Toss Invest runs on your own machine — the client starts it, so there is no endpoint to ping. Last commit 6 Nov 2026.
Access Toss Securities market, account, and opt-in trading APIs through MCP.
Nothing serious here today
Today is the operative word: we check Toss Invest every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add toss-invest -e 'TOSS_CLIENT_ID=<TOSS_CLIENT_ID>' -e 'TOSS_CLIENT_SECRET=<TOSS_CLIENT_SECRET>' -- npx -y @nukeguys/toss-invest-mcp{
"mcpServers": {
"toss-invest": {
"command": "npx",
"args": [
"-y",
"@nukeguys/toss-invest-mcp"
],
"env": {
"TOSS_CLIENT_ID": "<TOSS_CLIENT_ID>",
"TOSS_CLIENT_SECRET": "<TOSS_CLIENT_SECRET>"
}
}
}
}[mcp_servers.toss-invest]
command = "npx"
args = ["-y", "@nukeguys/toss-invest-mcp"]
env = { TOSS_CLIENT_ID = "<TOSS_CLIENT_ID>", TOSS_CLIENT_SECRET = "<TOSS_CLIENT_SECRET>" }{
"mcpServers": {
"toss-invest": {
"command": "npx",
"args": [
"-y",
"@nukeguys/toss-invest-mcp"
],
"env": {
"TOSS_CLIENT_ID": "<TOSS_CLIENT_ID>",
"TOSS_CLIENT_SECRET": "<TOSS_CLIENT_SECRET>"
}
}
}
}{
"servers": {
"toss-invest": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@nukeguys/toss-invest-mcp"
],
"env": {
"TOSS_CLIENT_ID": "<TOSS_CLIENT_ID>",
"TOSS_CLIENT_SECRET": "<TOSS_CLIENT_SECRET>"
}
}
}
}Put your own values in place of
<TOSS_CLIENT_ID> (Toss Securities Open API client ID), <TOSS_CLIENT_SECRET> (Toss Securities Open API client secret).
The author’s registry entry marks them as required.
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Toss Invest — questions
Answers built from our own checks of this server.