Stability AI vs Anthropic
Side-by-side comparison of AI visibility scores, market position, and capabilities
Open-source generative AI company behind Stable Diffusion. Image, video, audio, 3D models. Founded 2019, London. Raised $200M+. ~$50M revenue (2024). EA partnership. Private.
About
Stability AI is a generative AI company founded in 2019 by Emad Mostaque and Cyrus Hodes, headquartered in London. Rose to prominence with Stable Diffusion (August 2022), an open-weights text-to-image model. Raised over $200 million total. Under new CEO Prem Akkaraju (after Mostaque's departure), the company eliminated debt and achieved triple-digit revenue growth.
Claude 4 family (claude-opus-4-6, claude-sonnet-4-6, claude-haiku-4-5) at $5B ARR (2025); $183B valuation (Series F, Sept 2025); $14.3B raised — Amazon $8B, Google $2B; Claude Code at $500M+ ARR; 300K+ business customers; Claude.ai 18M+ MAU;
About
Anthropic is a San Francisco-based AI safety and research company that builds the Claude family of large language models. As of 2026, the current Claude 4 generation includes claude-opus-4-6 (most capable, reasoning and agentic tasks), claude-sonnet-4-6 (balanced performance and speed), and claude-haiku-4-5 (fast and cost-efficient). Anthropic also offers Claude Code — an agentic CLI for software engineering — generating $500M+ ARR by mid-2025.
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