# Blog [Aug 12, 2026·Announcement Introducing Universal Managed Agents API One API to run agents across eight harnesses and any model, in Modal, Daytona, or E2B sandboxes — configured at creation with the open Universal Agent Protocol. Gokhan Egri · 7 min read](https://brainbaselabs.com/blog/universal-managed-agents) [Sep 3, 2026·Model release @openai/gpt-6-astra is live on Brainbase GPT-6 Astra is OpenAI's first true long-horizon agent: it leads on terminal, repository, and computer-use benchmarks, works software through the screen, and costs 2.5× its predecessor. Brainbase Team · 6 min read](https://brainbaselabs.com/blog/openai-gpt-6-astra-live-on-brainbase) [Sep 2, 2026·Model release @meta/muse-spark-1.3 is live on Brainbase Muse Spark 1.3 closes most of the gap to Opus 5 and GPT-5.6 Sol on agentic coding, leads outright on long context, and does it with 20% fewer tool calls at unchanged prices. Brainbase Team · 5 min read](https://brainbaselabs.com/blog/meta-muse-spark-1-3-live-on-brainbase) [Sep 3, 2026·Model release @openai/gpt-6-astra is live on Brainbase Brainbase Team6m Brainbase Team · 6m](https://brainbaselabs.com/blog/openai-gpt-6-astra-live-on-brainbase)[Sep 2, 2026·Model release @meta/muse-spark-1.3 is live on Brainbase Brainbase Team5m Brainbase Team · 5m](https://brainbaselabs.com/blog/meta-muse-spark-1-3-live-on-brainbase)[Sep 2, 2026·Model release @google/gemini-3.8-flash is live on Brainbase Brainbase Team5m Brainbase Team · 5m](https://brainbaselabs.com/blog/google-gemini-3-8-flash-live-on-brainbase)[Sep 1, 2026·Model release @anthropic/claude-fable-5.1 is live on Brainbase Brainbase Team6m Brainbase Team · 6m](https://brainbaselabs.com/blog/anthropic-claude-fable-5-1-live-on-brainbase)[Aug 26, 2026·Model release @zai/glm-5.3-flash is live on Brainbase Brainbase Team5m Brainbase Team · 5m](https://brainbaselabs.com/blog/zai-glm-5-3-flash-live-on-brainbase)[Aug 12, 2026·Announcement Introducing Universal Managed Agents API Gokhan Egri7m Gokhan Egri · 7m](https://brainbaselabs.com/blog/universal-managed-agents)[Aug 12, 2026·Model release @spacexai/grok-4.6 is live on Brainbase Brainbase Team5m Brainbase Team · 5m](https://brainbaselabs.com/blog/spacexai-grok-4-6-live-on-brainbase)[Aug 12, 2026·Model release @meta/muse-spark is live on Brainbase Brainbase Team5m Brainbase Team · 5m](https://brainbaselabs.com/blog/meta-muse-spark-live-on-brainbase)[Jul 15, 2026·Model release @thinking-machines/inkling is live on Brainbase Brainbase Team4m Brainbase Team · 4m](https://brainbaselabs.com/blog/thinking-machines-inkling-live-on-brainbase)[Jul 7, 2026·Announcement Brainbase is now generally available Gokhan Egri7m Gokhan Egri · 7m](https://brainbaselabs.com/blog/brainbase-is-now-ga)