editorial · 2026-07-22 · staff editorial
Grammarly for agents: capability notes
Agent surface notes for Grammarly. API is basic; MCP is none; CLI is none; docs are basic; auth is Account; limited business APIs. The agent Twin Score is 48. A gap of 38 points versus the human score means this product favors people in a GUI. We will not list an MCP server that does not exist. SDKs mentioned in public docs: http. Read this as staff research dated 2026, not as UGC.
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