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COMPARE UP TO 4 SERVERS

Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionDomain Memory AgentAn MCP server for domain-specific knowledge management with semantic search and summarization.Hevy MCPManage your Hevy workout data from AI assistants via MCP.Firecrawl MCP ServerFirecrawl's official MCP server for web search, scraping, and structured extraction for AI agents
FMRS28 / 100 · D77 / 100 · B75 / 100 · B
Reliability4 / 2012 / 2013 / 20
Security and permissions5 / 2016 / 2012 / 20
Maintenance12 / 2016 / 2016 / 20
Documentation3 / 2018 / 2017 / 20
Setup experience4 / 2015 / 2017 / 20
Best for
  • MCP users who want a lightweight, dependency-light knowledge base.
  • Cases where TF-IDF retrieval and extractive summarization are sufficient.
  • Developers exploring non-official domain knowledge servers inside the Claude Code plugin marketplace ecosystem.
  • Hevy PRO users who want AI assistants to directly access their workout data
  • People who prefer using MCP clients like Claude, Cursor, Codex for fitness tracking
  • Anyone needing summaries and insights from their training data
  • Scenarios needing clean, structured web context fed to an AI assistant
  • Users already on the Firecrawl platform who want to call its scraping capability directly via MCP
Not for
  • High-fidelity semantic search requiring vector/embedding retrieval or neural summarization.
  • Production knowledge platforms that need documented authentication, encryption, and access controls.
  • Users who need a complete tool catalog or official support commitments before installing.
  • Users without a Hevy PRO subscription (API key required)
  • Users who want to use the server without an API key
  • Those needing delete workflows (Hevy API does not expose delete endpoints)
  • Simple static-page scraping where you don't want to depend on a third-party API and incur call costs
  • Sites that explicitly disallow automated access (robots.txt)
Required permissions
  • The source does not document an explicit permission list.
  • Because transport is stdio, the server is launched as a local process by the MCP client; actual filesystem or network access depends on the npm package implementation, which is not described in the supplied manifest.
  • Requires HEVY_API_KEY environment variable for Hevy API authentication
  • Can create, update, and replace workouts, routines, folders, templates, and body measurements via tools
  • Read operations can fetch workouts, routines, folders, templates, history, and user info
  • Requires a Firecrawl API key to call; cost and quota are governed by the Firecrawl account
  • firecrawl_agent/firecrawl_interact perform automated browser interaction, which may trigger login or form-submission flows on the target site
Risks and side effects
  • Unofficial third-party server; it is not maintained by Anthropic, Claude Code, or the upstream product/protocol owner.
  • Installing an npm package carries normal supply-chain integrity and dependency risks.
  • The manifest does not list concrete tool names, security model, or data-handling guarantees.
  • Storage, encryption, and retention of knowledge-base data are not described in the provided materials.
  • API key can be misused if leaked; do not expose in URLs, logs, or screenshots
  • Create operations may produce duplicates on retry; update operations replace existing records
  • The server sends data to the Hevy API and may send telemetry to external services unless disabled
  • Bulk crawl/map tools can generate significant request volume against a target site — respect the site's rate limits and terms of service
  • firecrawl_agent's interactive action chain is longer — define task boundaries clearly before running it to avoid accidentally triggering actions on a sensitive site
Supported clientsClaude Desktop, Cursor, Codex, Google AntigravityClaude Desktop, VS Code, Cursor, Windsurf, Zed, Amp
Tools02611