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Voice Agent Linter

com.modernmustardseed/voice-linter · v1.0.0

Instruction-like text in descriptions

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	tools
Tool definitions	3 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Instruction-like text was found in lint_voice_agent. This is a pattern match, not a verdict. What we look for

Lints a phone voice agent prompt and platform config before real callers reach it.

streamable-http · https://mcp.modernmustardseed.com/voice-linter

claude mcp add --transport http voice-linter https://mcp.modernmustardseed.com/voice-linter

{
  "mcpServers": {
    "voice-linter": {
      "url": "https://mcp.modernmustardseed.com/voice-linter"
    }
  }
}

lint_voice_agent
Check a phone voice agent’s system prompt and, optionally, its config JSON (Vapi assistant, Retell agent or LLM, ElevenLabs agent, or OpenAI Realtime session) against rule-based checks learned on live calls. Finds: no live date and dates without a year; phone numbers, emails, URLs, hyphen ranges and
list_lint_rules
List every Voice Agent Linter rule with its id, title, default severity, category, what it reads (prompt, config or both) and the platforms it applies to. Filter by platform or category. Static reference, no network access.
explain_lint_rule
Explain one Voice Agent Linter rule by id: why it exists, a bad and a good example, the fix, the platforms it applies to, and its sources with the date each was read. Static reference, no network access.

Website · JSON · Text for agents · Registry updated 2026-10-11