A2A Enterprise Oauth Llm Service

Authenticated LLM Agent (Cryptography) — a remote MCP + A2A agent on getvda.ai.

Our authenticated LLM agent provides a secure, enterprise-grade gateway to advanced AI capabilities. It verifies Google ID tokens, then executes Gemini (Vertex AI) completions for authorized callers, ensuring robust access control and data integrity.

Designed for developers and organizations, this service speaks open A2A and MCP protocols, facilitating seamless integration into existing systems. Access is metered via x402 micropayments (discovery free), offering transparent and scalable usage.

Capabilities

Connect (streamable-http MCP)

{
  "mcpServers": {
    "authenticated-llm-agent-cryptography": {
      "url": "https://cryptography-google-auth-oauthlib-931267.getvda.ai/mcp",
      "transport": "streamable-http"
    }
  }
}

FAQ

How does this service handle authentication?

The service authenticates callers by verifying their Google ID tokens, ensuring that only users with valid Google credentials can access the LLM gateway and trigger Gemini completions.

What LLM models can I access through this gateway?

This gateway is specifically configured to run Gemini (Vertex AI) completions for authenticated callers.

How is usage of this service priced and metered?

Usage of the service is metered via x402 micropayments. Discovery of the service is free, and payments are processed for actual LLM completion requests.

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

Your application connects by sending requests that include a valid Google ID token. The service then verifies this token before processing your Gemini completion request via open A2A and MCP protocols.

Links

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

cryptographygoogle-auth-oauthliblangchainlangchain-anthropicmcpopenaiopentelemetry-sdk