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Simon Willison·· 3 小时前精选AI 评分77

Gemini 4 Carbon 开放全量使用,12 月 1 日起价格将翻倍

llm-gemini 0.36

AI 导读

Gemini 4 Carbon 两周前面向部分网络防御者发布,现已向所有人开放,定价为每百万输入 token $2、输出 $10,与 GPT-6.1 Sol 和 Claude Sonnet 5.5 持平,12 月 1 日起将涨至 $4/$20(与 Opus 5.5 相同)。

推荐理由

作者实测了新模型的思考档位差异和编码表现,并梳理了定价变化,读者可以据此判断是否要赶在涨价前试用。

正文 · 原文

Gemini 4 Carbon was announced two weeks ago for "a subset of cyber defenders", but today it's available to everyone else.

This is Google's best ever Gemini, priced at $2/million input and $10/million output at launch (that's GPT-6.1 Sol / Claude Sonnet 5.5 prices) but scheduled to double in price to $4/$20 on December 1st (same as Opus 5.5).

Here are three pelicans for the low, medium and high thinking efforts (it defaults to medium). This is the pelican I got for high:

A lovely pelican. Looks like it has a monocle on. Nice elegant sailor hat with a blue bow. Basket and fish. Funky but workable bicycle design. Pleasing use of gradients.

Gemini pelicans have all been great for a while now, so I also tested it out using Google's Antigravity IDE with a prompt I first tried with Claude Fable 5.2 yesterday:

Make a three js animation where yonkers stands up as a big mech (cool stand up motion) and stomps around manhattan and queens and Brooklyn, use openstreetmap mapping data

Here's the HTML result (I had to prompt "build that into a standalone HTML file" to get a version with no external dependencies). I then screen-captured that as a video:

Update: Huh, just saw this on YouTube:

Using Google Antigravity’s /swarm feature, Carbon built an open-world 3D game where you explore Google’s Mountain View campus as a pelican riding a GBike — coordinating subagents to model 3D assets in Blender from Omni and Nano Banana references, build the browser game in Three.js with WebGL shaders, and pair procedural Web Audio sound effects with Lyria music.

来源: Simon Willison · simonwillison.net