2026-08-26
The Best AI Coding Models Right Now, By Job
Coding models run from $0.07 to $5.00 per million input tokens — a 70× spread. A shortlist by task, with verified prices and context lengths.
來自供應商交會處的筆記
2026-08-22
The Best AI Video Models Right Now, By Job
A shortlist by task, not a ranking. Prices run from $0.002 to $0.357 per second — a 178× spread. What each tier is actually for.
2026-08-18
The Best AI Image Models Right Now, By Job
Not a ranking — a shortlist by task. The cheapest model that will do each job, from $0.003 bulk generation to precision editing. Verified prices.
2026-08-13
480p, 720p or 1080p? What AI Video Resolution Actually Costs
Resolution is the biggest lever on an AI video bill — and the cheapest provider changes depending on which tier you pick. Verified prices.
2026-08-08
AI Image Generation Pricing Compared
What one generated image actually costs, from $0.003 to $0.045 — across fal.ai, Replicate and Atlas Cloud, with the rounding trap that doubles bills.
2026-08-03
How Much Does AI Actually Cost? Three Worked Examples
What AI really costs for 10,000 product images, a chat feature at 50,000 messages a month, and 200 short videos — with the unit maths shown.
2026-07-28
Why the Same AI Model Costs Different Amounts at Different Providers
The same AI model is often listed at three different prices. Here is what actually varies — billing units, resolution tiers, run-time billing and discounts.
2026-07-21
什麼是多模態 AI？（以及為什麼它很少指一個模型）
多模態有兩種不同含義。能讀多種輸入的模型，不等於能產出它們的模型，而幾乎沒有哪個兩者兼備。
2026-07-13
什麼是脈絡長度？（以及真正把它填滿的是什麼）
脈絡長度是預算，不是功能。什麼會算進去、今天的真實上限在哪裡，以及用完了會怎樣。
2026-07-06
什麼是 AI token？（以及你的帳單為什麼比預期高）
用白話講清 token：什麼算一個 token，10 輪聊天為什麼會按你打字量的 22 倍計費，以及輸出 token 為什麼最貴。