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Jiayi-Pan
TinyZero
Python2025–2025
Jiayi-Pan / TinyZero

TinyZero

Minimal reproduction of DeepSeek R1-Zero

13Distinct people
13Mentions
0Explicit recommenders
13.3KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

Minimal reproduction of DeepSeek R1-Zero

GitHub

Where it is used

No documented product use was verified in the last source check.

What people are saying

No recommendation phrase was found in the indexed comments.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

No other repository is repeatedly linked in the same discussions.

This week on Hacker News

Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 12:54:37 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by week13 dated mentions

Observed mentions: 2025-01-25 03:38:52 UTC to 2025-06-02 13:51:31 UTC. Weeks start Monday, UTC.

024682025-01-20 00:00:00 UTC to 2025-01-27 00:00:00 UTC (exclusive): 2 mentions; 1 submissions, 1 commentsJan 202025-01-27 00:00:00 UTC to 2025-02-03 00:00:00 UTC (exclusive): 8 mentions; 0 submissions, 8 comments2025-02-03 00:00:00 UTC to 2025-02-10 00:00:00 UTC (exclusive): 2 mentions; 0 submissions, 2 comments2025-02-10 00:00:00 UTC to 2025-02-17 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-02-17 00:00:00 UTC to 2025-02-24 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-02-24 00:00:00 UTC to 2025-03-03 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-03-03 00:00:00 UTC to 2025-03-10 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-03-10 00:00:00 UTC to 2025-03-17 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-03-17 00:00:00 UTC to 2025-03-24 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-03-24 00:00:00 UTC to 2025-03-31 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 commentsMar 242025-03-31 00:00:00 UTC to 2025-04-07 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-04-07 00:00:00 UTC to 2025-04-14 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-04-14 00:00:00 UTC to 2025-04-21 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-04-21 00:00:00 UTC to 2025-04-28 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-04-28 00:00:00 UTC to 2025-05-05 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-05-05 00:00:00 UTC to 2025-05-12 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-05-12 00:00:00 UTC to 2025-05-19 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-05-19 00:00:00 UTC to 2025-05-26 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-05-26 00:00:00 UTC to 2025-06-02 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2025-06-02 00:00:00 UTC to 2025-06-09 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 commentsJun 2

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
Jan 202025-01-20 00:00:00 UTC2025-01-27 00:00:00 UTC211
Jan 272025-01-27 00:00:00 UTC2025-02-03 00:00:00 UTC808
Feb 32025-02-03 00:00:00 UTC2025-02-10 00:00:00 UTC202
Feb 102025-02-10 00:00:00 UTC2025-02-17 00:00:00 UTC000
Feb 172025-02-17 00:00:00 UTC2025-02-24 00:00:00 UTC000
Feb 242025-02-24 00:00:00 UTC2025-03-03 00:00:00 UTC000
Mar 32025-03-03 00:00:00 UTC2025-03-10 00:00:00 UTC000
Mar 102025-03-10 00:00:00 UTC2025-03-17 00:00:00 UTC000
Mar 172025-03-17 00:00:00 UTC2025-03-24 00:00:00 UTC000
Mar 242025-03-24 00:00:00 UTC2025-03-31 00:00:00 UTC000
Mar 312025-03-31 00:00:00 UTC2025-04-07 00:00:00 UTC000
Apr 72025-04-07 00:00:00 UTC2025-04-14 00:00:00 UTC000
Apr 142025-04-14 00:00:00 UTC2025-04-21 00:00:00 UTC000
Apr 212025-04-21 00:00:00 UTC2025-04-28 00:00:00 UTC000
Apr 282025-04-28 00:00:00 UTC2025-05-05 00:00:00 UTC000
May 52025-05-05 00:00:00 UTC2025-05-12 00:00:00 UTC000
May 122025-05-12 00:00:00 UTC2025-05-19 00:00:00 UTC000
May 192025-05-19 00:00:00 UTC2025-05-26 00:00:00 UTC000
May 262025-05-26 00:00:00 UTC2025-06-02 00:00:00 UTC000
Jun 22025-06-02 00:00:00 UTC2025-06-09 00:00:00 UTC101

What Hacker News says

13 sources
This is really not true my friend. I would love to help you if I had some more time, but let me look for a tutorial. Because the FineWeb Dataset is already super good. You can train 7B or 32B Param models at home The >600B Param model isn't really using all the data effectively, but with a MacStudio Farm you can also train that one at home (if you have enough money to buy at least 100). Here's the easy way: https://github.com/FareedKhan-dev/train-deepseek-r1 More details: https://www.bentoml.com/blog/the-complete-guide-to-deepseek-... Here's how DeepSeek-R1-Zero was built, basically from 0 to Hero, including weights the FULL Training Data and everything you need to get it running locally or on servers.https://medium.com/@GenerationAI/how-deepseek-r1-zero-was-re... For $30 USD you can also train a small DeepSeek at home! https://github.com
Read the rest
In Why DeepSeek is cheap at scale but expensive to run locally
Yes, the authors explicitly highlighted those two points in the abstract, in terms of them being the elicitation threshold for complex reasoning, namely, an extremely complete pre-trained foundation model, and a set of extremely high quality examples post-training. To your question on finetuning on the initial 10 million pool - intuitively, it would require tremendous amount of finetuning data to move the needle - you really won't be able to move the gradients much with just 817 examples, that initial pool is effectively enforcing pretty rigid regularization. There is now an increasing interest in showing that small data with inference time scaling is providing significant yield. Couple of recent examples: * TinyZero: https://github.com/Jiayi-Pan/TinyZero * s1 Simple Test Time Scaling: https://arxiv.org/abs/2501.19393
In LIMO: Less Is More for Reasoning
The weekly trending python project on github (https://github.com/trending/python?since=weekly) is *verl* (https://github.com/volcengine/verl) This framework is used by Bytedance to train RL reasoning models that achieves openAI O1 level performance on olympics math problems. Code is open sourced. Now many people are building on top of it to reproduce deepseek R1: - https://github.com/Jiayi-Pan/TinyZero (8.6k stars): reproducing ds-r1 zero on countdown tasks for just $30, with a model with 3 billion parameters - https://github.com/ZihanWang314/ragen (700 stars): ex-deepseek researcher use verl to build open source LLM + RL + agent model training framework Reinforcement learning is back as the hottest topic now. Why was it not popular in previous years?
In OSS reinforcement learning lib by ByteDance is used to reproduce DeepSeek R1
They do mention it here > Note: This blog is inspired by Jiayi Pan [1] who initially explored the idea and proofed it with a small model. I might have written it as > Note: This blog is inspired by Jiayi Pan [1] who also reproduced the "Aha Moment" with their TinyZero [2] model. [1] https://x.com/jiayi_pirate/status/1882839370505621655 (1.1M views btw) [2] https://github.com/Jiayi-Pan/TinyZero A lot of people are busy reproing R1 right now. I think this is the spark.
In Mini-R1: Reproduce DeepSeek R1 "Aha Moment"
This is indeed a massive exaggeration, I'm pretty sure the $30 experiment is this one: https://threadreaderapp.com/thread/1882839370505621655.html (github: https://github.com/Jiayi-Pan/TinyZero). And while this is true that this experiment shows that you can reproduce the concept of direct reinforcement learning of an existing LLM, in a way that makes it develop reasoning in the same fashion Deepseek-R1 did, this is very far from a re-creation of R1!
In Explainer: What's r1 and everything else?

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