rasbt/reasoning-from-scratch
Implement a reasoning LLM in PyTorch from scratch, step by step
5.4k stars · 864 forks · Jupyter Notebook
Caution
Caution: one person wrote most of the recent commits.
Why
- One person wrote 96% of human commits in the last year, so the project depends on them continuing. (source 1, source 2)
What would change this
- A second person takes a substantial share of commits.
Maintenance
CompleteSlowing
- Human commits, 30 days
- 8
- Human commits, 90 days
- 15
- Human commits, 365 days
- 164
- Bot share of commits, 365 days
- 0%
- Last commit
- Oct 2, 2026 (12 days ago)
- Last human commit
- Oct 2, 2026 (12 days ago)
- Authors, 90 days
- 3
- Last release
- May 18, 2026 (4 months ago)
- Median PR merge time
- under an hour
Responsiveness: of 4 recent issues, n/a got a maintainer reply. Median first response: n/a.
- Only 4 recent issues can be checked for a response, too few to measure response time.
Sources: Commits, Releases, Merged pull requests, Issues
People
Complete- Owner
- Personal account
- Commits sampled
- 164 since Oct 14, 2025
- Authors for half of commits
- 1
- Authors for 80% of commits
- 1
- Contributors
- 6
Top committers
- rasbt: 96% of commits
- casinca: 1% of commits
- octo-patch: 1% of commits
- cicorias: 1% of commits
- kim-simon: 1% of commits
Sources: Commits, Contributors
Stars
CompleteOrganic, confidence high
Bursts
- Aug 27, 2025 to Sep 27, 2025: about 1.4k more stars than usual, peak 196 in one day, a spike that tapers off. Outside explanation: a jump in forks.
- Sep 28, 2025 to Sep 30, 2025: about 111 more stars than usual, peak 80 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- Jan 18, 2026 to Jan 20, 2026: about 157 more stars than usual, peak 83 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- Mar 11, 2026 to Mar 12, 2026: about 105 more stars than usual, peak 84 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- Mar 29, 2026 to Mar 30, 2026: about 135 more stars than usual, peak 109 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
- 1 stars GitHub has since removed (tracked since Oct 14, 2026).
Anyone can buy stars for any repo; bursts alone don't prove the owner did.
- The star history looks organic.
Sources: How star history is analyzed
Risk
CompleteFlags
No risk flags.
License
- Now
- Apache-2.0 (OSI-approved)
- A year ago
- Apache-2.0 (OSI-approved)
Packages
No published packages found.
Sources: GitHub: rasbt/reasoning-from-scratch
Badge
Add this to a README to show the current verdict:
[](https://reporadar.ai/rasbt/reasoning-from-scratch)Earlier verdicts
- Oct 14, 2026: Caution
- Oct 14, 2026: Caution
Computed 7 hours ago · method 2026.10.2