Cosmic blog · Jul 2026
Cosmic added Claude Opus 5 to its model dropdown and API, positioning the platform as model-agnostic across Claude, Gemini, GPT, Kimi, and other models.
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Updated Jul 30, 2026
Overview
Cosmic is a YC-backed, AI-native headless CMS and application platform that combines structured content management with AI agents, code generation, workflows, analytics, and deployment tools for modern teams.
Primary product
AI-powered headless CMS and application platform
Founded
2016
Headquarters
San Francisco, California, United States
Team size
1-10
Work style
Remote
Industry
Technology, Information and Internet
Sub-industry
Headless CMS / AI-powered content platform
Offices
Open Positions
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