GLM 5.2 on 50 real Go and Rust PRs: last on quality, and not the cheapest

GLM 5.2 vs Composer 2.5 and the premium field on 50 real merged PRs from graphql-go-tools (Go) and sqlparser-rs (Rust). GLM lands last on craft and equivalence in both repos, costs about twice Composer, and writes more code than the human while missing the change. A routing guide for the new cheap model.