Gemini CLI

VASTlint for Gemini CLI

io.github.aleksuix/vastlint

Validate VAST, VMAP, and DAAST ad tags against IAB specs. 232 rules, pure Rust core.

client:Gemini CLI transport:sse runtime:mcpb tools:15

Install VASTlint in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "vastlint": {
      "url": "https://vastlint.org/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

What Gemini CLI can do once it is connected

VASTlint in other clients

VASTlint MCP server