AI Explained

Plain explanations of trending AI concepts, with live visualizations.

Agent2026-05-16

MCP SEP-2663 lands Tasks extension — async task handles for long-running tool calls — What does it mean?

SEP-2663 lets an MCP server return a Task handle from tools/call; the client then drives it with tasks/get, tasks/update, and tasks/cancel — no blocked connections.

Agent2026-05-16

Is Grep All You Need? — Grep vs vector retrieval for agentic search — What does it mean?

An empirical study on 116 LongMemEval questions finds literal grep generally beats vector retrieval inside agent harnesses — and that harness design and tool-calling style dominate the retrieval algorithm choice.

Agent2026-05-16

AsyncFC paper — Symbolic futures in the decode stream — What does it mean?

AsyncFC inserts a typed placeholder when the model emits a tool call, so decoding keeps flowing while the tool runs — no retraining required.