Day3: marketing and transactional email for small SaaS teams, billed by sends. The app at go.day3.app, its REST API, webhooks, MCP server and send worker. Source-available.
接入配置
选择客户端，复制配置，再按项目文档补齐环境变量。
claude mcp add --transport http day3 https://go.day3.app/api/mcp --header 'Authorization: <AUTHORIZATION>'~/.codex/config.toml
[mcp_servers.day3]
url = "https://go.day3.app/api/mcp"
http_headers = { Authorization = "<AUTHORIZATION>" }
# codex mcp add day3 --url https://go.day3.app/api/mcp~/.cursor/mcp.json
{
"mcpServers": {
"day3": {
"url": "https://go.day3.app/api/mcp",
"headers": {
"Authorization": "<AUTHORIZATION>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"day3": {
"type": "http",
"url": "https://go.day3.app/api/mcp",
"headers": {
"Authorization": "<AUTHORIZATION>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"day3": {
"httpUrl": "https://go.day3.app/api/mcp",
"headers": {
"Authorization": "<AUTHORIZATION>"
}
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"day3": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://go.day3.app/api/mcp",
"--header",
"Authorization:<AUTHORIZATION>"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"day3": {
"url": "https://go.day3.app/api/mcp",
"headers": {
"Authorization": "<AUTHORIZATION>"
}
}
}
}