Parlant is an open-source framework designed to help developers build reliable, rule-guided conversational AI agents. Rather than relying entirely on broad language-model instructions, it uses guidelines and contextual rules to help agents respond consistently in customer-facing situations. It is aimed at teams that need more control over how an AI assistant behaves, particularly when handling support questions, policies, and structured business conversations. The core engine is open source under the Apache 2.0 licence. Its commercial dashboard supports building, testing, hosting, and monitoring agents