Leaderboard / xAI
Grok 4.6
xAI xHigh CLOSED Proprietary
50% coverage3 of 6 categoriesMissing: Coding, Chat quality, Following instructions. Missing means no data yet, never a zero.
Other settings:High · 79
Verdict
Grok 4.6 doesn't have enough test coverage for an overall SIscope score yet. Strongest at math, weaker at agents & tools. Mid-range on price.
SIscope score
No score yet
60% coverage, needs 70%
Human-vote rank
Not on board
Text arena
Price per 1M tokens, blended
$3
$2 in · $6 out
Context window
500K
500,000 tokens
Shape
Each spoke is a category, 0 at the centre, 100 at the edge.
Category scores
Percentiles: 90 means better than about 90% of tested models.
What goes into each category · Compare with DeepSeek V4.1 Flash
Independent test runs
Run by Epoch AI on the same harness for every model. Bars show the share of questions answered correctly.
GPQA Diamond93%
PhD-level science multiple choice questions
Better than 94% of 333 tested models. Run Aug 14, 2026.
Short factual questions; rewards not making things up
Better than 70% of 100 tested models. Run Aug 27, 2026.
Competition maths problems in the style of AIME
Better than 93% of 313 tested models. Run Aug 14, 2026.
Very hard, unpublished research-style maths problems
Better than 71% of 122 tested models. Run Aug 14, 2026.
Human-vote arenas
People compare two anonymous answers and pick the better one. Scores work like chess ratings.
| Arena | Rank | Score | Range (95%) | Votes | Updated |
|---|---|---|---|---|---|
| Text arena ↗ Everyday chat, blind human votes | Not on this board yet | ||||
| WebDev arena ↗ Building web apps, blind human votes | Not on this board yet | ||||
| Vision arena ↗ Questions about images, blind human votes | Not on this board yet | ||||
| Agent arena ↗ Real multi-step agent sessions | #30 of 57 | 0.3% | -0.8–1.5% | 30,344 | Nov 2, 2026 |
Source: Arena (formerly LMArena) leaderboard dataset, CC BY 4.0. Fetched Nov 4, 2026.
Price
Input
$2
per 1M tokens
Output
$6
per 1M tokens
Blended
$3
3 in : 1 out, per 1M
Context window
500K
max tokens per request
Speed
Coming soon
our own tests
List price from the OpenRouter models API, Nov 4, 2026: x-ai/grok-4.6 on OpenRouter ↗. Providers can charge differently.