Never Generate the Same Narration Twice: Cache-Key Design and Invalidation for Gemini TTS Output
For apps that replay the same audio over and over—meditation, language learning, storytelling—caching the Gemini TTS output itself drives the variable cost to near zero. This is a working design: how to build a cache key that text alone can't cover, a two-tier server-plus-device cache, and an invalidation policy that survives model shutdowns like the August 17 image-model deprecation.
Stop Making Listeners Wait for the Whole File — Wiring Gemini TTS Streaming into Your Delivery Path
gemini-3.1-flash-tts-preview now streams audio via streamGenerateContent. A delivery path with 1.8s to first sound, covering PCM boundary handling, sentence-level resume, and a fallback for preview shutdown.
Integrating Gemini TTS API into SwiftUI — Two AVAudioEngine Pitfalls I Hit
A practical guide to playing Gemini TTS API's raw PCM audio in SwiftUI using AVAudioEngine. Covers the two hidden pitfalls around PCM format handling and AVAudioSession timing that the official docs don't mention.
Auto-Generate Narration Videos with Gemini TTS — From Text Input to MP4 Output (2026 Guide)
Build a Python pipeline that converts text into narration videos using Gemini TTS API — generating audio, subtitles, and compositing the final MP4 with FFmpeg. Includes real API cost and timing benchmarks.
Building Voice Apps with Gemini 2.5 Flash TTS: From Low-Latency Synthesis to Production Optimization
How to build voice apps with Gemini 2.5 Flash TTS. Covers low-latency speech synthesis, expressiveness control, streaming playback, and cost optimization with implementation code.
Building a Narration Channel with Gemini TTS and Veo 3.1 — A
Engineer a YouTube narration pipeline with Gemini TTS and Veo 3.1. Implementation details, automation strategy, and cost analysis for daily uploads.
How to Create AI Narration Videos in 2026 — The Modern Workflow for Blog-to-YouTube Conversion
Convert blog articles into YouTube narration videos automatically. Discover 2026's workflow using Google Gemini, Veo 3.1, and Vrew—from free to affordable.
Google AI Studio 2026 Major Update — Unified Playground, Maps Grounding & Revamped Developer Experience
A deep dive into Google AI Studio's biggest 2026 update: unified Playground, Maps Grounding for Gemini 3, combined Built-in Tools and Function Calling, real-time usage tracking, and more.
Putting Gemini's TTS to Real Work — Voices, Pacing, and What It Costs to Run
Field notes on adding Gemini's text-to-speech to a solo-developer app: calling it with the google-genai SDK, the raw-PCM-to-WAV gotcha, choosing voices and pacing, and how the costs actually add up.