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Gemini 3.5 Flash benchmarks, ranks and price

Where Artificial Analysis, LiveBench, LMArena and Berkeley BFCL place Gemini 3.5 Flash, what it costs through OpenRouter and Vercel AI Gateway, and the models either side of it on the consensus.

Updated Oct 12, 2026Full leaderboardSources and method

Read Oct 12, 2026

#15of 122

on the LLM leaderboard, with a consensus score of 72 across 3 leaderboards.

Source: Artificial Analysis, LiveBench, LMArena and Berkeley BFCL, combined by Rank.ai.

By leaderboard

Where each leaderboard places Gemini 3.5 Flash

Artificial Analysis

#18of 111

Score 33.6. Best run: google/gemini-3.5-flash.

Intelligence Index: a composite of reasoning, knowledge, maths and coding evaluations.

LiveBench

#13of 36

Score 74.6. Best run: Gemini 3.5 Flash High.

Contamination-limited questions refreshed each release: reasoning, maths, coding, data analysis, language.

LMArena

#13of 112

Score 1476. Best run: gemini-3.5-flash-high.

Blind head-to-head human votes, style controlled.

Berkeley BFCL

Not measured by Berkeley BFCL.

Function calling and tool use, single turn to multi turn and web search.

Price and context

$3.38

OpenRouter: $1.50 in, $9.00 out. Vercel AI Gateway: $1.50 in, $9.00 out Context window 1.0M tokens. LiveBench cost per solved task $0.249.

Nearby

The models either side of Gemini 3.5 Flash

  1. #12Grok 4.575
  2. #13Claude Opus 4.673
  3. #14Claude Sonnet 573
  4. #15Gemini 3.5 Flash72
  5. #16Claude Opus 4.571
  6. #17Gemini 3.6 Flash70
  7. #18Gemini 3 Flash Preview70

Questions about Gemini 3.5 Flash

How good is Gemini 3.5 Flash?
Gemini 3.5 Flash ranks #15 of 122 models on the Rank.ai LLM leaderboard, with a consensus score of 72 out of 100 across 3 leaderboards.
Is Gemini 3.5 Flash better than Claude Sonnet 5?
Not on the consensus: Claude Sonnet 5 scores 73 to Gemini 3.5 Flash's 72. Compare them source by source below, since the leaderboards test different things.
Is Gemini 3.5 Flash better than Claude Opus 4.5?
On the consensus, yes: 72 to 71.
How much does Gemini 3.5 Flash cost?
$1.50 per million input tokens and $9.00 per million output tokens on OpenRouter, the cheaper listing we read. Blended at three input tokens to one output, that is $3.38 per million.

These models recommend brands. See if they name yours.

Enter your website. In about two minutes, Rank.ai asks ChatGPT, Claude and Gemini 12 questions your customers ask and grades how often they name you.

  • Your grade out of 100How often AI names you, cites your site, and how high it ranks you.
  • Who gets namedEvery competitor in the answers, most named first.
  • The pages AI readsThe sources behind each answer.
  • Three fixesWhat to fix first, with a brief for the first article.