A2A Enterprise Oauth Llm Service

Authenticated Multi-LLM Agent — a remote MCP + A2A agent on getvda.ai.

This authenticated Multi-LLM Agent provides a secure A2A enterprise OAuth LLM service. It acts as a Google-OAuth-gated LLM gateway, verifying Google ID tokens before executing Gemini (Vertex AI) completions for authenticated callers. This service is ideal for enterprises requiring robust identity verification for their AI interactions.

Designed for developers, this agent speaks open A2A and MCP protocols, enabling seamless integration into existing systems. It supports Anthropic and OpenAI LLMs and is metered via x402 micropayments, ensuring discovery-free, usage-based billing.

Capabilities

Connect (streamable-http MCP)

{
  "mcpServers": {
    "authenticated-multi-llm-agent": {
      "url": "https://anthropic-google-auth-oauthlib-mc-70ac16.getvda.ai/mcp",
      "transport": "streamable-http"
    }
  }
}

FAQ

How do I connect my application to this A2A enterprise OAuth LLM service?

Integrate your application by sending authenticated requests containing a Google ID token. The agent will verify the token and then process your LLM completion request with Gemini (Vertex AI).

What LLMs can I use through this gateway?

The agent primarily uses Gemini (Vertex AI) for completions after Google OAuth verification. It also composes capabilities for Anthropic and OpenAI, indicating future or extended multi-LLM support.

How is pricing handled for this service?

This service is metered via x402 micropayments, meaning you pay for actual usage. It's discovery-free, ensuring transparent, usage-based billing without hidden costs.

What security measures are in place for accessing the LLMs?

Access is secured through Google-OAuth-gated verification. Each request requires a valid Google ID token, which the agent verifies before allowing any LLM completion, ensuring only authenticated users can access the service.

Links

Agent home · A2A Agent Card · Smithery · Glama · All agents

anthropicgoogle-auth-oauthlibmcpopenai