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LlamaIndex vs LangChain
Pick 2-5 products, models, companies or categories. The table shows measurable differences with sources; highlighted cells mark the objectively highest or lowest value in a row, never an overall winner.
Measured differences - no winner is declared
Products (2)
| Attribute | LlamaIndex | LangChain |
|---|---|---|
| Company | LlamaIndex | LangChain |
| Type | Open source | Open source |
| Popularity rank | #77 2places down | #10 1places down |
| Trend 7d | -3% | +4% |
| Momentum 30d | -53% | -16% |
| Wikipedia views 28d | — | 8.8K |
| HN stories 28d | 0 | 4 |
| Entry price | — | — |
| Free tier | Unknown | Unknown |
| Enterprise plan | Unknown | Unknown |
| Open source | Yes (MIT) | Yes (MIT) |
| Deployment | local, cloud | local, cloud |
| Platforms | — | — |
| Text | – | – |
| Reasoning | – | – |
| Coding | – | – |
| Image generation | – | – |
| Video generation | – | – |
| Speech | – | – |
| Web search | – | – |
| Deep research | – | – |
| Agents | ✓ | ✓ |
| Computer use | – | – |
| File analysis | ✓ | – |
| Memory | – | – |
| API | ✓ | ✓ |
| Local / offline | – | – |
| Linked models | — | — |
| GitHub stars | 52,347 | 147,238 |
| Launched | — | Oct 2022 |
| Last tracked event | — | — |
| Price data freshness | Not verified | Not verified |
Popularity rank over time
Colour follows the product (fixed order), not its rank.