Human-in-the-Loop Agents in Pure Dart: Genkit, MCP and an Approval Gate on Cloud Run
Esra Kadah
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Esra Kadah
1. The problem: an agent that can spend money Most agent demos stop at "the model called a...
Most agent demos stop at "the model called a tool and it worked". Real back offices have tools you do not want a model to run on its own.
I built a dispatch assistant for a small, made-up field service company. A dispatcher types "What is the status of WO-1043?" or "Order a 3 kW heating element for WO-1044." and the agent answers. It has three tools:
Excerpt from DEV Community ↗, by Esra Kadah.
Human-in-the-Loop Agents in Pure Dart: Genkit, MCP and an Approval Gate on Cloud Run was first seen on DEV Community · Top this week on Oct 28, 2026. Since then it has appeared in 36 checks on 3 different days. Its best position was #27 of 30, reached on Oct 28, 22:43 UTC. It dropped off the list after Nov 2, 14:43 UTC.
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Not at the moment. It was last on the list on Nov 2, 14:43 UTC, after 3 days of trending.
#27 on DEV Community · Top this week, on Oct 28, 22:43 UTC. Trendoday checks this list every 60 minutes.
It was first seen on Oct 28, 2026 and has been on the list on 3 days (36 checks) since.