亚马逊发布开源决策模型 Strands Decider 2B，决策模型大量涌现
原标题：Amazon releases its own Jev clone as decision models flood the web
AI 摘要
AWS 发布了开源决策模型 Strands Decider 2B，灵感来自 TypeSafe 的 Jev，可在本地运行，用于在预设选项中快速选择并给出置信度。该模型由亚马逊杰出工程师 Marc Brooker 发起，源于 AWS 客户在 agentic 工作流中不需要完整 LLM 能力与成本的场景。此举发生在 OpenAI 宣布类似产品同一周，反映出决策模型领域正快速涌入大量参与者，但 TypeSafe CEO 认为多数项目低估了让模型真正智能的难度。
正文节选
Amazon Web Services released an open-source decision model inspired by TypeSafe’s Jev, with AI developers increasingly seeking intelligence that is more suited to computer automation than frontier LLMs. Amazon’s Strands Decider 2B, released the same week OpenAI announced a similar offering, is a high-speed, low-cost way to sort between pre-decided options and deliver a measure of how confident it is in its choice. The model is fully open-sourced, available now, and small enough to run locally. A