vLLM v0.21.0 Released: Transformers v4 Deprecated

Core summary

One sentence to understand this update

vLLM released version v0.21.0, a significant update with 367 commits, which formally deprecates Transformers v4 support and advises users to migrate to Transformers v5.

Impact & opportunity

What this could mean

vLLM users must update their dependencies to Transformers v5 to maintain compatibility and benefit from the latest features and performance improvements.