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Quick Comparison
OpenAI: 229.7M downloads/mo, 30.1K GitHub stars, $17170.0B fundedvs
Open WebUI: 125.3K GitHub stars
Source: AI-Buzz AI company database.
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| Metric | OpenAI | Open WebUI |
|---|---|---|
| Website | openai.com → | openwebui.com → |
| Description | Creator of ChatGPT and GPT-4. The company that kicked off the generative AI boom. | Open-source ChatGPT alternative. Self-hosted UI for LLMs. |
| Total Funding | $17170.0B✓ | — |
| Last Funding | Venture Feb 2026 | Not available |
| Developer Adoption | ||
| npm Downloads (30d) | 52.9M✓ | — |
| npm Trend (30d) | 90-day trend | — |
| PyPI Downloads (30d) | 176.7M✓ | — |
| Total Downloads (30d) | 229.7M✓ | — |
| HN Discussion Share | 18.2% of HN mentions | 0.1% of HN mentions |
| Status | Private | Private |
| HN Mentions (30d) | 1.2K✓ | 7 |
| HN Mentions Trend (30d) | 90-day trend-13.2% | 90-day trend |
| GitHub Stars | 30.1K | 125.3K✓ |
| Founded | 2015 | 2023 |
| Primary Category | ||