https://gekro.com/news/2026-09-14/ gekro en 2026-09-14T13:49:57.193Z Iris-mini and Iris-pro open-weight search agents lead benchmarks; ElevenLabs Music v2.5 reaches production https://gekro.com/news/2026-09-13/ gekro en 2026-09-13T12:39:42.464Z GPT-6 Astra shows gains on agent and robotics benchmarks; study maps reasoning steps in model internals