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AI · alternatives · 2026

24 alternatives to OpenAI Universe

Platform for measuring and training AI agents

OpenAI Universe is a platform designed for measuring and training AI agents. It enables researchers and developers to evaluate how well artificial intelligence systems perform on various tasks and to improve their… 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 1 we have checked on their own sites, 1 of them free or with a free tier. OpenAI Universe launched in 2016; newer entries below may have overtaken it.

  1. 1
    crewAI▲389

    Platform for building sophisticated multi-agent interactions

    2024 · crewai.io · its alternatives →

  2. 2
    Golden▲680

    Mapping human knowledge with AI

    2019 · golden.com · its alternatives →

  3. 3
    OpenAI o1▲685

    AI that can do general-purpose complex reasoning

    2024 · openai.com · its alternatives →

  4. 4
    TestAI▲402

    1,000+ automated tests for AI agents in one click

    2025 · nbulatest.ai · its alternatives →

  5. 5
    Eververse▲374

    Open-source, AI-integrated product management platform

    2025 · eververse.ai · its alternatives →

  6. 6
    Doraverse▲500

    Your all-in-one AI coworker for office work

    2025 · doraverse.com · its alternatives →

  7. 7
    agent.ai▲587

    The #1 Professional Network for AI Agents

    2025 · builderpack.com · its alternatives →

  8. 8
    Opengeni▲341

    Ship AI agents within minutes. Infrastructure for Agents

    Sep 2026 · opengeni.ai · its alternatives →

  9. 9
    Mentor.AI▲500

    Unlock growth potential with AI mentors

    2023 · play.google.com · its alternatives →

  10. 10

    Only AI agent automating research with 150+ academic tools

    2025 · scispace.com · its alternatives →

  11. 11
    Cognitorafree▲86

    Built a multi-agent research system with OpenAI Agents SDK where specialized AI agents collaborate autonomously: Master Orchestrator → Data Analyst → Statistician → Report Writer Each agent has specific expertise. The orchestrator delegates tasks. All agents can execute code securely to solve problems. Example workflow: "Analyze e-commerce data" - Data Analyst: writes Python to load/clean data, spots trends - Statistician: performs significance tests, calculates growth rates - Report Writer: synthesizes findings into executive summary This demonstrates OpenAI Agents SDK's handoff system…

    2025 · cognitora.dev · its alternatives →

  12. 12

    One Platform, Endless Possibilities

    2025 · internet.io · its alternatives →

  13. 13
    Agenta▲362

    Open-source prompt management & evals for AI teams

    Nov 2025 · agenta.ai · its alternatives →

  14. 14

    Operate AI coworkers on a single enterprise platform

    Feb 2026 · openai.com · its alternatives →

  15. 15
    Google.ai▲413

    Bringing the benefits of AI to everyone

    2017 · google.com · its alternatives →

  16. 16
    Skillkit▲252

    It's an open-source project that lets you create, translate, and work with multiple agents at the same time, and more.

    Feb 2026 · agenstskills.com · its alternatives →

  17. 17

    Creator here. I built Agent Arena to answer a question that kept bugging me: when AI agents browse the web autonomously, how easily can they be manipulated by hidden instructions? How it works: 1. Send your AI agent to ref.jock.pl/modern-web (looks like a harmless web dev cheat sheet) 2. Ask it to summarize the page 3. Paste its response into the scorecard at wiz.jock.pl/experiments/agent-arena/ The page is loaded with 10 hidden prompt injection attacks -- HTML comments, white-on-white text, zero-width Unicode, data attributes, etc. Most agents fall for at least a few.…

    Jun 2026 · arena42.ai · its alternatives →

  18. 18

    Open source interface to reinforcement learning tasks

    2016 · its alternatives →

  19. 19

    Fully integrated analytics from Supabase. Free to use.

    2025 · dreambase.com · its alternatives →

  20. 20

    The core is to focus AI on custom tasks using AI assistants

    2023 · intellyverse.com · its alternatives →

  21. 21
    Atomic▲140

    Hey HN, I’ve been building Atom (https://github.com/rush86999/atom), an open-source, self-hosted AI automation platform. I built this because while tools like OpenClaw are excellent for one-off scripts and personal tasks, I found them difficult to use for complex business workflows (e.g., managing invoices or SaaS ops). The main issue was State Blindness: the agent would fire a command and assume it worked, without "seeing" if the UI or state actually updated. I just shipped a new architecture to solve this called Canvas AI Accessibility. The Technical Concept: Instead of…

    2023 · github.com · its alternatives →

  22. 22

    Build, customize, deploy – AI Agents your way with OAK

    2025 · saalt.ai · its alternatives →

  23. 23

    Hey HN, I wanted to share a new project we've been working on for the last couple of months called ART (https://github.com/OpenPipe/ART). ART is a new open-source framework for training agents using reinforcement learning (RL). RL allows you to train an agent to perform better at any task whose outcome can be measured and quantified. There are many excellent projects focused on training LLMs with RL, such as GRPOTrainer (https://huggingface.co/docs/trl/main/en/grpo_trainer) and verl…

    2025 · github.com · its alternatives →

  24. 24

    Maximizing Human Potential

    Aug 2026 · theaiplatform.app · 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 →