◉GEMINI LABJP
●TTS — Gemini 3.8 Flash TTS and Flash-Lite TTS are GA as of September 22. Voice replication works on Flash only; Flash-Lite returns a 400●2.5 — Access to the 2.5 models is now limited to accounts with prior active usage (September 18). Not a deprecation: new projects should start on 3.5 Flash-Lite or 3.8 Flash●9/30 — Two days until gemini-omni-flash-preview shuts down, and gemini-2.5-flash-image follows on October 2. In practice the replacement for the latter is gemini-3.1-flash-image●AUTH — Reports continue of Gemini CLI sign-in failing only for Workspace Enterprise accounts while personal accounts work. Isolating the two is the current focus●NEW — Moving to 3.8 Flash-Lite TTS meant re-picking the voice for our guidance audio●429 — A brand-new project shows Free tier yet returns 429 with limit: 0. Here is what to check in the first hour●TTS — Gemini 3.8 Flash TTS and Flash-Lite TTS are GA as of September 22. Voice replication works on Flash only; Flash-Lite returns a 400●2.5 — Access to the 2.5 models is now limited to accounts with prior active usage (September 18). Not a deprecation: new projects should start on 3.5 Flash-Lite or 3.8 Flash●9/30 — Two days until gemini-omni-flash-preview shuts down, and gemini-2.5-flash-image follows on October 2. In practice the replacement for the latter is gemini-3.1-flash-image●AUTH — Reports continue of Gemini CLI sign-in failing only for Workspace Enterprise accounts while personal accounts work. Isolating the two is the current focus●NEW — Moving to 3.8 Flash-Lite TTS meant re-picking the voice for our guidance audio●429 — A brand-new project shows Free tier yet returns 429 with limit: 0. Here is what to check in the first hour
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Gemini 3.5 Flash

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Gemini API2Cost Optimization1Model Routing1Retry Design1Indie Development1model selection1model routing1cost optimization1automation1indie developer1Structured Output1Multilingual1
◈ Gemini API/2026-06-26Advanced

Is Gemini 3.5 Flash Actually Cheaper? Measuring Retry Amplification to Find the Flash vs Pro Break-Even

Now that 3.5 Flash is generally available, it is tempting to route everything to it. But once you measure effective cost per success instead of per-call price, the decision changes. Here is a small harness to measure retry amplification and find the break-even.

⟐ Gemini Dev/2026-06-20Intermediate

Routing Gemini by Pipeline Stage: Draft on Flash, Finish on the Top Tier

A record of reworking which Gemini model handles which stage of an automation pipeline, prompted by the general availability of Gemini 3.5 Flash and the rollout of 3.1 Flash-Lite. Includes a small router that splits work into draft, classify, and finalize stages, how the cost picture changes, and the guardrails I settled on.

◈ Gemini API/2026-06-19Advanced

Generate Japanese and English in One Structured Call to Stop Term Drift

Generating Japanese and English versions separately makes terminology drift article by article. Pair both languages in one Gemini 3.5 Flash structured-output call, pin a glossary, and detect drift mechanically — with measured results.