Agent S4

Agent S4 是 FastToolHub 雷达新收录的词条。来源信号：x。雷达摘要：Simular open-sourced Agent S4 (paper "Evolving Agent Interfaces", released Oct 20; Apache-2.0 in simular-ai/Agent-S): an "autonomous computer-use scientist" that evolves Python shadow interfaces; with Qwen3.8-27B hits 21.3% binary on 108-task OSWorld V2 (3.8× fixed-interface baseline), above GPT-5.5 13.0% and Claude Opus 4.8 20.6% at $1.10/task. X News story "Simular's Agent S4 Lets Smaller AI Outperform Giants" (x.com/i/trending/2113674901399756835, updated Oct 23 19:50Z); CN recaps e.g. https://x.com/0xwolverines/status/2113785691083588054

摘要提到智能体工作流——编码智能体、computer-use 或带工具调用的循环。摘要出现开源或公开仓库信号，可能支持自查与自托管。参数、价格、榜单分数等数字，仅以摘要已写明的为准，不在此编造。

先从原始链接入手：https://www.simular.ai/articles/agent-s4-evolving-the-interfaces-computer-use-agents-work-throughagen。智能体/产品类：先跑窄场景，密钥勿进提示词，并留下失败日志便于回放。本页数字与断言只复述雷达摘要，对外发布前请再核对上游。