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Directory · Model comparison

Grok 4.3 vs Grok 4.6

Side-by-side API economics and benchmarks. Per-1M input and output rates, context window, and verified metrics.

Tale of the tape

Head-to-head specs pulled from each model profile.

Metric Grok 4.3 Grok 4.6
Input cost / 1M $1.25 $2.00
Output cost / 1M $2.50 $6.00
Context window 1,000,000 tokens 500,000 tokens
MMLU score

Cost verdict

Enter monthly input and output volumes to see total cost savings.

Grok 4.3

Input: 1M × $1.25 = $1.25
Output: 1M × $2.50 = $2.50
Total
$3.75

Grok 4.6

Input: 1M × $2.00 = $2.00
Output: 1M × $6.00 = $6.00
Total
$8.00

Total cost savings

$4.25

Grok 4.3 saves $4.25 per month vs the other model at this volume.

Model routing savings

Uses this page's verified rates. Grok 4.6 is the premium route (higher combined per-1M cost); Grok 4.3 handles routine traffic.

Premium model

Grok 4.6

$2.00 in · $6.00 out / 1M

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Economical model

Grok 4.3

$1.25 in · $2.50 out / 1M

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All premium

Grok 4.6

$400.00

100% of input and output on the premium route

Routed stack

80%Grok 4.3

Grok 4.6

$230.00

Routine slice
$150.00
Premium slice
$80.00

Monthly savings

$170.00

42.5% lower

Rates pulled from this page's model database entries (grok-4-6, grok-4-3) — same per-1M input/output figures as Tale of the tape. Production routing needs quality gates and monitoring.

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