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Compare MCP servers

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

DimensionPerplexity API PlatformReal-time search, reasoning, and research through Perplexity's API.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
FMRS64 / 100 · C77 / 100 · B75 / 100 · B
Reliability10 / 2012 / 2013 / 20
Security and permissions12 / 2016 / 2012 / 20
Maintenance13 / 2016 / 2016 / 20
Documentation15 / 2018 / 2017 / 20
Setup experience14 / 2015 / 2017 / 20
Best for
  • AI assistants that need real-time web search
  • Users needing Perplexity Agent API research and reasoning capabilities
  • Developers using MCP-compatible client tools
  • 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
  • Local tasks that do not need internet or an external API
  • Environments without a Perplexity API key
  • Immediate-use scenarios that cannot wait for research runs lasting several minutes
  • 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
  • Requires access to PERPLEXITY_API_KEY
  • Requires network access to the Perplexity API and the internet
  • HTTP deployments may require network binding and host, origin, and port configuration
  • 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
  • The API key must be configured through the environment and should not be exposed.
  • Setting BIND_ADDRESS to 0.0.0.0 exposes the HTTP service on all network interfaces.
  • Setting ALLOWED_ORIGINS to * permits cross-origin browser requests from any origin.
  • Deep research runs may take minutes and may require a higher timeout.
  • 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 Code, Codex, Cursor, Claude Desktop, Kiro, Windsurf, VS CodeClaude Desktop, Cursor, Codex, Google AntigravityClaude Desktop, VS Code, Cursor, Windsurf, Zed, Amp
Tools42611