Compare frameworks
Vercel AI SDK vs DeepEval
Every figure below carries the source that reported it and the moment it was observed. Values that failed validation are withheld rather than shown, and a dash means no source we track carries that field for that framework.
| Field | Vercel AI SDK | DeepEval |
|---|---|---|
| Stars | 27,001 (highest of the compared values)Synced from sourceCurrent2h ago | 18,476Synced from sourceCurrent2h ago |
| downloads | 29,813,554Synced from sourceCurrent2h ago | — |
| Last commit | 2026-09-28Synced from sourceCurrent2h ago | 2026-09-25Synced from sourceCurrent2h ago |
| Language | typescriptSeeded, unreviewedwritten 1mo ago | pythonSeeded, unreviewedwritten 1mo ago |
| Licence | — | Apache-2.0Synced from sourceCurrent2h ago |
| Archived | noSynced from sourceCurrent2h ago | noSynced from sourceCurrent2h ago |
| Category | orchestrationSeeded, unreviewedwritten 1mo ago | evaluationSeeded, unreviewedwritten 1mo ago |
| Contributors | 719Synced from sourceCurrent2h ago | 337Synced from sourceCurrent2h ago |
| Forks | 5207Synced from sourceCurrent2h ago | 1989Synced from sourceCurrent2h ago |
| Maintainer | VercelSeeded, unreviewedwritten 1mo ago | Confident AISeeded, unreviewedwritten 1mo ago |
| npm downloads, monthly | 92989638Synced from sourceCurrent2h ago | — |
| npm downloads, weekly | 29813554Synced from sourceCurrent2h ago | — |
| npm package | aiSynced from sourceCurrent2h ago | — |
| npm window ends | 2026-09-26Synced from sourceCurrent2h ago | — |
| Open issues | 1450Synced from sourceCurrent2h ago | 676Synced from sourceCurrent2h ago |
| PyPI package | — | deepevalSynced from sourceCurrent2h ago |
| PyPI released | — | 2026-09-24T09:31:55.310624ZSynced from sourceCurrent2h ago |
| Requires Python | — | <4.0,>=3.9Synced from sourceCurrent2h ago |
| PyPI version | — | 4.2.6Synced from sourceCurrent2h ago |
| Repository | https://github.com/vercel/aiSynced from sourceCurrent2h ago | https://github.com/confident-ai/deepevalSynced from sourceCurrent2h ago |
Sources: GitHub REST API, npm registry downloads, PyPI registry metadata, pypistats.org downloads. Most recent observation 2h ago. Where a row is marked, ▲ is the highest of the values shown and ▼ the lowest — arithmetic on the figures above, not a ranking or a recommendation. Rows where neither extreme is meaningful are left unmarked rather than given a direction they do not have.
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