Grok 4.6

xai/grok-4.6

frontier performance on coding, knowledge work, and STEM.

cmd --model xai/grok-4.6
Intelligence index
44.3
Output speed
70.3 tok/s
Input
$2 /M
Output
$6 /M
Cache read
$0.50 /M
Agent-loop cost
$0.95 /M in
Context window
500K tokens
Released
August 12, 2026
Modalities
→

vs. the lineup

Grok 4.6 beside its stablemates and nearest rivals. The ◆ marks the best value in each column across every row shown.

pin a rival:
ModelIntelligenceCodingSpeedInput $/MOutput $/MBlended $/MContext
Muse Spark 1.348.1◆75.8247.5$1.25$4.25$21.05M◆
Grok 4.746.4—50.4$1.20$3.60$1.80500K
GLM-5.344.874.863.2$1.40$4.40$2.151M
Grok 4.6 ◆44.376.8◆70.3$2$6$3500K
Grok 4.538.872.4—$2$6$3500K
Gemini 3.5 Flash Lite22.249.3370◆$0.30$2.50$0.851M
DeepSeek V4 Pro (latest)pinned3668.878.6$0.66$1.98$0.991M
DeepSeek V4 Flash (latest)pinned3469.1—$0.15◆$0.60◆$0.26◆1M

coding performance

The Intelligence Index and its sub-scores, ranked against every scored model in the catalog. A metric that has not been measured for Grok 4.6 has been left empty.

Coding Index
76.8
#5 of 54 scored
Terminal-Bench
88.4
#5 of 54 scored
Intelligence Index
44.3
#14 of 67 scored
Long-context reasoning
80.3
reasoning across a long context
SciCode
56.5
scientific coding
GPQA Diamond
94.9
graduate-level QA

price bands

Grok 4.6 is not billed at one flat rate — the price changes with how much context a request carries. The header quotes the standard band; here is every band.

BandContextInput $/MOutput $/MCache read $/M
Standard≤ 200K$2.00$6.00$0.50
Long context> 200K$4.00$12.00$1.00

usage calculator

How far a month of credits goes on Grok 4.6.

Grok 4.6 runs on GOAT and up — from $10/mo.
Input tokensfresh prompt
800
Output tokensmodel reply
180
Cache read tokensre-read context
50K
cost / request $0.028 · in $2 · out $6 · cache $0.50 per M
fresh input 6%output 4%cache reads 90%
Requests / 30 days
723
$20 credits ÷ $0.028 per request
~145 quick fixes~29 bug fixes~5 feature PRs

what real work costs

Real coding tasks priced end to end on Grok 4.6, from a quick lookup to a full-repo agent run.

One agent task
$0.23
180K in at 75% cache hit, 12K out
What you pay
$1.20 /M
all-in across every token that task touched
Sticker input
$2 /M
cache reads bill at $0.50 /M instead
TaskTokens in · outGrok 4.6Muse Spark 1.3Claude Haiku 4.5
Quick lookup / one-liner8K · 1K$0.01$0.0063$0.0065
Review a 500-line PR60K · 4K$0.08$0.05$0.04
Fix a bug (agent loop)180K · 12K$0.23$0.13$0.12
Refactor a module320K · 20K$0.41$0.23$0.21
Full-repo agent run900K · 45K$1.02$0.54$0.49

frequently asked

How much does Grok 4.6 cost?
$2/M input and $6/M output, cache reads $0.50/M. In an agent loop most input is cache-read, so the effective input rate is about $0.95/M.
Which plan do I need?
Available on GOAT and above.
How do I switch to it?
Run cmd --model xai/grok-4.6, or type /model in a session and pick it. You can switch mid-session without losing context.

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Benchmarks from Artificial Analysis (v4.3)commandcode.ai/models/grok-4-6