Open WebUI vs Pydantic (Samuel Colvin)
Pydantic (Samuel Colvin) leads in package downloads at 74x; Open WebUI leads in active contributors with 39 (30d). Updated daily with live metrics.
Downloads (30d)
Disclosed Funding
GitHub Stars
HN Mentions (30d)
Momentum (0-100)
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| Metric | ||
|---|---|---|
| Website | openwebui.com → | pydantic.dev → |
| Description | Open-source ChatGPT alternative. Self-hosted UI for LLMs. | Data validation library and AI agent framework |
| Total Disclosed Funding Source: Crunchbase / manual researchUpdates: Weekly | - | $17M✓ |
| Last Funding | Not available | Series A Feb 2024 |
| Developer Adoption | ||
| Momentum ⓘ | 36Moderate✓ | 32 |
| npm Registry Downloads (30d) Source: npm registryUpdates: DailyNote: Includes all package installations including CI/CD pipelines and mirrors | - | - |
| PyPI Registry Downloads (30d) Source: PyPI (pypistats.org)Updates: DailyNote: Includes all package installations including CI/CD pipelines and mirrors | 9.0M | 671.8M✓ |
| PyPI Trend (30d) | +40% | - |
| Total Downloads (30d) Source: npm + PyPI registriesUpdates: DailyNote: Sum of npm and PyPI; excludes other package managers | 9.0M+40% | 671.8M✓ |
| Active Contributors (30d) Source: GitHub APIUpdates: DailyNote: Tracks designated public repos per company, not all company GitHub activity | 39✓ | 20 |
| Contributors Trend (30d) | +129% | - |
| Code Adoption (repos) Source: ecosyste.ms Packages APIUpdates: DailyNote: Approximate count; excludes forks | 0 | 49.4K✓ |
| HN Discussion Share Source: Hacker News (Algolia API)Updates: DailyNote: Share of HN mentions within the company's primary category | 0.2% of HN mentions | 0.8% of HN mentions |
| Status | Private | Unknown |
| HN Mentions (30d) Source: Hacker News (Algolia API)Updates: Daily | 11 | 12✓ |
| GitHub Stars Source: GitHub APIUpdates: DailyNote: Stars are bookmarks — a popularity signal, not a usage indicator | 127.0K✓ | 27.2K |
| Founded | 2023 | 2023 |
| Primary Category | ||
| Data Last Updated | ||
Key Differences
For production adoption: Pydantic (Samuel Colvin) leads in package downloads with 671.8M per month compared to 9.0M for Open WebUI.
For growth trajectory: Open WebUI has 127.0K GitHub stars versus 27.2K for Pydantic (Samuel Colvin). Pydantic (Samuel Colvin) received 12 Hacker News mentions in the last 30 days compared to 11 for Open WebUI.
For longevity/risk: Pydantic (Samuel Colvin) has raised $17M in total disclosed funding. Pydantic (Samuel Colvin)'s most recent round was Series A. Open WebUI attracted 39 active contributors in the last 30 days compared to 20 for Pydantic (Samuel Colvin). Open WebUI operates in Foundation Models while Pydantic (Samuel Colvin) focuses on AI Infrastructure.
Bottom Line
Pydantic (Samuel Colvin) leads on developer adoption with 671.8M monthly package downloads. Open WebUI counters with 127.0K GitHub stars, reflecting strong developer awareness. For a deeper look, visit each company's full profile for trend charts, funding rounds, and community sentiment data.
Open WebUI: 9.0M downloads/mo (+40%), 127.0K GitHub stars, 39 active contributors vs
Pydantic (Samuel Colvin): 671.8M downloads/mo, 27.2K GitHub stars, 20 active contributors, $17M funded
Source: AI-Buzz. Updated daily from npm, PyPI, GitHub, and Hacker News.
- •Pydantic (Samuel Colvin) leads in package downloads with 671.8M/mo (74x Open WebUI)
- •Open WebUI has 127.0K GitHub stars (5x more)
- •Open WebUI has 39 active contributors (30d) (2x Pydantic (Samuel Colvin))
- •Pydantic (Samuel Colvin) has raised $17M in disclosed funding; no funding data for Open WebUI
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