20.16.0 (2026-09-23)
Features
- add gpt-6-sol, gpt-6-luna, and claude-opus-5-5 to the cost tables and the playground (#16391) (59d09f4)
- js: add dataset split write helpers (#15740) (aab229f)
- js: add secrets management helper (#15747) (c282563)
- spans: sort the span list endpoint by start_time (#16380) (03f62e1)
Bug Fixes
- agents: close out the PXI turn trace when a server tool raises (#16338) (3a3d57b)
- cost: update built-in model token prices (7f857b4)
- deps: update arize-phoenix-evals to 3.9.0 (#16355) (b164a62)