GitHub Copilot已接入GPT-5.4模型，成为首批集成该旗舰模型的开发者工具。此次升级标志着AI编程助手进入“代理型”工作流新阶段。GPT-5.4在多步骤任务处理上成功率显著提升，能更精准执行复杂逻辑推理与跨工具调用，并强化了Codex系列的专业能力。
Anthropic
$21
Input tokens/M
$105
Output tokens/M
200
Context Length
Xai
$1.4
$10.5
256
Google
$0.14
$0.28
131
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