google Open weights Vision Reasoning Free tier

Gemma 4 31B (free) pricing & benchmarks

Released Apr 2, 2026 · served by 1 provider · ranked #58 by intelligence in our index

Input / 1M tokensFree
Output / 1M tokensFree
Context window262K
Cached input
Intelligence index29.4
Coding index43.4
Agentic index14.4
1M in + 300K out$0.00

What Gemma 4 31B (free) is

Gemma 4 31B Instruct is Google DeepMind's 30.7B dense multimodal model supporting text and image input with text output. Features a 256K token context window, configurable thinking/reasoning mode, native function...

Providers and prices for Gemma 4 31B (free)

The same model costs different amounts depending on who serves it. Prices are per 1M tokens, cheapest first. Uptime and throughput are OpenRouter's rolling measurements, not vendor claims.

ProviderInputOutputContext QuantUptime 24hThroughput
Google AI Studiocheapest Free Free 262K 99.7%

FAQ

How much does the Gemma 4 31B (free) API cost?

Free per 1M input tokens and Free per 1M output tokens.

Is Gemma 4 31B (free) free?

Yes — it is served at $0 for both input and output tokens on OpenRouter, subject to rate limits.

Which provider is cheapest for Gemma 4 31B (free)?

Google AI Studio at Free input / Free output per 1M tokens.

Can I self-host Gemma 4 31B (free)?

Yes — weights are published as google/gemma-4-31B-it on Hugging Face, so you can run it on your own hardware.