Agents, Tools and MCP

The 2026 frontier: the ReAct loop, tool and function calling, memory, and the Model Context Protocol (build an MCP server).

1. 1What an agent is: the model-in-a-loop3 q
2. 2The ReAct loop: reason, act, observe3 q
3. 3Designing tools the model can use3 q
4. 4Tool calling and function dispatch3 q
5. 5Memory and multi-step workflows3 q
6. 6The Model Context Protocol (MCP)3 q
7. 7Building an MCP server3 q
8. 8Guardrails on agents: least privilege and safety3 q