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Gemini 3.5 Flash vs Inkling

Google · released

Wins 6 of 8 areas

Coding · Agents · Reasoning · Facts · Images and charts · Math

Thinking Machines · released

Wins 1 of 8 areas

Long documents

Gemini 3.5 Flash is the stronger all-rounder.Inkling is cheaper and better at long documents.

Both rank among the ten best models we track in following instructions.

Scores updated · 36 tests both models report · How we compare

Where each one wins

Tests won in each of the eight areas we test. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.

Long documents rests on a single test.

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

Gemini 3.5 Flash$1.50 to read · $9.00 to write$11Price from Artificial Analysis
Inkling$1.00 to read · $4.05 to write$5.05Price from Artificial Analysis

Inkling costs 52% less for the same work.

The biggest differences

The three tests each model wins by the widest margin. Scores are out of 100.

Where Gemini 3.5 Flash pulls ahead

  • Abstract visual puzzles that people can solveARC-AGI-2+35.6points aheadGemini 3.5 Flash72.1Inkling36.5
  • Unpublished advanced math problemsFrontierMath Tiers 1-3 (v2)+29.5points aheadGemini 3.5 Flash62.8Inkling33.3
  • Common-sense trick questionsSimpleBench+26.7points aheadGemini 3.5 Flash76.7Inkling50

Where Inkling pulls ahead

  • Reasons across sets of long documentsAA-LCR+4points aheadInkling77.3Gemini 3.5 Flash73.3
  • Follows unfamiliar, precisely checkable instructionsIFBench+3.5points aheadInkling79.8Gemini 3.5 Flash76.3
  • US invitational high-school math exam problemsAIME 2026+2.1points aheadInkling97.1Gemini 3.5 Flash95

Every test, side by side

All 36 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingGemini 3.5 Flash

Full coding ranking

AgentsGemini 3.5 Flash
  • MCP AtlasGemini 3.5 Flash by 7.683.676+7.6
  • GDPValGemini 3.5 Flash by 6.335.128.8+6.3
  • Terminal-Bench 4.0Gemini 3.5 Flash by 5.66.61+5.6
  • τ-Bench V3 · BankingGemini 3.5 Flash by 3.132.229.1+3.1

Full agents ranking

ReasoningGemini 3.5 Flash

Full reasoning ranking

FactsGemini 3.5 Flash

Full facts ranking

Images and chartsGemini 3.5 Flash

Full images and charts ranking

MathGemini 3.5 Flash

Full math ranking

Long documentsInkling

Full long documents ranking

Following instructionsEven

Full following instructions ranking

Other results8 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, Gemini 3.5 Flash or Inkling?

Gemini 3.5 Flash wins six of the eight areas we test: coding, agents, reasoning, facts, images and charts and math. Inkling wins long documents, and costs 52% less. They are level on following instructions.

Which is better for coding?

Gemini 3.5 Flash. It wins 4 of the 5 coding tests both models report; Inkling wins none, and 1 is a tie.

Which is cheaper?

Gemini 3.5 Flash costs $1.50 per million input tokens and $9.00 per million output tokens; Inkling costs $1.00 and $4.05. That makes Inkling about 52% cheaper for the same work.

How do you compare the two?

We use the 36 benchmark tests both models have published scores on. The verdict counts the 28 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 8 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.

Compare Gemini 3.5 Flash with

Google

Across the field

All comparisons