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Google · released Oct 13, 2026

Gemini 4 Argon

Gemini 4 Argon is Google's new flagship and gives the best answers for everyday chat and research.

NewOur pick for everyday questionsOur pick for researchOur pick for professional work2 weeks oldThinks before answering
Reasoning90Coding91Writing98Vision–Agents77Value42
Input price
$2 / M
Output price
$10 / M
Context
1M tokens
Longest reply
33K
Reads
text, image, video, audio, pdf
Knows up to
2026-03

Where it shines

  • It tops the text arena at 1526 and multi-turn chat at 1547.
  • It posts the best SimpleQA (76) and GPQA (96.4) scores.
  • Google reports 77.9% on DeepSWE v1.1, ahead of Opus 5.5 at 74.2%.

Where it struggles

  • Its API price doubles to $4 in, $20 out after Nov 30.
  • Its web dev score of 1680 trails Opus 5.5 by 129 points.

Where you can use it

  • Gemini appAppGoogle AI Pro ($20/mo) or Ultra ($100+/mo). Not on Free or AI Plus.
  • AI Mode in SearchAppGoogle AI Pro and Ultra subscribers.
  • Gemini APIAPI$2 in / $10 out until Nov 30, 2026, then $4 / $20. No free tier.
  • OpenRouterAPIListed as google/gemini-4-argon

How it scores on each job

Scores run 0 to 100 and blend every measure we have for that job. The number after the dot is its rank among the 33 models in the lineup.

The evidence

MeasureScoreRank in lineupSource
Epoch Capabilities Index166#5Epoch AI
LMArena text1526#1LMArena
LMArena hard prompts1538#1LMArena
LMArena instruction following1528#2LMArena
LMArena multi-turn1547#1LMArena
LMArena creative writing1523#2LMArena
LMArena writing & language1524#2LMArena
LMArena coding1539#2LMArena
LMArena math1538#1LMArena
LMArena business & finance1512#1LMArena
LMArena legal & government1527#1LMArena
LMArena medicine1537#1LMArena
WebDev Arena1680#7LMArena
Agent Arena#6#6LMArena
GPQA Diamond96%#1Epoch AI
FrontierMath86%#7Epoch AI
SimpleQA Verified76%#1Epoch AI
ARC-AGI-291%#4Epoch AI

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