Cohere vs vLLM

Cohere (Own your AI. Empowering enterprises with private, powerful systems and builders with accessible, open-source models.) and vLLM both appear on the Smoower Developer Ecosystem Index.

vLLM (rank #123) holds a modest lead over Cohere (rank #346) on the overall Smoower ecosystem score (57 vs 45). The gap of 12 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), vLLM is clearly ahead of Cohere. On education (docs, guides and learning material for developers), Cohere is slightly ahead of vLLM. On community (issue response, PR reviews and discussion health), vLLM is clearly ahead of Cohere. On reach (how visible the ecosystem is beyond its own repos), vLLM is ahead of Cohere.

Cohere carries 6,674 GitHub stars across 67 public repos, with 20 repositories active in the last 90 days and 12 external contributors on record. vLLM shows 129,758 stars across 50 public repos, 41 active in the last 90 days and 1,004 external contributors. The star gap on its own does not decide the comparison, but vLLM's footprint is roughly 19.4x larger, which usually shows up in downstream signals like inbound issues and third party integrations.

Cohere is the stronger read for anyone weighting education. vLLM looks better where community is the deciding factor. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.