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3.8 Flash

Google DeepMindDropped Sep 2, 202627 builds26 makers9 prompts

Long-horizon software engineering and agentic workflows with tunable thinking levels on 1M context.

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The most interesting things people are building with AI, all in one place — followed and tracked as they evolve from first demo to real product.

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Qwopus3.8-27B-Flash

Rocket League in Three.js

Vyce AI

About this release

What is 3.8 Flash?

Gemini 3.8 Flash is Google DeepMind's latest Flash-series LLM, improving on 3.7 Flash for complex coding, multi-step agentic tasks, and specialized reasoning. It supports text/image/audio/video inputs with text output, a 1M token context window, 64k output tokens, and low/medium/high thinking effort levels. Released as generally available on September 2, 2026.

Read the official Google DeepMind launch page

Worth opening first

Standouts

Qwopus3.8-27B-Flash

Qwopus3.8-27B-Flash

A fine-tuned Qwen3.8-27B optimized for fast, efficient agentic reasoning and tool-use.

Rocket League in Three.js

Rocket League in Three.js

A physics-driven 3D Rocket League clone built with a local LLM agent.

Vyce AI

Affordable OpenAI-compatible API proxy for Claude, GPT, DeepSeek, and more.

Same brief, other models

All challenges →

Challenge

Flappy Bird

Same brief across models — older takes on the left, newer on the right.

19 / 49Compare all →

Challenge

Minecraft

Same brief across models — older takes on the left, newer on the right.

44 / 54Compare all →

Playable14 Prompts9 More builds6

Playable

14

Qwopus3.8-27B-Flash

Qwopus3.8-27B-Flash

A fine-tuned Qwen3.8-27B optimized for fast, efficient agentic reasoning and tool-use.

Apps

Vyce AI

Affordable OpenAI-compatible API proxy for Claude, GPT, DeepSeek, and more.

Apps

The Drowned Court

PlayableOpen sourcePrompt

The Drowned Court

An interactive 3D world benchmark comparing competing AI agent builds.

Toys

Flappy Bird Model Benchmark

Flappy Bird Model Benchmark

Comparing DeepSeek, GPT-5.5, Kimi, and Qwen on a one-shot game building task

Toys

Prompts

9

The Drowned Court

PlayableOpen sourcePrompt

The Drowned Court

An interactive 3D world benchmark comparing competing AI agent builds.

Toys

Bugatti W16 Engine

Bugatti W16 Engine

A mechanically accurate, animated 3D Bugatti W16 engine built with Three.js.

Toys

Luxury Perfume

A cinematic luxury perfume ad generated from silk, gold dust, and candlelight.

Video

GLM-5.3-Flash DGX Spark Recipe

Open sourcePrompt

GLM-5.3-Flash DGX Spark Recipe

Verified deployment recipes for running GLM-5.3 Flash on NVIDIA GB10 hardware

Apps

More builds

6

Rocket League in Three.js

Rocket League in Three.js

A physics-driven 3D Rocket League clone built with a local LLM agent.

Games

SNAKE COLOSSEUM

SNAKE COLOSSEUM

A parallel AI arena where four open-weight models compete in Snake

Toys

GoldenEye (1997) Clone

GoldenEye (1997) Clone

A 3D first-person shooter recreation of the N64 classic built with AI.

Games

MiniCraft

A functional Minecraft clone built as a one-shot capability test for DeepSeek V4.1 Flash.

Games

Browse all 27 3.8 Flash builds in the feed

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