MCP servers · least privilege

Read-only MCP servers

1,620 MCP servers declare tools that only read: none of their tools is classed write or destructive. That makes them the safest place to start giving an agent access. Read-only describes the tools, not the code, so the audit verdict still decides whether to connect one.

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ModelsAtlas. “Read-only MCP servers”. Retrieved 29 Oct 2026. https://modelsatlas.com/mcp/read-only/page/42

Verdicts · 1,620 servers

✓SAFE913!CAUTION261✕BLOCK446

Transports

A server can list more than one transport.

1,620 servers

985–1,008 of 1,620 · ranked by trust score, then stars

Twilio

twilio-labs/mcp

!CAUTION B

Monorepo providing 1) OpenAPI to MCP Tool generator 2) Exposing all of Twilio's API as MCP Tools

★ 1121 readstdio

InfraNodus

infranodus/mcp-server-infranodus

!CAUTION B

The official InfraNodus MCP server

★ 1029 readsse

Video Analyzer

guimatheus92/mcp-video-analyzer

!CAUTION B

MCP server that turns any video — YouTube, Instagram, TikTok, Loom, X, Vimeo, direct URLs, local files — into transcripts, key frames, OCR text, and metadata for AI agents.

★ 903 read

Xiaohongshu

todieornot/xiaohongshu-mcp-nodejs

✓SAFE B

企业级小红书MCP Node.js重构 - 支持多账号矩阵管理、反风控、数据采集与发布

★ 791 read

SunoMCP

AceDataCloud/SunoMCP

!CAUTION B

MCP server for Suno AI music generation, lyrics, and cover workflows via Ace Data Cloud.

★ 6210 readstdio

CAP Plugin

gavdilabs/cap-mcp-plugin

✓SAFE B

MCP (Model Context Protocol) server plugin for CAP NodeJS

★ 6123 readstreamable-http

Dremio

dremio/dremio-mcp

!CAUTION B

Dremio MCP server

★ 534 readstreamable-http

Dev.to MCP Server

nickytonline/dev-to-mcp

!CAUTION B

A remote Model Context Protocol (MCP) server for interacting with the dev.to public API without requiring authentication.

★ 456 readstreamable-http

CDK Pywrapper

sebotic/cdk_pywrapper

!CAUTION B

A Python wrapper for the Chemistry Development Kit (CDK)

★ 388 read

Google Researcher

zoharbabin/google-researcher-mcp

✓SAFE B

⚠️ DEPRECATED — Use https://github.com/zoharbabin/web-researcher-mcp instead

★ 3612 readstdio

fastify-mcp-server

flaviodelgrosso/fastify-mcp-server

!CAUTION B

Wire MCP protocol in your Fastify applications with ease

★ 297 readstreamable-http

Unified Tool Graph

pratikjadhav2726/unified-mcp-tool-graph

!CAUTION B

Instead of dumping 1000+ tools into a model’s prompt and expecting it to choose wisely, the Unified MCP Tool Graph equips your LLM with structure, clarity, and relevance. It fixes tool confusion, prevents infinite loops, and enables modular, intelligent agent workflows.

★ 273 readstdio

Human

olalonde/mcp-human

!CAUTION B

Human Assistance for AI Assistants

★ 262 readstdio

BrowserLoop

mattiasw/browserloop

✓SAFE B

A Model Context Protocol (MCP) server for taking screenshots and reading console logs of web pages using Playwright.

★ 232 readstdio

@amplitude/mcp-analytics

amplitude/Amplitude-MCP-Analytics-Node

✓SAFE B

Amplitude MCP Analytics SDK - MCP tracking for Amplitude Analytics. :sparkles: :calendar: Book a session with us :arrow_down:

★ 118 readstdio

agentwheel

NestDevLab/agentwheel

!CAUTION B

Skills, rules, and instructions across every AI agent. One source, every agent.

★ 95 readstreamable-http

vitest-agent

spencerbeggs/vitest-agent

✓SAFE B

A Vitest reporter that keeps results of test runs focused for LLMs

★ 22 read

Achiote

KyaniteLabs/Achiote

!CAUTION B

Achiote — nostalgic food-memory reconstruction MCP server: recreates childhood dishes using ingredients available where you are

★ 13 readstdio

ai_agents_api_library

eater2/ai_agents_api_library

✓SAFE B

Verified catalog of 300+ APIs and MCP servers that AI agents can call after a one-time API key/OAuth setup. JSON, llms.txt and an MCP server for agents.

★ 14 readstdio

browden

nishantsny/browden

!CAUTION B

Read-only browser MCP server — a local, configurable MCP shell around real Chrome for LLM agents.

★ 12 readsse

mcp-broker

korals-ai/mcp-broker

✓SAFE B

An MCP gateway for tool servers that aren't up yet — upstreams appear mid-session instead of blocking agent startup

★ 01 readstreamable-http

StoreTalk-MCP-Tiendanube

Javi-cba/StoreTalk-MCP-Tiendanube

!CAUTION B

PROYECTO EN DESARROLLO: Gestioná tu tienda online conversando con tu asistente de IA. Creá, editá o borrá productos, actualizá precios y stock, revisá pedidos, consultá ventas y creá cupones en lenguaje natural, sin entrar al panel. Conectás tu tienda una vez y listo.

★ 01 read

Nocturne Memory

dataojitori/nocturne_memory

!CAUTION B

A lightweight, rollbackable, and visual Long-Term Memory Server for MCP Agents. Say goodbye to Vector RAG and amnesia. Empower your AI with persistent, graph-like structured memory across any model, session, or tool. Drop-in replacement for OpenClaw.

★ 1,3712 readstreamable-http

mcp-searxng

ihor-sokoliuk/mcp-searxng

✓SAFE B

Private web search for AI assistants via SearXNG — supports Claude, Cursor, and any MCP client

★ 1,2846 readstdio

Other risk hubs

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Questions

What does read-only mean here?
A server is listed here when its source declares at least one tool and every tool is classed read: no write tools and no destructive tools.
Is a read-only server always safe?
No. 913 are SAFE, 261 CAUTION and 446 BLOCK on this list. A tool list says what the tools do, not whether the surrounding code is clean, so a read-only server can still be BLOCK.
Why are some servers on no risk list?
615 servers declare no tools we can read, because they build the list at runtime. They cannot be called read-only, so they appear on none of the risk hubs.

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