Model Comparison
Grok 4.7 (Xhigh)
vs. Claude Sonnet 5.5 (Max, Default Fallback)
Comparing 2 AI models · 0 benchmarks · SpaceXAI, Anthropic
Recommended Pick
Strongest on: Value, Output price, Blended price
Best Value
Grok 4.7 (Xhigh)
100.0 value score
46.4 reasoning / $3.00/1M
Lowest Price
Grok 4.7 (Xhigh)
$2.00/1M input price
Best Reasoning
Claude Sonnet 5.5 (Max, Default Fallback)
56.0 reasoning score
Blends available reasoning benchmarks
Differences That Matter
Best value
Grok 4.7 (Xhigh) has the strongest quality-to-price mix at 100.0 out of 100 value points.
Speed gap
Claude Sonnet 5.5 (Max, Default Fallback) generates about 1.7x as many tokens per second as Grok 4.7 (Xhigh).
Reasoning gap
Claude Sonnet 5.5 (Max, Default Fallback) leads Grok 4.7 (Xhigh) by 9.6 points on reasoning.
Top-pick rationale
Grok 4.7 (Xhigh) wins 5 measurable categories, including Value, Output price, Blended price, TTFT.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Grok 4.7 (Xhigh)
SpaceXAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Claude Sonnet 5.5 (Max, Default Fallback)
Anthropic
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Top Pick Sp Grok 4.7 (Xhigh) | An Claude Sonnet 5.5 (Max, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $2.00/1M | $2.00/1M |
| Output Cost | $6.00/1M | $10.00/1M |
| Blended (3:1) | $3.00/1M | $4.00/1M |
| Specifications | ||
| Organization | SpaceXAI | Anthropic |
| Release Date | Sep 21, 2026 | Sep 28, 2026 |
| Performance & Speed | ||
| Throughput | 83.0 tok/s | 139.2 tok/s |
| TTFT | 89410ms | 479870ms |
| Latency | 89410ms | 479870ms |
| Composite Indices | ||
| Value Score | 100.0 | 90.5 |
| Reasoning Score | 46.4 | 56.0 |
| Intelligence | 46.4 | 56.0 |
Key Takeaways
Grok 4.7 (Xhigh) offers the best value at $2.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Claude Sonnet 5.5 (Max, Default Fallback) has the strongest reasoning profile with a 56.0 reasoning score,combining the available reasoning-heavy benchmarks.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Grok 4.7 (Xhigh)
- Cost-sensitive applications
- High-volume processing
Claude Sonnet 5.5 (Max, Default Fallback)
- Complex reasoning tasks
- Research & analysis
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