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Directory · Model comparison

GPT-5.6 Sol 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 GPT-5.6 Sol Grok 4.6
Input cost / 1M $4.00 $2.00
Output cost / 1M $20.00 $6.00
Context window 1,050,000 tokens 500,000 tokens
MMLU score

Cost verdict

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

GPT-5.6 Sol

Input: 1M × $4.00 = $4.00
Output: 1M × $20.00 = $20.00
Total
$24.00

Grok 4.6

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

Total cost savings

$16.00

Grok 4.6 saves $16.00 per month vs the other model at this volume.

Model routing savings

Uses this page's verified rates. GPT-5.6 Sol is the premium route (higher combined per-1M cost); Grok 4.6 handles routine traffic.

Premium model

GPT-5.6 Sol

$4.00 in · $20.00 out / 1M

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Economical model

Grok 4.6

$2.00 in · $6.00 out / 1M

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All premium

GPT-5.6 Sol

$1,200.00

100% of input and output on the premium route

Routed stack

80%Grok 4.6

GPT-5.6 Sol

$560.00

Routine slice
$320.00
Premium slice
$240.00

Monthly savings

$640.00

53.3% lower

Rates pulled from this page's model database entries (gpt-5-6-sol, grok-4-6) — same per-1M input/output figures as Tale of the tape. Production routing needs quality gates and monitoring.

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