Claude Opus 5.5 vs GPT-6 Astra vs GPT-6 Sol: the effort knob matters more than the model

Honest comparison of fine-tuning options across Anthropic, OpenAI, and open-weight models. When fine-tuning wins, when RAG wins, and when prompt engineering is enough - from an Anthropic Partner shipping production ML.

OpenAI has released GPT-6 Astra, its newest frontier model, less than a week after Anthropic’s Claude...

OpenAI 推出 GPT-5.6 模型家族，旗舰版 GPT-5.6 Sol 在开启最大推理时以不到一半的成本超越 Claude Fable 5 的 Artificial Analysis Coding Agent Index 得分。

AI公司在12个月内合计承诺97.5亿美元用于建设前部署工程（FDE）团队。三种结构模型浮现：资产负债模型（微软、亚马逊从现有编制调配，Salesforce承诺1000个FDE岗位）；独立实体模型（OpenAI Deployment Company融资40亿美元，投后估值140亿；Anthropic从黑石等融资15亿美元）；合作伙伴生态系统模型（Google Cloud承诺7.5亿美元合作伙伴基金）。瓶颈从模型能力转向部署--GPT-4、Claude、Gemini已足够强大…

近日OpenAI的AI智能体Codex热度飙升。教程涵盖完整使用流程：从官网下载安装，支持从Claude Code和Cowork一键导入配置；界面分对话区和项目区，权限可选默认、自动审查或完全访问；模型推荐GPT-5.5，推理等级用高或超高，速度可选快速（1.5倍速度、2倍token消耗）或标准；建议开启引导模式、记忆功能，并设置全局AGENTS.md规则（卡帕西模板）；通过Skills和插件管理扩展能力；演示了开发网页（使用计划模式、批注功能圈选修改）和开发用药提醒App…

OpenAI's latest GPT-5.6 changes offer concrete evidence of a strategy that matters to anyone building...

The chain of events from Anthropic’s Claude Mythos 5 uploading malicious package to PyPI, OpenAI...

The Numbers That Matter OpenAI just shipped GPT-5.6 Sol with what might be the most...

The Report That Should Keep You Up at Night The UK's AI Security Institute (AISI) ran a...

Dario Amodei's "We Must Pace the Frontier" essay, OpenAI's misalignment incident reports, the...