A2A Push Notification Manager

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Implements and manages asynchronous Agent-to-Agent (A2A) push notifications for long-running commerce tasks.

The A2A Push Notifications skill provides standardized implementation patterns for handling asynchronous communication between A2A servers and clients. It enables developers to register callback URLs, manage notification delivery for long-duration tasks, and ensure robust status updates without persistent connections. This is essential for complex agentic commerce workflows where tasks—such as batch order processing or complex inventory synchronization—may take several minutes or hours to complete, requiring reliable webhook-based status reporting and state management.

Key Features

01Server-side capability declaration for Agent Card integration
02Asynchronous notification delivery patterns for long-running workflows
03Automatic retry logic with exponential backoff for failed deliveries
04Secure notification payload validation and signature verification guidance
0532 GitHub stars
06Callback URL registration and lifecycle management for A2A tasks

Use Cases

01Managing status updates for long-running batch data processing in agentic networks
02Notifying clients about the completion of complex, multi-step e-commerce orders
03Handling serverless client interactions that cannot maintain long-lived streaming connections