A2A Client (early access)

Agent-to-Agent (A2A) client, enabling discovering remote agents' Agent Cards as well as sending messages to remote agents.

outbound io.camunda.agenticai:a2aclient:0

Required inputs

Key	Label	Type
`data.connection.url`	A2A server URL	FEEL expression
`data.connectorMode.operation.params.text`	Text	FEEL expression
`data.connectorMode.operation.settings.responseRetrievalMode.webhookUrl`	Webhook URL	FEEL expression
`data.connectorMode.toolOperation.operation`	Operation	FEEL expression
`data.connectorMode.toolOperation.sendMessageSettings.responseRetrievalMode.webhookUrl`	Webhook URL	FEEL expression

Optional inputs

Key	Label	Type
`data.connection.agentCardLocation`	Agent card location	FEEL expression
`data.connectorMode.type`	Connector mode	string
`data.connectorMode.operation.type`	Operation	string
`data.connectorMode.operation.params.contextId`	Context ID	FEEL expression
`data.connectorMode.operation.params.taskId`	Task ID	FEEL expression
`data.connectorMode.operation.params.referenceTaskIds`	Reference Task IDs	FEEL expression
`data.connectorMode.operation.params.documents`	Documents	FEEL expression
`data.connectorMode.operation.settings.responseRetrievalMode.type`	Response retrieval	string
`data.connectorMode.operation.settings.responseRetrievalMode.token`	Token	secret
`data.connectorMode.operation.settings.responseRetrievalMode.authenticationSchemes`	Authentication schemes	FEEL expression
`data.connectorMode.operation.settings.responseRetrievalMode.credentials`	Authentication credentials	secret
`data.connectorMode.operation.settings.historyLength`	History length	FEEL expression
`data.connectorMode.operation.settings.timeout`	Response timeout	FEEL expression
`data.connectorMode.toolOperation.params`	Parameters	FEEL expression
`data.connectorMode.toolOperation.sendMessageSettings.responseRetrievalMode.type`	Response retrieval	string
`data.connectorMode.toolOperation.sendMessageSettings.responseRetrievalMode.token`	Token	secret
`data.connectorMode.toolOperation.sendMessageSettings.responseRetrievalMode.authenticationSchemes`	Authentication schemes	FEEL expression
`data.connectorMode.toolOperation.sendMessageSettings.responseRetrievalMode.credentials`	Authentication credentials	secret
`data.connectorMode.toolOperation.sendMessageSettings.historyLength`	History length	FEEL expression
`data.connectorMode.toolOperation.sendMessageSettings.timeout`	Response timeout	FEEL expression
`resultVariable`	Result variable	string
`resultExpression`	Result expression	FEEL expression
`errorExpression`	Error expression	FEEL expression
`retryCount`	Retries	FEEL expression
`retryBackoff`	Retry backoff	string

Apply this connector with @bpmnkit/connectors

import { applyConnectorTemplate } from "@bpmnkit/connectors" const result = applyConnectorTemplate("io.camunda.connectors.agenticai.a2a.client.v0", { "data.connection.url": "= ...", "data.connectorMode.operation.params.text": "= ...", "data.connectorMode.operation.settings.responseRetrievalMode.webhookUrl": "= ...", "data.connectorMode.toolOperation.operation": "= =toolCall.operation", "data.connectorMode.toolOperation.sendMessageSettings.responseRetrievalMode.webhookUrl": "= ...", "data.connection.agentCardLocation": "= ...", "data.connectorMode.type": "standalone", })