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SpaceXAI

Grok 4.6

  • Released
  • Closed weights
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Intelligence Index

Extra high setting

44.2
Measured · Artificial Analysis v4.3.2
API price from
$2.00 in / $6.00 out / 1M tokOpenRouter · xAI
Context window
500K tok

Performance profile

ReasoningArchived source
93.5%
GPQA Diamond
CodingArchived source
53.0%
SciCode
Cost efficiencyArchived source
19.0pts / $
Intelligence ÷ eval cost

Capabilities

Context window

Modalities

Measured settings

Integration

Reasoning trade-offs

Source (opens in a new tab)
Intelligence Index v4.3.2
Grok 4.6
Cost per task (USD)
Grok 4.6X-High
Intelligence Index
44.2
Cost / task
$2.32
Evaluation time
11.4m

Pricing & access

API route
OpenRouter · xAIAPI
Tier & context

USD per 1M tokens

Input
$2.00
Output
$6.00
Cached input
$0.50

Benchmarks

Full leaderboardSource (opens in a new tab)

Humanity’s Last Exam

Frontier reasoning

Grok 4.6 · Extra highArchived

  1. 1Claude Opus 5.5Max61.4%
  2. 2Claude Fable 5.1Max59.1%
  3. 3Gemini 4 ArgonHigh57.1%
  4. 4Claude Sonnet 5.5Max55.0%
  5. 5GPT-6 AstraMax54.7%
  6. 6Muse Wonder FullMax53.6%
  7. 7GPT-6.1 SolMax52.9%
  8. 8Muse WonderMax50.1%
  9. 9MiMo-V2.6-ProReasoning49.4%
  10. 10Muse Spark 1.3Max48.7%

Peers use their best measured result on this benchmark.