Kedarnath Goud Kothinti 2026. Designing Production-Grade Agentic AI for Continuous Payment Exception Monitoring, Hierarchical Authorization, and Governance in Financial Systems: An MCP, LLM, and RAG Implementation Architecture. International Journal of Computer Information Systems and Industrial Management Applications. 18, 23s (Sep. 2026), 1555–1567. DOI:https://doi.org/10.70917/ijcisim-2026-5713.