AI · alternatives · 2026

24 alternatives to Olmo 3

SOTA open models with full data traceability

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
   OLMo 2 32B▲12

   First fully open SOTA model from Ai2

   2025 · allenai.org · its alternatives →

2. 2
   Olmo Hybrid▲107

   7B open model mixing transformers and linear RNNs

   Mar 2026 · allenai.org · its alternatives →

3. 3
   OpenAI Open Models▲480

   gpt-oss-120b and gpt-oss-20b open-weight language models

   2025 · openai.com · its alternatives →

4. 4
   Llama▲312

   3.1-405B: an open source model to rival GPT-4o / Claude-3.5

   2024 · developer.meta.com · its alternatives →

5. 5
   Mistral 3▲415

   A family of frontier open-source multimodal models

   Dec 2025 · mistral.ai · its alternatives →

6. 6
   OpenAI o3 and o4-mini▲142

   Advanced Visual Reasoning & Agentic Tool Use

   2025 · openai.com · its alternatives →

7. 7
   Grok 2.5 (OSS Ver.)▲289

   2024 best model from xAI, now open source.

   2025 · huggingface.co · its alternatives →

8. 8
   OpenAI o1 API ▲458

   OpenAI's most advanced model, o1 API to third-party devs

   2024 · developers.openai.com · its alternatives →

9. 9
   GoModel – an open-source AI gateway in Go▲217

   Hi, I’m Jakub, a solo founder based in Warsaw. I’ve been building GoModel since December with a couple of contributors. It's an open-source AI gateway that sits between your app and model providers like OpenAI, Anthropic or others. I built it for my startup to solve a few problems: - track AI usage and cost per client or team - switch models without changing app code - debug request flows more easily - reduce AI spendings with exact and semantic caching How is it different? - ~17MB docker image - LiteLLM's image is more than 44x bigger ("docker.litellm.ai/berriai/litellm:latest" ~…

   Apr 2026 · github.com · its alternatives →

10. 10
    Open AI o3 API▲141

    Advanced reasoning models with safety-first innovation.

    2024 · openai.com · its alternatives →

11. 11
    Ollama multimodal engine▲277

    Run leading vision models locally with the new engine

    2025 · ollama.com · its alternatives →

12. 12
    Ollama v0.19▲413

    Massive local model speedup on Apple Silicon with MLX

    Apr 2026 · ollama.com · its alternatives →

13. 13
    OpenAI o3-mini▲510

    Pushing the frontier of cost-effective reasoning

    2025 · openai.com · its alternatives →

14. 14
    Devstral 2▲190

    SOTA open-source agentic coding models and CLI agent

    Dec 2025 · mistral.ai · its alternatives →

15. 15
    Kimi K3▲448

    The world's first open 3T-class model

    Jul 2026 · kimi.ai · its alternatives →

16. 16
    Kimi K2.6▲342

    Open-source SOTA for long-horizon coding and agent swarms

    Apr 2026 · kimi.ai · its alternatives →

17. 17
    OpenObserve▲305

    AI-native, open-source Datadog alternative

    Mar 2026 · openobserve.ai · its alternatives →

18. 18
    Kimi K2.5▲205

    Native multimodal model with self-directed agent swarms

    Jan 2026 · kimi.ai · its alternatives →

19. 19
    Evoke▲317

    Run open source AI models on the cloud with our APIs

    2023 · its alternatives →

20. 20
    OpenUI▲323

    The open standard for Generative UI

    Mar 2026 · openui.com · its alternatives →

21. 21
    Gemma 2▲279

    Lightweight, state-of-the-art open models from Google

    2024 · blog.google · its alternatives →

22. 22
    LangUI▲131

    Open source UI components tailored for your AI projects

    2023 · its alternatives →

23. 23
    Gradio 5.0▲224

    The easiest way to build AI web apps

    2024 · gradio.app · its alternatives →

24. 24
    Zoo▲234

    A free, open-source playground for AI image models

    2023 · 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 →