opencode/opencode.json

{
  "$schema": "http://opencode.ai/config.json",
  "mcp": {
    "localmcp": {
      "type": "local",
      "command": ["bun", "x", "my-mcp-command"],
      "environment": {
        "MY_ENV_VAR": "my_env_var_value"
      }
    },
    "remotemcp": {
      "type": "remote",
      "url": "https://my-mcp-server.com"
    }
  }
}