🛠️

Tool

PySR

Name: PySR
Author: astroautomata

by astroautomata astroautomata/pysr

Free2AITools Nexus Index

63.9

S: Semantic 50

Query-time baseline · scored live at search

A: Authority 59

P: Popularity 64

R: Recency 100

Q: Quality 70

Tech Context

Vital Performance —

Source →

Python Lang

Open Source 3.6K Stars

Alpha Reliability

Tool Information Summary
Entity Passport
Registry ID	astroautomata/pysr
License	Apache-2.0
Provider	github

📜

Cite this tool

Academic & Research Attribution

BibTeX

@misc{gh_tool_astroautomata_pysr,
  author = {astroautomata},
  title = {PySR Tool},
  year = {2026},
  howpublished = {\url{https://github.com/astroautomata/PySR}},
  note = {Accessed via Free2AITools.}
}

APA Style

astroautomata. (2026). PySR [Tool]. Free2AITools. https://github.com/astroautomata/PySR

🔬Technical Deep Dive

Full Specifications [+]

Quick Commands

🐙 GitHub Clone

git clone https://github.com/astroautomata/PySR

🐍 PIP Install

pip install pysr

⚖️ Free2AITools Nexus Index V2.0

Methodology How FNI works

Semantic (S) 50

Query-time baseline · scored live at search

Authority (A) 59

Popularity (P) 64

Recency (R) 100

Quality (Q) 70

💬 Index Insight

FNI V2.0 for PySR: Authority (A:59), Popularity (P:64), Recency (R:100), Quality (Q:70). Semantic (S) is a query-time baseline scored live at search.

Free2AITools Nexus Index

Data Sources / Provenance

HuggingFace API GitHub Metadata Arxiv Citation DB Methodology

Open data Updated: Live data

📋 Specs

Language: Python
License: Apache-2.0
Version: —

CODE

🔌 Usage & Integration

Quick Start

pip install pysr

Technical Documentation

PySR searches for symbolic expressions which optimize a particular objective.

https://github.com/astroautomata/PySR/assets/7593028/c8511a49-b408-488f-8f18-b1749078268f

PySR: High-Performance Symbolic Regression in Python and Julia

Docs	Forums	Paper	colab demo

pip	conda	Stats
		pip: conda:

If you find PySR useful, please cite the paper arXiv:2305.01582. If you've finished a project with PySR, please submit a PR to showcase your work on the research showcase page!

Contents:

Why PySR?
Installation
Quickstart
→ Documentation
Contributors

Test status

Linux	Windows	macOS
[](https://github.com/astroau

Social Proof

GitHub Repository

3.6KStars

338Forks

Repo Issues

🐙 Data Source: GitHub ↗

🔄 Updated daily

Source summary: Based on GitHub metadata. Not a recommendation.

📊 FNI Methodology 📚 Knowledge Baseℹ️ Verify with original source

🛡️ Tool Transparency Report

Technical metadata sourced from upstream repositories.

Open Metadata

🆔 Identity & Source

id: gh-tool--astroautomata--pysr
slug: astroautomata--pysr
source: github
author: astroautomata
license: Apache-2.0
tags: symbolic-regression, machine-learning, python, julia, genetic-algorithm, automl, interpretable-ml, data-science, explainable-ai, scikit-learn, symbolic, algorithm, distributed-systems, evolutionary-algorithms, equation-discovery

⚙️ Technical Specs

architecture: null
params billions: null
context length: null
pipeline tag: other

📊 Engagement & Metrics

downloads: 0
stars: 3,618
forks: 338
github stars: 3,618

Data indexed from public sources. Updated daily.