{"id":1906,"slug":"lettr-com/lettr-mcp","name":"Lettr MCP","description":"MCP for Lettr transactional email API","category":"development","github":"https://github.com/lettr-com/lettr-mcp","homepage":"","server_url":"","transport":"stdio","install":[{"cmd":"npx -y lettr-mcp","imports":[]}],"tools":null,"env_vars":["LETTR_API_KEY"],"auth_type":"none","official":false,"stars":0,"status":"low_quality","source":"mcpservers.org","created_at":"2026-05-25T08:22:52.165025+00:00","updated_at":"2026-05-25T18:15:06.301690+00:00","tags":[],"path":"lettr-mcp"}