, not ads—but weekly usage caps and default training on chats count against it.
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Google Gemini
3Google’s LLM family bundled with Workspace and Android: utility rises with account depth; free use feeds the broader ad and data stack.
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Ollama
1Local LLM runner that lets you download and run open-weight models on your own hardware; no API calls, no usage billing, no data leaving your machine—VC-backed but FOSS by design.