Alternatives

Products that do what AI Timeline – 171 LLMs from Transformer (2017) to GPT-5.3 (2026) does

Interactive timeline of every major Large Language Model. Filterable by open/closed source, searchable, 54 organizations tracked.

1. 1
   gpt-realtime-1.5 by OpenAI▲304

   Tighter instruction adherence in speech agents

   Feb 2026

2. 2
   GPT-4▲1,161

   LLM that exhibits human-level performance

   2023 · openai.com

3. 3IB
   I built a tiny LLM to demystify how language models work▲915

   Built a ~9M param LLM from scratch to understand how they actually work. Vanilla transformer, 60K synthetic conversations, ~130 lines of PyTorch. Trains in 5 min on a free Colab T4. The fish thinks the meaning of life is food. Fork it and swap the personality for your own character.

   Apr 2026 · github.com

4. 4
   GPT-4.5▲511

   The largest and best model for chat yet in GPT family

   2025

5. 5
   GPT-5.6▲340

   A new standard for intelligence and efficiency

   Jul 2026 · openai.com

6. 6
   GPT-4.1 in the API▲375

   Announcing GPT-4.1, GPT-4.1 mini, & GPT-4.1 nano in the API

   2025

7. 7
   GPT-5.5 by OpenAI▲477

   OpenAI's smartest and most intuitive to use model yet

   Apr 2026 · openai.com

8. 8
   OpenAI Universe▲329

   Platform for measuring and training AI agents

   2016

9. 9TA
   Transform any Wikipedia article into a graphical timeline▲128

   2022 · observablehq.com

10. 10
    Talk to Transformer▲134

    See how a modern neural network completes your text.

    2019

11. 11
    GPT-J▲401

    Open-source cousin of GPT-3, everyone can use it

    2021

12. 12
    LLM Explorer▲152

    Find your best LLM for a local inference

    2023

13. 13
    Story AI▲283

    Use A.I to write a story

    2019

14. 14
    Last24.ai▲380

    World news in the last 24 hours, summarized in one mindmap

    2024

15. 15
    No Language Left Behind by Meta▲116

    An open-source language translation system for 200 languages

    2022

16. 16
    Dolly▲113

    Democratizing the magic of ChatGPT with open models

    2023

17. 17
    MyLens.AI▲183

    Generate timelines for any topic with AI

    2023

18. 18
    AI Discovery Dashboard▲115

    All AI/LLM related updates in one place

    2023

19. 19
    Immersive Fox▲96

    AI turns documents into multilingual training in 10 minutes

    Apr 2026 · immersive-fox.com

20. 20
    Futurepedia▲148

    Updated & curated catalog of AI tools with verified quality

    2022

21. 21
    No Code AI Model Builder▲283

    Create custom GPT-3 AI models in minutes, with No Code

    2022

22. 22
    Dream 7B▲191

    Powerful Open Diffusion LLM, Beyond Autoregressive

    2025

23. 23GL
    Graphiti – LLM-Powered Temporal Knowledge Graphs▲142

    Hey HN! We're Paul, Preston, and Daniel from Zep. We've just open-sourced Graphiti, a Python library for building temporal Knowledge Graphs using LLMs. Graphiti helps you create and query graphs that evolve over time. Knowledge Graphs have been explored extensively for information retrieval. What makes Graphiti unique is its ability to build a knowledge graph while handling changing relationships and maintaining historical context. At Zep, we build a memory layer for LLM applications. Developers use Zep to recall relevant user information from past conversations without including the entire…

    2024 · github.com

24. 24
    Grok-1▲239

    Open source release of xAI's LLM

    2024

Ranked by how close each launch is in meaning, then by votes. Refine with a description →