An AI-first MCP server for YNAB. Read-only by default, with reversible writes and verification against the live API.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add for-ynab --env YNAB_API_KEY='<YNAB_API_KEY>' -- uvx mcp-server-for-ynab~/.codex/config.toml
[mcp_servers.for-ynab]
command = "uvx"
args = ["mcp-server-for-ynab"]
env = { YNAB_API_KEY = "<YNAB_API_KEY>" }
# codex mcp add for-ynab --env YNAB_API_KEY='<YNAB_API_KEY>' -- uvx mcp-server-for-ynab~/.cursor/mcp.json
{
"mcpServers": {
"for-ynab": {
"command": "uvx",
"args": [
"mcp-server-for-ynab"
],
"env": {
"YNAB_API_KEY": "<YNAB_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"for-ynab": {
"type": "stdio",
"command": "uvx",
"args": [
"mcp-server-for-ynab"
],
"env": {
"YNAB_API_KEY": "<YNAB_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"for-ynab": {
"command": "uvx",
"args": [
"mcp-server-for-ynab"
],
"env": {
"YNAB_API_KEY": "<YNAB_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"for-ynab": {
"command": "uvx",
"args": [
"mcp-server-for-ynab"
],
"env": {
"YNAB_API_KEY": "<YNAB_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"for-ynab": {
"command": "uvx",
"args": [
"mcp-server-for-ynab"
],
"env": {
"YNAB_API_KEY": "<YNAB_API_KEY>"
}
}
}
}Environment variables
YNAB_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.