Anthropic vs OpenAI
OpenAI leads in package downloads at 3x; OpenAI has raised more funding at $171.7B; both compete in Foundation Models. Updated daily with live metrics.
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Quick Comparison
Anthropic: 86.5M downloads/mo, 2.9K GitHub stars, 7 active contributors, $58.7B funded vs
OpenAI: 244.0M downloads/mo, 30.1K GitHub stars, $171.7B funded
Source: AI-Buzz AI company database.
Key Differences
- •OpenAI leads in package downloads with 244.0M/mo (3x Anthropic)
- •OpenAI has 30.1K GitHub stars (11x more)
- •OpenAI has raised more funding at $171.7B
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| Metric | Anthropic | OpenAI |
|---|---|---|
| Website | anthropic.com → | openai.com → |
| Description | AI safety company behind Claude. OpenAI's main competitor. | Creator of ChatGPT and GPT-4. The company that kicked off the generative AI boom. |
| Total Funding | $58.7B | $171.7B✓ |
| Last Funding | Series G Feb 2026 | Venture Feb 2026 |
| Developer Adoption | ||
| npm Downloads (30d) | 26.9M | 55.6M✓ |
| npm Trend (30d) | ||
| PyPI Downloads (30d) | 59.6M | 188.4M✓ |
| PyPI Trend (30d) | ||
| Total Downloads (30d) | 86.5M+3% | 244.0M+2%✓ |
| Active Contributors (30d) | 7✓ | — |
| HN Discussion Share | 35.5% of HN mentions | 17.3% of HN mentions |
| Status | Private | Private |
| HN Mentions (30d) | 2.4K✓ | 1.2K |
| HN Mentions Trend (30d) | — | — |
| GitHub Stars | 2.9K | 30.1K✓ |
| Founded | 2021 | 2015 |
| Primary Category | ||
| Data Last Updated | ||