Gemma 3 4B IT

google/gemma-3-4b-it is the smallest multimodal member of Google's Gemma 3 family: a 4B open-weight instruct model that takes text and image input and answers in text over a 131,072-token context window, with multilingual support in over 140 languages. It is available through BYOK keys (Hugging Face, OpenRouter, or Google AI Studio) — OpenRouter lists it at $0.05 / $0.10 per 1M tokens.

• App code — Vercel AI SDK or OpenAI SDK.
• Coding agent — anyr claude / anyr opencode / anyr codex (playbook).
• No code — playground.

import { createAnyRouter } from "@anyr/ai-sdk-provider"
import { generateText } from "ai"

const anyrouter = createAnyRouter()

const { text } = await generateText({
  model: anyrouter("google/gemma-3-4b-it"),
  prompt: "Summarize this changelog in three bullets.",
})
console.log(text)

anyr claude --model "google/gemma-3-4b-it"