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

DimensionTelnyx MCP ServerOfficial proxy connecting your IDE to Telnyx's remote MCP serverHevy MCPManage your Hevy workout data from AI assistants via MCP.
FMRS54 / 100 · D77 / 100 · B
Reliability7 / 2012 / 20
Security and permissions8 / 2016 / 20
Maintenance14 / 2016 / 20
Documentation13 / 2018 / 20
Setup experience12 / 2015 / 20
Best for
  • Developers already on the Telnyx platform who want to operate Telnyx resources from inside their IDE
  • Teams building voice agents, SMS automation, or other telecom-integrated AI applications
  • 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
Not for
  • Users without a Telnyx account or API key
  • Teams that need a fully enumerated tool list up front to assess integration scope — the source material does not name individual tools
  • 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)
Required permissions
  • Requires a Telnyx API key (TELNYX_API_KEY), flagged as a secret in the server manifest
  • That key can authorize account-level telecom operations (e.g., sending messages, purchasing numbers) and should be handled carefully
  • 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
Risks and side effects
  • A leaked API key could be used to incur real charges or misuse telecom resources (e.g., bulk SMS) on the Telnyx account
  • The remote MCP server (api.telnyx.com) is a hosted service; its availability and behavior depend on Telnyx's infrastructure rather than local control
  • The source material explicitly states the repository is a work in progress under active development, so interfaces may change
  • 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
Supported clientsCursor, Claude Code, Gemini CLIClaude Desktop, Cursor, Codex, Antigravity
Tools026