Anthropic vs litellm

Anthropic and litellm both appear on the Smoower Developer Ecosystem Index.

Anthropic (rank #31) holds a meaningful lead over litellm (rank #1114) on the overall Smoower ecosystem score (63 vs 7). The gap of 56 points reflects composite signals across code, docs, community and reach.

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

Anthropic carries 584,923 GitHub stars across 93 public repos, with 47 repositories active in the last 90 days and 873 external contributors on record. litellm shows 0 stars across 0 public repos, 0 active in the last 90 days and 0 external contributors.

Anthropic is the stronger read for anyone weighting education. litellm looks better where reach 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.