{"slug":"gemini-3-8","label":"Gemini 3.8","item_count":3,"day_count":2,"source_count":2,"first_seen":"2026-09-15T17:05:57+00:00","last_updated":"2026-09-23T17:12:27+00:00","generated_at":"2026-09-24T00:16:01.516302+00:00","sources":["google_deepmind_blog","simon_willison"],"days":[{"date":"2026-09-15","items":[{"title":"Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking","url":"https://deepmind.google/blog/introducing-gemini-3-8-live-and-3-8-live-extended-thinking","source":"google_deepmind_blog","type":"news","summary_1line":"Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking","sid":"6aae488b1bb65e59","published":"2026-09-15T17:05:57+00:00","editor_note":"DeepMind's own announcement of Live and Extended Thinking, the capability this thread tracks."}]},{"date":"2026-09-23","items":[{"title":"Gemini 3.8 text-to-speech says hello","url":"https://deepmind.google/blog/say-hello-to-gemini-38-text-to-speech","source":"google_deepmind_blog","type":"news","summary_1line":"Gemini 3.8 text-to-speech says hello","sid":"721de6922a1a6b9f","published":"2026-09-23T15:25:14+00:00","editor_note":"DeepMind ships two new TTS models with a 2,000+ voice library."},{"title":"Gemini 3.8 TTS Playground","url":"https://simonwillison.net/2026/Sep/23/gemini-tts-playground","source":"simon_willison","type":"news","summary_1line":"Tool: Gemini 3.8 TTS Playground Google released two new Gemini text-to-speech models today - gemini-3.8-flash-tts and gemini-3.8-flash-lite-tts . They come with a library of over 2,000 voices, plus the ability to crea...","sid":"942f5e3b838f3db1","published":"2026-09-23T17:12:27+00:00","editor_note":"Independent playground for auditioning the new TTS voices, live the same day."}]}],"editorial":{"tldr":"Google DeepMind launched Gemini 3.8 Live with an Extended Thinking mode on September 15, adding real-time reasoning to the 3.8 line's voice and video agent capabilities.","stale":false,"whats_new":"DeepMind shipped two new Gemini 3.8 text-to-speech models, gemini-3.8-flash-tts and gemini-3.8-flash-lite-tts, with a library of over 2,000 voices, and Simon Willison had a playground for trying them live the same day.","why_it_matters":"A Flash-tier TTS pair with a low-latency lite variant gives agent builders a cheaper voice layer to pair with 3.8's reasoning modes without leaving the Gemini API.","take_for_builders":"Building a voice agent on Gemini: try gemini-3.8-flash-lite-tts on latency-sensitive paths and the full flash-tts for voice variety, and use Willison's playground to audition voices before wiring up the API.","beats":[{"kicker":"LAUNCH","tone":"launch","headline":"Gemini 3.8 Live ships with an Extended Thinking mode","sids":["6aae488b1bb65e59"]},{"kicker":"NEW CAPABILITY","tone":"now","headline":"Two new Gemini 3.8 TTS models ship with 2,000+ voices","sids":["721de6922a1a6b9f"]},{"kicker":"COMMUNITY","tone":"rising","headline":"Simon Willison ships a playground for the new TTS voices","sids":["942f5e3b838f3db1"]}],"open_questions":["Do the new TTS models support streaming synthesis for real-time voice agents, or batch-only output?","How does gemini-3.8-flash-lite-tts's latency and per-character cost compare to competing low-latency TTS APIs?"],"generated_at":"2026-09-24T00:14:40Z"}}