gemma-4-31b: benchmark scores, price and ranking

gemma-4-31b from Google is a recent or sparsely tested model with 2 benchmark results on record; it has not been measured on enough benchmarks shared with other models to receive an aggregate rank. This page lists every score we have, based on 2 benchmark results captured up to 2026-10-13.

Organisation: Google
Type: Open-weight / local model
Open weights: Yes
Released: 2026-04-02 (source: openrouter)
Cheapest API price: $0.090 in / $0.340 out per million tokens (via openrouter, observed 2026-10-13T20:47Z)
Aggregate rank: Not ranked yet (too few shared benchmarks)

Across the 2 benchmarks where at least ten models are scored, gemma-4-31b is in the top 10% on 0 and in the top half on 0.

Its cheapest listed input price, $0.090 per million tokens, is lower than that of 83% of the 427 models with a listed price.

gemma-4-31b benchmark results

gemma-4-31b benchmark scores, ranked against all models measured on each benchmark
Benchmark	Score	Rank	Source	Captured
LMArena Document Elo	1,425	#13 of 18	LMArena	2026-10-13
LMArena Vision Elo	1,262	#17 of 22	LMArena	2026-10-05

About gemma-4-31b

gemma-4-31b is an open-weight model that can run on your own hardware from Google. It was released on 2026-04-02, according to the date OpenRouter first listed it (approximate). The cheapest API listing we track charges $0.090 per million input tokens and $0.340 per million output tokens, through openrouter. We hold 2 benchmark results for it across 1 area, and none is in the top tenth of its board.

Where gemma-4-31b stands

gemma-4-31b has 2 results so far and shares too few benchmarks with other models to get an aggregate rank. The rank will appear on its own once more scores are published.

gemma-4-31b, benchmark by benchmark

gemma-4-31b lands below the middle on LMArena Document Elo: 1,425, #13 of 18, with 67% of the field scoring higher. Claude Fable 5.1 (max) leads at 1,513; the closest result above is kimi-k2.5-thinking at 1,430. It covers crowd-voted questions about documents. The board median is 1,440, so gemma-4-31b is 14 points below it. Source: LMArena, captured 2026-10-13.

gemma-4-31b lands below the middle on LMArena Vision Elo: 1,262, #17 of 22, with 73% of the field scoring higher. Gemini 3.7 Flash (high) leads at 1,296; the closest result above is Qwen3.7 Plus at 1,265. It covers crowd-voted image understanding. The board median is 1,279, so gemma-4-31b is 17 points below it. Source: LMArena, captured 2026-10-05.

Strengths and weaknesses

General knowledge and chat: weak, ahead of 25% of the field on average across 2 benchmarks. Its best board here is LMArena Document Elo (#13 of 18) and its weakest is LMArena Vision Elo (#17 of 22).

Release history

The Google model released before it was gemini-3.1-flash-lite (high) on 2026-03-03, which scores 47.7. The next one was gemini-3.5-flash-high on 2026-05-19, at 52.2.

Reading these numbers

The 2 scores on this page come from 1 source: LMArena (2). No official leaderboard supplied any of them, so treat them as third-party measurements. With 2 results the aggregate rank can move a lot when one new score arrives.