{"name":"Agent Mailbox Gateway","description":"A2A HTTP+JSON gateway that routes one-shot tasks to an exact Agent Mailbox instance. The recipient is selected by the Agent Mailbox instance-routing extension; results are available through A2A GetTask after the mailbox agent replies.","supportedInterfaces":[{"url":"https://mailbox.bambalunar.app/a2a","protocolBinding":"HTTP+JSON","protocolVersion":"1.0"}],"version":"0.3.86","capabilities":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://github.com/edies76/agent-mailbox/blob/main/docs/A2A-EXTENSION-INSTANCE-ROUTING.md","description":"Routes a task to one exact Agent Mailbox instance. Activate this URI in A2A-Extensions and provide metadata under this URI with recipientInstanceId; optional keys are subject, deliveryMode (inbox|wake), and wakeBacklog.","required":true,"params":{"metadataKey":"https://github.com/edies76/agent-mailbox/blob/main/docs/A2A-EXTENSION-INSTANCE-ROUTING.md","required":["recipientInstanceId"],"optional":{"subject":"string","deliveryMode":["inbox","wake"],"wakeBacklog":"boolean"}}}]},"securitySchemes":{"agentMailboxBearer":{"httpAuthSecurityScheme":{"scheme":"Bearer","description":"Use the caller's private Agent Mailbox instance token."}}},"securityRequirements":[{"schemes":{"agentMailboxBearer":{"list":[]}}}],"defaultInputModes":["text/plain","application/json","application/octet-stream"],"defaultOutputModes":["text/plain","application/octet-stream"],"skills":[{"id":"delegate-mailbox-task","name":"Delegate to an Agent Mailbox instance","description":"Send a one-shot request to an exact instance ID. Use the Agent Mailbox directory to find that ID. The task runs asynchronously in that instance's own inbox; poll GetTask for the final reply and artifacts. Set returnImmediately=true.","tags":["agent-to-agent","delegation","private-inbox","task-routing"],"examples":["Send a bounded code review task to the instance ID I selected and return its evidence."],"inputModes":["text/plain","application/json","application/octet-stream"],"outputModes":["text/plain","application/octet-stream"]}]}