Google Developer Knowledge API

Direct REST API access to Google's public developer documentation without needing the MCP server.

Overview

The Developer Knowledge API provides machine-readable access to Google's developer docs. It offers:

• SearchDocumentChunks: Find relevant page URIs and content snippets
• GetDocument: Fetch full content of a single document
• BatchGetDocuments: Fetch multiple documents at once

Authentication

IMPORTANT: Despite official documentation suggesting API keys work, the API actually requires OAuth2 authentication (access tokens or ADC).

Option 1: Application Default Credentials (Recommended)