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Analysis: 90% of MCP servers functional, but 12% are spam

By PulseAugur Editorial · [1 sources] ·

A recent analysis of over 37,000 MCP servers revealed that nearly 90% are functional, though a significant portion requires authentication before providing any information. The study, which simulated client interactions, found that most responsive servers answered within half a second, but the number of exposed tools varied widely, with a median of seven tools per server. The analysis also identified that approximately 12% of the MCP registry entries appeared to be spam or bulk-published content. AI

IMPACT Highlights the practical challenges and quality issues in the ecosystem of tools and services built around AI models.

RANK_REASON Analysis of a specific technology product (MCP servers) and its ecosystem.

Read on dev.to — MCP tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Analysis: 90% of MCP servers functional, but 12% are spam

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26 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
Analysis of a specific technology product (MCP servers) and its ecosystem.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
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product, other
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AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
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Breaking (< 6h)
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Full methodology in our editorial standards.

COVERAGE [1]

  1. dev.to — MCP tag TIER_1 English(EN) · nestdaddy ·

    We tested 37,000 MCP servers. Here's how many actually work

    <p>The official MCP registry now lists more than 62,000 servers. Most "best MCP servers" lists are written by hand from a few dozen of them. We wanted the whole picture, so we built a directory that connects to <strong>every remote MCP server in the registry</strong> the way an M…

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