Comparison
LeanEuclid vs ai-berkshire
Verdict
Pick LeanEuclid if decision-relevant specifics for LeanEuclid, a benchmark tailored for autoformalization in Euclidean geometry within the Lean proof assistant ecosystem; pick ai-berkshire if ai-berkshire implements a unique approach to value investing research through AI agents powered by Claude Code/Codex, inspired by the methodologies of Warren Buffett and Charlie Munger amongst other investors. The tool's.
Markdown twin · LeanEuclid alternatives · ai-berkshire alternatives
GraphCanon updated 3w
vs
Trust & integrity
| Signal | LeanEuclid | ai-berkshire |
|---|---|---|
| Maintenance | Slowing (245d since push) As of 3w · github_public_v1 | Very active (0d since push) As of 4w · github_public_v1 |
| Provenance | Not a fork · Personal account As of 3w · github_public_v1 | Not a fork · Personal account As of 4w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- LeanEuclid
- Benchmark for autoformalization in Euclidean geometry targeting Lean proof assistant.
- ai-berkshire
- AI-era Berkshire: a value investing research framework utilizing Claude Code / Codex with methodologies from Warren Buffett, Charlie Munger among others and multi-Agent adversarial analysis.
Stars
- LeanEuclid
- 139
- ai-berkshire
- 14k
Forks
- LeanEuclid
- 17
- ai-berkshire
- 2.0k
Open issues
- LeanEuclid
- 5
- ai-berkshire
- 29
Language
- LeanEuclid
- Lean
- ai-berkshire
- Python
Adopt for
- LeanEuclid
- Decision-relevant specifics for LeanEuclid, a benchmark tailored for autoformalization in Euclidean geometry within the Lean proof assistant ecosystem.
- ai-berkshire
- ai-berkshire implements a unique approach to value investing research through AI agents powered by Claude Code/Codex, inspired by the methodologies of Warren Buffett and Charlie Munger amongst other investors. The tool's
Persona
- LeanEuclid
- -
- ai-berkshire
- -
Runtime
- LeanEuclid
- -
- ai-berkshire
- -
License
- LeanEuclid
- MIT
- ai-berkshire
- MIT
Last pushed
- LeanEuclid
- Nov 25, 2025
- ai-berkshire
- Jul 25, 2026
Categories
- LeanEuclid
- Evaluation & Observability
- ai-berkshire
- AI Agents, Evaluation & Observability
Trust and health
Maintenance
- LeanEuclid
- Slowing (36%)
- ai-berkshire
- Very active (96%)
Days since push
- LeanEuclid
- 245d
- ai-berkshire
- 0d
Open issues (now)
- LeanEuclid
- 5
- ai-berkshire
- 29
Full report
- LeanEuclid
- Trust report
- ai-berkshire
- Trust report
Choose LeanEuclid if…
- LeanEuclid is primarily Lean; ai-berkshire is Python.
- Requirements: Requires a fully functional setup with Lean 4, including elan and Lean's VSCode extension; Installation of Z3 and CVC5 solvers is mandatory for effective use; Python dependencies such as `smt-portfolio` and `openai` need to be installed via pip; Setting up server environment paths in Lean’s VSCode extension correctly is essential for tool functionality.
- Tags unique to LeanEuclid: autoformalization, euclidean-geometry, formalization, lean4.
- LeanEuclid ships Docker support for self-hosted deployment.
- When you are specifically interested in advancing or testing automated theorem proving and formal verification techniques in Euclidean geometry using Lean 4
When NOT to use LeanEuclid
- Avoid if you are working within a different proof assistant ecosystem unrelated to Lean 4
- Not suitable for benchmarking or developing autoformalization techniques outside the domain of Euclidean geometry
Choose ai-berkshire if…
- ai-berkshire is primarily Python; LeanEuclid is Lean.
- Tags unique to ai-berkshire: ai, financial-analysis, investment-research, portfolio-management.
- Also covers AI Agents.
- You need to leverage multi-Agent adversarial analysis for deep fundamental stock market assessment aligned with renowned investor philosophies.
When NOT to use ai-berkshire
- If your investment research requires real-time trading data or dynamic algorithmic trading strategies which are not the tool's expertise.
- When you prefer a more manual or traditional approach to value investing that does not integrate AI-driven adversarial agent methodologies.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (loganrjmurphy/LeanEuclid) · observed Jul 29, 2026
- GitHub forks (loganrjmurphy/LeanEuclid) · observed Jul 29, 2026
- Last push (loganrjmurphy/LeanEuclid) · observed Nov 25, 2025
- License file (MIT) · observed Jul 29, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (xbtlin/ai-berkshire) · observed Jul 26, 2026
- GitHub forks (xbtlin/ai-berkshire) · observed Jul 26, 2026
- Last push (xbtlin/ai-berkshire) · observed Jul 25, 2026
- License file (MIT) · observed Jul 26, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: LeanEuclid 139 · ai-berkshire 14k (synced Jul 29, 2026).
Common questions
- What is the difference between LeanEuclid and ai-berkshire?
- LeanEuclid: Benchmark for autoformalization in Euclidean geometry targeting Lean proof assistant.. ai-berkshire: AI-era Berkshire: a value investing research framework utilizing Claude Code / Codex with methodologies from Warren Buffett, Charlie Munger among others and multi-Agent adversarial analysis.. See the comparison table for live GitHub stats and shared categories.
- When should I choose LeanEuclid over ai-berkshire?
- Choose LeanEuclid over ai-berkshire when LeanEuclid is primarily Lean; ai-berkshire is Python; Requirements: Requires a fully functional setup with Lean 4, including elan and Lean's VSCode extension; Installation of Z3 and CVC5 solvers is mandatory for effective use; Python dependencies such as
smt-portfolioandopenaineed to be installed via pip; Setting up server environment paths in Lean’s VSCode extension correctly is essential for tool functionality; Tags unique to LeanEuclid: autoformalization, euclidean-geometry, formalization, lean4; LeanEuclid ships Docker support for self-hosted deployment; When you are specifically interested in advancing or testing automated theorem proving and formal verification techniques in Euclidean geometry using Lean 4. - When should I choose ai-berkshire over LeanEuclid?
- Choose ai-berkshire over LeanEuclid when ai-berkshire is primarily Python; LeanEuclid is Lean; Tags unique to ai-berkshire: ai, financial-analysis, investment-research, portfolio-management; Also covers AI Agents; You need to leverage multi-Agent adversarial analysis for deep fundamental stock market assessment aligned with renowned investor philosophies.
- When should I avoid LeanEuclid?
- Avoid if you are working within a different proof assistant ecosystem unrelated to Lean 4 Not suitable for benchmarking or developing autoformalization techniques outside the domain of Euclidean geometry
- When should I avoid ai-berkshire?
- If your investment research requires real-time trading data or dynamic algorithmic trading strategies which are not the tool's expertise. When you prefer a more manual or traditional approach to value investing that does not integrate AI-driven adversarial agent methodologies.
- Is LeanEuclid or ai-berkshire more popular on GitHub?
- ai-berkshire has more GitHub stars (14,138 vs 139). Stars measure visibility, not whether either tool fits your constraints.
- Are LeanEuclid and ai-berkshire open source?
- Yes - both are open-source projects on GitHub (LeanEuclid: MIT, ai-berkshire: MIT).
- Where can I find alternatives to LeanEuclid or ai-berkshire?
- GraphCanon lists graph-backed alternatives at LeanEuclid alternatives and ai-berkshire alternatives (LeanEuclid markdown twin, ai-berkshire markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, LeanEuclid or ai-berkshire?
- LeanEuclid: Slowing. ai-berkshire: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for LeanEuclid and ai-berkshire?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: LeanEuclid trust report; ai-berkshire trust report.