Flatland MCP Server
com.flatlandfi/flatlandv1.5.0
Financial reasoning infrastructure for AI agents: typed models, deterministic compilation, receipts
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Install Flatland MCP server
Install in Claude Code
claude mcp add flatland-client -e FLATLAND_API_KEY='<flatland-api-key>' -- npx -y flatland-client mcpInstall in Cursor
{
"mcpServers": {
"flatland-client": {
"command": "npx",
"args": [
"-y",
"flatland-client",
"mcp"
],
"env": {
"FLATLAND_API_KEY": "<flatland-api-key>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"flatland-client": {
"command": "npx",
"args": [
"-y",
"flatland-client",
"mcp"
],
"env": {
"FLATLAND_API_KEY": "<flatland-api-key>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"flatland-client": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"flatland-client",
"mcp"
],
"env": {
"FLATLAND_API_KEY": "<flatland-api-key>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"flatland-client": {
"command": "npx",
"args": [
"-y",
"flatland-client",
"mcp"
],
"env": {
"FLATLAND_API_KEY": "<flatland-api-key>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| FLATLAND_API_KEY | yes | yes | Your Flatland API key (fl_live_...). Get one at https://flatlandfi.com/install |
Freshness
Slowing — last maintenance signal 3mo ago. The newest of the signals below sets the band.
Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
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Registry entry updated
2026-07-02 · 3mo ago · official registry · v1.5.0
FAQ
›How do I install the Flatland MCP server in Claude Code?
Run: claude mcp add flatland-client -e FLATLAND_API_KEY='<flatland-api-key>' -- npx -y flatland-client mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Flatland require an API key?
Yes. It expects FLATLAND_API_KEY, of which 1 is a secret.
›Can I use Flatland as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Flatland in the official MCP registry?
Yes, as com.flatlandfi/flatland.