Vercel AI Gateway Adds Support for Gemini 3.8 Flash-Lite and Flash TTS Models
Vercel AI Gateway now supports Google's Gemini 3.8 Flash-Lite TTS and Gemini 3.8 Flash TTS models for text-to-speech generation. These models enable multi-language narration with specific controls for tone, pacing, and character design.
Verified State Diff
Impact & Verification Analysis
Developers using Vercel AI Gateway for text-to-speech applications.
Provides developers with a unified API for managing Google's latest TTS models, enabling centralized cost tracking and routing alongside existing model infrastructure.
Full Fact Overview
Vercel has integrated Google's Gemini 3.8 Flash-Lite TTS and Gemini 3.8 Flash TTS models into the AI Gateway platform. The Flash-Lite variant is optimized for high-volume speech generation with granular control over line-by-line delivery, while the Flash variant supports advanced character design, including acting cues and accents via natural-language prompts. Developers can now route these models through the AI Gateway to utilize unified usage tracking, cost monitoring, and custom routing rules.