#a2a

Articles tagged with #a2a

A2A streaming and the task lifecycle: SSE progress updates, artifacts, and push notifications
Agent work is long: research, multi-step tool calls, code generation. Blocking on one JSON response hides progress and hits timeouts. The Agent2Agent protocol models a task with explicit states, streams status and artifact updates over Server-Sent Events, and can deliver completi
Oct 8, 20268 min read
Bridge an existing HTTP API to A2A agents: JSON-RPC, REST, and gRPC from one handler
You do not need to rewrite a working HTTP service as an agent framework to be reachable over A2A. A thin, stateless adapter can expose one authenticated business handler as JSON-RPC, REST, and native gRPC, while being honest about which agent capabilities it does not provide.
Oct 6, 20266 min read
The A2A Agent Card explained: discovery, supported interfaces, and signature verification
An Agent Card is the public resume of an A2A agent: where it lives, which bindings it speaks, and what skills it offers. Fetching it is easy; trusting it is the part teams get wrong. Here is how discovery and signature verification actually work.
Oct 6, 20267 min read
A2A vs MCP in 2026: when agents should talk to agents instead of calling tools
MCP connects one agent to tools and data. A2A connects autonomous agents to each other through discoverable, long-lived tasks. They are not competitors; they sit at different layers, and getting the boundary wrong is where agent architectures become unmaintainable.
Oct 6, 20267 min read