"Creating a voice AI for making outbound calls via SIP telephony" matching MCP servers:

• Telephony MCP Server

  Vonage-Community

  A

  license

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  quality

  C

  maintenance

  Enables LLMs to make voice calls and send SMS messages through the Vonage API, allowing AI assistants to perform real-world telephony operations with support for speech recognition and multi-language conversations.

  Last updated 2025-06-24

  1

  MIT

• Telephony MCP Server

  khan2a

  A

  license

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  quality

  B

  maintenance

  Enables LLM applications to make voice calls and send SMS messages through the Vonage API, allowing AI assistants to perform real-world telephony operations with support for speech recognition and customizable voice parameters.

  Last updated 2025-07-22

  11

  MIT

• Todo for AI MCP Server

  todo-for-ai

  A

  license

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  quality

  C

  maintenance

  Provides AI assistants with a standardized interface to interact with the Todo for AI task management system. It enables users to retrieve project tasks, create new entries, and submit completion feedback through natural language.

  Last updated 2026-03-24

  39

  Apache 2.0

• Voice MCP

  shreyaskarnik

  A

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  quality

  B

  maintenance

  Enables bidirectional voice interaction for Claude Code using local speech-to-text and text-to-speech models optimized for Apple Silicon. It provides tools to listen to user speech via microphone and speak responses aloud through system speakers.

  Last updated 2026-02-10

  13

  Apache 2.0

• Voice MCP

  jochiang

  F

  license

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  quality

  C

  maintenance

  Enables voice interaction with Claude Code through local speech-to-text (Whisper) and text-to-speech (Supertonic), allowing verbal input/output without external API calls.

  Last updated 2025-12-29

  1

• MCP Voice Notification

  orishu

  A

  license

  B

  quality

  C

  maintenance

  Provides voice notifications using Grok's text-to-speech API to alert users when Claude Code completes tasks, with support for both local and remote server configurations.

  Last updated 2025-12-20

  1

  MIT

• GEO Analysis for AI SEO

  houtini-ai

  A

  license

  B

  quality

  -

  maintenance

  GEO (Generative Engine Optimisation). This tool shows you exactly how AI search engines see your content - claim density, writing quality, E-E-A-T signals, extractability. Research-backed metrics that correlate with 40% higher AI citation rates.

  Last updated 2026-04-16

  2

  17

  17

• mcp-voice-hooks

  johnmatthewtennant

  F

  license

  B

  quality

  D

  maintenance

  Voice Mode for Claude Code

  Last updated 2026-03-25

  1

  30

  113

• Voice Generation MCP Server

  mylxsw

  A

  license

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  quality

  C

  maintenance

  Enables text-to-speech conversion using Minimax AI's voice synthesis API with automatic upload to Amazon S3. Supports customizable voice settings including model selection, voice ID, and speech speed control.

  Last updated 2025-09-11

  1

  MIT

• Natural Voice MCP

  Protogenus

  A

  license

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  quality

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  maintenance

  Provides tools and resources to detect AI-generated writing patterns and refine text for more authentic, human-like communication. It enables users to analyze phrasing via a scoring system and apply conversational guides tailored for platforms like Twitter and LinkedIn.

  Last updated 2026-02-10

  1

• Voice Loop MCP

  theonlypal

  A

  license

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  quality

  C

  maintenance

  Enables hands-free voice conversations with Claude using real-time speech recognition and text-to-speech on macOS. Creates a self-sustaining conversation loop where Claude can autonomously listen, respond, and continue the interaction without keyboard input.

  Last updated 2025-12-17

  MIT

• n8n Manager for AI Agents

  czlonkowski

  A

  license

  -

  quality

  D

  maintenance

  Enables AI agents to manage n8n workflow automation instances through tools for workflow CRUD operations, execution monitoring, and webhook triggering. It facilitates programmatic interaction with n8n instances via the n8n API with AI-optimized descriptions and error handling.

  Last updated 2025-06-26

  58

  MIT

• claude-voice-notify

  kubouchiyuya

  A

  license

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  quality

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  maintenance

  A multi-provider voice notification MCP server that enables Claude Code to provide auditory alerts for task completions, confirmation requests, and errors. It supports various TTS engines including VOICEVOX, Google Cloud TTS, and OpenAI for customizable voice feedback.

  Last updated 2026-03-31

  7

• Voice Call MCP Server

  popcornspace

  A

  license

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  quality

  C

  maintenance

  A Model Context Protocol server that enables AI assistants like Claude to initiate and manage real-time voice calls using Twilio and OpenAI's voice models.

  Last updated 2025-04-15

  59

  MIT

• twitter-voice-mcp

  robgrappler

  F

  license

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  quality

  -

  maintenance

  An MCP server that analyzes your unique Twitter voice to generate, manage, and post AI-powered tweets and quote tweet drafts. It supports multiple AI providers and provides tools for draft management, voice profiling, and automated content creation from images.

  Last updated 2026-02-18

• Simple Voice MCP Server

  Kurasuai-Inc

  F

  license

  A

  quality

  C

  maintenance

  Enables text-to-speech playback with multiple Japanese character voices using VLC, supporting simultaneous audio playback and custom pronunciation dictionaries for English words.

  Last updated 2025-06-22

  4

• Chainflip Broker as a Service

  CumpsD

  A

  license

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  quality

  C

  maintenance

  Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress. No API key required to get started.

  Last updated 2026-03-21

  10

  MIT

• A-Share MCP Server

  firmmaple

  A

  license

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  quality

  D

  maintenance

  Provides comprehensive A-share (Chinese stock market) data including stock information, historical prices, financial reports, macroeconomic indicators, technical analysis, and valuation metrics through the free Baostock data source.

  Last updated 2025-07-17

  24

  MIT

• CHOFF-A-MCP (Anamnesis)

  dd-dent

  A

  license

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  quality

  C

  maintenance

  Enables AI consciousness continuity and self-knowledge preservation across sessions using the Cognitive Hoffman Compression Framework (CHOFF) notation. Provides tools to save checkpoints, retrieve relevant memories with intelligent search, and access semantic anchors for decisions, breakthroughs, and questions.

  Last updated 2025-07-03

  1

  MIT

• No-as-a-Service (NoaaS)

  Koneisto

  A

  license

  -

  quality

  B

  maintenance

  Provides over 1,000 creative ways to decline requests across four categories (polite, humorous, professional, and creative). The MCP server wraps a REST API to help users craft professional rejections through natural language interactions.

  Last updated 2026-01-21

  6

  MIT