The Assisted-by trailer in GCC, the Linux kernel and QEMU
AI Systems

The Assisted-by trailer in GCC, the Linux kernel and QEMU

How three projects currently handle the Assisted-by: commit trailer on AI-assisted patches: GCC's policy, the Linux kernel's documented format, and the checkpatch rule QEMU merged in September 2026, with the source text each one comes from.

2026-09-23 · 5 min read · 885 words · KbWen · EN
What GPT-6 Astra Costs Per Token and Per Task
AI Systems

What GPT-6 Astra Costs Per Token and Per Task

GPT-6 Astra lists at $10/$50 per million tokens against GPT-5.6 Sol's $4/$20. A walk through Artificial Analysis's per-task cost figures for both, and the one benchmark where Astra's lower turn count sits beside a lower score.

2026-09-23 · 4 min read · 796 words · KbWen · EN
Python

Python 3.14's free-threaded build

A look at Python 3.14's free-threaded build through the CPython 3.14 docs and source: installing and identifying it, what happens when it imports a C extension, and what it costs in speed and memory.

2026-09-10 · 5 min read · 951 words · KbWen · EN
Machine Learning

bfloat16 vs float16: how two 16-bit formats split their bits

A look at bfloat16 and float16 through their bit layouts, loss scaling, and a small example of low-precision addition.

2026-09-10 · 3 min read · 544 words · KbWen · EN
Python

Python 3.14 的 free-threading build

Python 3.14 起 free-threading build 正式支援,GIL 可以在執行期關掉。這篇說明 GIL 原本負責什麼、怎麼判斷使用的 python 有沒有真的關掉 GIL,以及關掉之後單執行緒與 C 擴充套件相容性的影響。

2026-09-10 · 4 min read · 1546 words · KbWen · ZH
What Claude's text watermark attaches to
AI Systems

What Claude's text watermark attaches to

Where the watermark in Claude's output can sit, and what a check on it would report. From Anthropic's 14 August announcement and the SynthID-Text paper behind it.

2026-08-25 · 6 min read · 1128 words · KbWen · EN
Claude 的文字浮水印怎麼運作
AI Systems

Claude 的文字浮水印怎麼運作

Anthropic 說明了未來 Claude 的文字浮水印怎麼做:做法是換一個亂數來源,用來決定下一個字挑哪一個,不加字也不多花 token。這篇是來聊聊我們目前獲得的資訊有哪些。

2026-08-25 · 5 min read · 2011 words · KbWen · ZH
Google's Agentic Calling, From the Business Side
AI Systems

Google's Agentic Calling, From the Business Side

Google Search will phone a local business on a searcher's behalf. The Business Profile help page says what makes it dial, what stops it, where it is unavailable, and what your answer becomes afterwards.

2026-08-20 · 4 min read · 838 words · KbWen · EN
Google 幫你打電話問店家有沒有貨,實際上是怎麼跑的
AI Systems

Google 幫你打電話問店家有沒有貨,實際上是怎麼跑的

在美國用 Google 搜尋查附近哪裡有貨,結果頁會多出一個選項,按下去後 Google 會打電話去問附近幾家店,再把摘要寄給你。這篇照著官方說明描述一次流程是怎麼進行的,也會順便看看店家那一邊的規則。

2026-08-19 · 4 min read · 1537 words · KbWen · ZH
What the parameter count in a model's name means
AI Systems看中文版

What the parameter count in a model's name means

The B in a name like gpt-oss-20b counts parameters, in billions. Multiply that count by the bytes each parameter takes and you get a floor for the memory the weights need. That is also why some models now ship with two numbers instead of one.

2026-08-14 · 5 min read · 855 words · KbWen · EN