mcp-humanThis server lets AI assistants ask real people for help through Amazon Mechanical Turk. When the AI hits a roadblock, it posts a short question, attaches a small payment, and waits for a worker to typ

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Reviewed by Daniel Nikulshyn·Updated July 2026

Overview

MCP-Human is a Model Context Protocol (MCP) server that enables AI assistants to get human input when needed. It creates tasks on Amazon Mechanical Turk (MTurk) that let real humans answer questions from AI systems. This tool serves as a proof-of-concept and demonstrates how to build human-in-the-loop AI systems using the MCP standard. The server can be configured using environment variables and requires AWS credentials with MTurk permissions to function.

Key features

Integrates with Amazon Mechanical Turk
Supports MCP standard
Configurable using environment variables
Sandbox mode for testing

Pricing

Model: Free
Category: MCP Servers
Rating: No reviews yet

Use cases

AI Assistant Roadblock

An AI assistant encounters a roadblock and needs human input to proceed. MCP-Human is used to create a task on MTurk to get human assistance.

Human-in-the-Loop AI System

A developer wants to build a human-in-the-loop AI system using the MCP standard. MCP-Human is used to enable AI assistants to get human input when needed.

Pros & Cons

Pros

Enables AI assistants to get human input when needed
Demonstrates how to build human-in-the-loop AI systems using the MCP standard
Can be configured using environment variables

Cons

Requires AWS credentials with MTurk permissions
Currently in a proof-of-concept state with limitations

Reviews

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Q&A

How do I configure mcp-human?

The server can be configured using environment variables, such as MTURK_SANDBOX, AWS_REGION, and DEFAULT_REWARD.

Asked by Zeynep Aydin · Jul 17, 2026

What are the limitations of mcp-human?

The tool is currently in a proof-of-concept state and requires AWS credentials with MTurk permissions to function.

Asked by Amos Fältskog · Jun 3, 2026

Does mcp-human integrate with other services?

Yes, it integrates with Amazon Mechanical Turk (MTurk) and supports the Model Context Protocol (MCP) standard.

Asked by Ren Nakamura · Apr 12, 2026

What is the cost to use mcp-human?

The DEFAULT_REWARD environment variable sets the reward amount in USD, defaulting to $0.05.

Asked by Chioma Nwosu · Mar 29, 2026

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