The weekly strip · 63 issues · page 6 of 6
Building with AI
Hands-on patterns and code for people shipping AI features.
- Issue 09
10 October 2026 · Building with AI · 7 min read
Gemini 3.8 Flash TTS and the voices endpoint: a narrated product tour
Gemini 3.8 Flash TTS went GA on 22 September with a voices endpoint. Prices, limits, a Next.js route that narrates a page, and the 17 November shutdown to plan for.
- Gemini TTS
- text to speech
- Next.js
- Gemini 3.8 Flash TTS
- voice design
- Issue 03
10 October 2026 · Building with AI · 8 min read
Jev as a programming primitive: typed questions, not prompts
Jev answers typed questions with calibrated probabilities instead of writing text: how Choice, Score and Noul work, what confidence means, and a worked intake example.
- TypeSafe Jev
- System One
- structured output
- classification
- confidence
- Issue 02
10 October 2026 · Building with AI · 8 min read
Prompt caching economics: what a RAG bill looks like in 2026
Cached input now costs 5 to 10% of list price on Claude, Gemini and GPT-6. The rules, minimums and traps, plus a 10,000-call-a-day RAG bill priced on three models.
- prompt caching
- LLM pricing
- RAG
- Claude Sonnet 5.5
- Gemini 3.8 Flash