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AI · alternatives · 2026

24 alternatives to Patter SDK

open-source SDK that gives your AI agent a phone number

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    The open-source framework for real-time AI voice

    2025 · videosdk.live · its alternatives →

  2. 2

    Give your agent a real number and voice to make calls.

    May 2026 · pollyreach.ai · its alternatives →

  3. 3
    Vapi▲547

    Voice AI agents for Developers

    2025 · vapi.ai · its alternatives →

  4. 4
    Patter▲3

    t-mobile for ai agents

    Jul 2026 · getpatter.com · its alternatives →

  5. 5
    Dial▲228

    Give your AI agent a real phone number in 10 seconds

    Aug 2026 · getdial.ai · its alternatives →

  6. 6
    Intervo▲382

    The open-source platform for conversational AI

    2025 · intervo.ai · its alternatives →

  7. 7

    Research teams trust. Conversations customers love.

    2025 · getperspective.ai · its alternatives →

  8. 8

    Build voice-to-voice AI agents with any LLM with Open Source

    2024 · daily.co · its alternatives →

  9. 9

    Bringing the power of Grok Voice to all developers

    Dec 2025 · x.ai · its alternatives →

  10. 10

    Call, text, or delegate to your AI with virtual numbers.

    2025 · chatodyssey.com · its alternatives →

  11. 11

    Hi HN folks ! I am the author of AVA, a self hosted AI Voice Agent that plugs into Asterisk/Freepbx so you own all the aspects of an AI Voice agent in your own infrastructure. It uses Asterisk native Audiosocket/RTP with python engine to run STT,LLM and TTS loop. The project support several full providers openai, gemini, grok, elevenlabs out of the box and also provides options to build custom pipelines by choosing different stt tts and llm. It also supports full local agent if you have a GPU with 25GB RAM which enables realtime conversation along with tool calling. I started this…

    Jul 2026 · github.com · its alternatives →

  12. 12

    Natural AI conversations with real-time dialogue

    2023 · its alternatives →

  13. 13

    Make an AI voice chat app in 21 lines of JavaScript

    2024 · github.com · its alternatives →

  14. 14

    Give your AI the power to make phone calls

    May 2026 · agenticcalling.ai · its alternatives →

  15. 15

    A low-code , No-Code Voice AI agents for everyone

    2025 · vomyra.com · its alternatives →

  16. 16

    Your intelligent voice assistant

    2023 · answercall.ai · its alternatives →

  17. 17

    The TypeScript SDK for AI agents with self-improving memory

    Jun 2026 · eidentic.dev · its alternatives →

  18. 18

    A fast, open-source voice assistant powered by Groq, Cartesia, and Vercel.

    2024 · swift-ai.vercel.app · its alternatives →

  19. 19

    I’ve been working on an SDK for creating voice AI apps. If you’ve ever wanted to make consumer voice apps, this is for you. There are some neat ideas in here that I’m really proud of: the decorators make everything very readable, and the prompting system is wonderfully dynamic. The basic setup command is: npx create-pocket-app This will create a Next.js app that’s ready to deploy. Check out the live examples on the home page to get a feel for what’s possible, and to see the code!

    2025 · pocketcomputer.com · its alternatives →

  20. 20

    Get a real phone number for your AI agent in under 10 minutes. Works with OpenClaw, Hermes Agent, and any LLM. Outbound calls, SMS, and inbound voice — one API. No telecom experience needed.

    May 2026 · agentline.cloud · its alternatives →

  21. 21

    Build AI Phone Agents for Customer Support & Lead Generation

    2025 · its alternatives →

  22. 22

    Human-like AI voice agents, built for India

    Sep 2026 · trikon.tech · its alternatives →

  23. 23

    Agent Conversations - Voice & Text in English & Swedish

    2025 · ringagent.ai · its alternatives →

  24. 24

    Build voice agents you own

    Jul 2026 · dashboard.voice-ai.dev · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →