A MCP server to interact with Kalshi prediction markets
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add kalshi --env KALSHI_API_KEY='<KALSHI_API_KEY>' -- uvx mcp-server-kalshi~/.codex/config.toml
[mcp_servers.kalshi]
command = "uvx"
args = ["mcp-server-kalshi"]
env = { KALSHI_API_KEY = "<KALSHI_API_KEY>" }
# codex mcp add kalshi --env KALSHI_API_KEY='<KALSHI_API_KEY>' -- uvx mcp-server-kalshi~/.cursor/mcp.json
{
"mcpServers": {
"kalshi": {
"command": "uvx",
"args": [
"mcp-server-kalshi"
],
"env": {
"KALSHI_API_KEY": "<KALSHI_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"kalshi": {
"type": "stdio",
"command": "uvx",
"args": [
"mcp-server-kalshi"
],
"env": {
"KALSHI_API_KEY": "<KALSHI_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"kalshi": {
"command": "uvx",
"args": [
"mcp-server-kalshi"
],
"env": {
"KALSHI_API_KEY": "<KALSHI_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"kalshi": {
"command": "uvx",
"args": [
"mcp-server-kalshi"
],
"env": {
"KALSHI_API_KEY": "<KALSHI_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"kalshi": {
"command": "uvx",
"args": [
"mcp-server-kalshi"
],
"env": {
"KALSHI_API_KEY": "<KALSHI_API_KEY>"
}
}
}
}Environment variables
KALSHI_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.