Cosmic's MCP server and Agent Skills now install as one Agent Plugin. Cursor, VS Code, GitHub Copilot, and Kiro all read the same package.
Your agent gets the content tools and the instructions for using them well.
Install it 👇
An agent that can receive email can sign itself up for Cosmic without a person in the loop.
New tutorial with @agentmail: provision an inbox, pass it to agent signup, read the claim code, verify, and create the first content object.
Claude Opus 5.5 is available in Cosmic. Pick it from the model picker, or pass claude-opus-5-5 to the AI text generation API.
$4 input and $20 output per million tokens, below Opus 5. Cache reads are 60% cheaper.