AI · alternatives · 2026

24 alternatives to Open-Source outcome- / usage-based billing engine for AI Agents

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 5 we have checked on their own sites, 4 of them free or with a free tier.

1. 1
   Tori▲82

   The smartest AI support agent for customer success

   5d ago · asktori.ai · its alternatives →

2. 2
   Ana by Vertice▲88

   The AI negotiation agent for software purchases

   20d ago · vertice.one · its alternatives →

3. 3
   Mantlefree tier▲58

   Open-source service builder for humans and AI agents

   Sep 2026 · mantle.tools · its alternatives →

4. 4
   AgentSDR▲106

   Open-source AI SDR

   15d ago · agentsdr.ai · its alternatives →

5. 5
   Harmony▲145

   AI agents that resolve IT/HR tickets inside Slack and Teams

   Sep 2026 · harmony.io · its alternatives →

6. 6
   Communicate▲99

   AI support agents grounded in your knowledge, with handoff

   20d ago · communicate.so · its alternatives →

7. 7
   Userlens▲116

   AI agent to improve product adoption

   Apr 2026 · userlens.io · its alternatives →

8. 8
   Muse▲229

   Your personal AI agent that gets things done

   Sep 2026 · auth.muse.ai · its alternatives →

9. 9
   Exa 3.0free tier, from $4/mo▲186

   Smarter search that gives AI agent richer data at lower cost

   2d ago · exa.ai · its alternatives →

10. 10
    Overpath▲83

    Your AI Teammate for Revenue Execution

    Jun 2026 · overpath.ai · its alternatives →

11. 11AI
    Agent Interface▲79

    Give AI agents a better way to use computers

    Sep 2026 · unjuno.github.io · its alternatives →

12. 12
    Semwright▲67

    Give AI agents structured access to real software

    13d ago · semwright.com · its alternatives →

13. 13
    withHuman▲105

    A human approval layer for AI Agents

    7d ago · withhuman.ai · its alternatives →

14. 14
    Elocuenti▲61

    Agentic commerce: sell on WhatsApp and AI assistants

    11d ago · elocuenti.com · its alternatives →

15. 15
    Tables.so▲114

    AI that finds, qualifies and enriches your next customer

    Sep 2026 · tables.so · its alternatives →

16. 16
    ruOSfree tier▲103

    A cloud desktop where AI agents do the work for you

    16d ago · ruos.cognitum.one · its alternatives →

17. 17
    Agent.ai▲151

    AI-enhanced customer service

    2016 · agent.ai · its alternatives →

18. 18
    Cubicle▲118

    A live office for your AI agents, read-only by design

    22d ago · github.com · its alternatives →

19. 19
    Koreshield▲91

    Security and evidence for AI support agents

    29d ago · koreshield.ai · its alternatives →

20. 20
    Eggshell▲74

    Local memory for AI agents to reuse work, spend fewer tokens

    Sep 2026 · github.com · its alternatives →

21. 21
    Praex▲69

    The coding agent that runs on its own AI models

    2d ago · praex.ai · its alternatives →

22. 22
    Cosmic AI Support Agent▲88

    An AI support agent that stays in sync with your site

    16d ago · cosmicjs.com · its alternatives →

23. 23
    IntellAgents.iofree tier, from $20/mo▲85

    One AI agent for every call, chat, and DM

    28d ago · intellagents.io · its alternatives →

24. 24AA
    Argentic – An L402 Lightning toll booth for AI scraping agentsfrom $0.001/mo▲9

    Aug 2026 · argentic.network · its alternatives →

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 →