Mistral Medium 3.5 is a 128B dense flagship model with a 256k context window, combining instruction-following, reasoning, and coding. It becomes the default model for Le Chat and Mistral Vibe, enabling cloud-based remote coding agents launched from the CLI or chat. The release also adds Le Chat Work mode for multi-step, cross-tool workflows with visible actions and approval gates for sensitive operations.
ServiceNow recently published a new open-source project called PipelineRL on the Hugging Face platform. As large language model (LLM) and AI agent systems move…