v0.9.0-alpha.5

Release Date: June 16, 2026

New Features

• Add SC-aware namespace/session plumbing, MRT/transaction…. (#54) [CLIENT-4722]
• Add HLL builder + AEL surface; docs + tests. (#56) [CLIENT-4725]

Improvements

• Update README & link in pyproject.toml. (#51)
• Native ExpOps, ops projection, compression policy, circuit breaker; add 8.1.2 auto-routing test fixtures. (#52) [CLIENT-4721]
• Full Support of GeoJSON. (#55) [CLIENT-4727]
• Performance Updates: AsyncPool + SyncClient PAC-blocking collapse + free-threading polish; bump PAC to v0.5.0-alpha.1 (kwarg-only API); rust-core+matrix bench, FT CI, perf/bench guides (#57) [CLIENT-4796]
• Performance Updates: Add AsyncPool auto-enable of per-Client Tokio runtime (with GIL deadlock gate) and bump SyncClient default conn_pools_per_node to 8 for sync-thread contention (#58) [Client-4796]
• Drop scMode workaround, un-xfail SC routing tests, route SyncSession get/put through *_blocking_with_overrides); batch verb-existence enforcement with on_error= callback, shared verb model and builder bases extracted; README + benchmarking-guide refresh (3-node bench cluster, FT wheel posture, diagram alignment)(#59) [Client-4833]

Full Changelog: v0.9.0-alpha.1...v0.9.0-alpha.5