Head-to-Head Model Pricing & Benchmark Breakdown
xAI Grok 4.6 vs GPT-5.6 Sol: Frontier Flagship Intelligence Compared
Real-time search-grounded intelligence against OpenAI’s unified multimodal flagship.
Adjust Your Custom Token Workload
Monthly Requests100k
Input Tokens / Req2500
Output Tokens / Req800
Prompt Cache %0%
xAI Grok 4.6 is 24.6% More Cost-Effective
Saves $320.00 per month ($3,840.00/yr) at this volume.
Annualized Savings$3,840.00
xAI
Most EconomicalxAI Grok 4.6
Total Monthly Cost
$980.00 / month
$9.80 per 1,000 requestsInput Tokens / 1M:$2.00
Cached Input / 1M:$2.000
Output Tokens / 1M:$6.00
Context Window:500k
Inference Speed:~110 TPS
OpenAI
GPT-5.6 Sol
Total Monthly Cost
$1,300.00 / month
$13.00 per 1,000 requestsInput Tokens / 1M:$2.00
Cached Input / 1M:$0.500
Output Tokens / 1M:$10.00
Context Window:1.1M
Inference Speed:~100 TPS
The Verdict: Which Model Wins on Cost & ROI?
Both models share identical $2.00/1M input pricing. Grok 4.6 provides 40% cheaper output tokens ($6.00 vs $10.00) with native real-time web grounding, while GPT-5.6 Sol supports longer 1.05M context (vs 500k) and prompt caching.
Key Architectural & Economic Differences
- Identical baseline input pricing ($2.00 per 1M tokens).
- Grok 4.6 output tokens are 40% cheaper ($6.00/1M vs $10.00/1M).
- GPT-5.6 Sol supports 1,050,000 context vs 500,000 on Grok 4.6.
- Grok 4.6 has native real-time search knowledge integration.
When to Choose xAI Grok 4.6
- • Real-time news/market synthesis, uncensored code generation, lower output costs
When to Choose GPT-5.6 Sol
- • 1M+ context document digestion, cached prompt agent loops, audio/video streaming
Detailed Spec & Pricing Comparison Table
| Specification / Metric | xAI Grok 4.6 (xAI) | GPT-5.6 Sol (OpenAI) | Advantage |
|---|---|---|---|
| Input Price / 1M Tokens | $2.00 | $2.00 | GPT-5.6 Sol |
| Cached Input Price / 1M | N/A | $0.500 (75%) | GPT-5.6 Sol |
| Output Price / 1M Tokens | $6.00 | $10.00 | xAI Grok 4.6 |
| Context Window | 500k | 1.1M | GPT-5.6 Sol |
| Inference Speed (Tokens/Sec) | ~110 TPS | ~100 TPS | xAI Grok 4.6 |
| MMLU Benchmark Score | 92.8% | 93.4% | GPT-5.6 Sol |
Frequently Asked Questions
Yes, Grok 4.6 has native access to real-time global news, events, and live technical updates.
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