Model Comparison
Grok 3
vs. Claude Fable 5.2 (Max, Default Fallback)
Comparing 2 AI models · 0 benchmarks · SpaceXAI, Anthropic
Recommended Pick
Strongest on: Input price, Output price, Blended price
Lowest Price
Grok 3
$3.00/1M input price
Differences That Matter
Price gap
Grok 3 is 2.7x cheaper on input tokens than Claude Fable 5.2 (Max, Default Fallback).
Speed gap
Claude Fable 5.2 (Max, Default Fallback) generates about 1.3x as many tokens per second as Grok 3.
Top-pick rationale
Grok 3 wins 5 measurable categories, including Input price, 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 3
SpaceXAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Claude Fable 5.2 (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 3 | An Claude Fable 5.2 (Max, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $3.00/1M | $8.00/1M |
| Output Cost | $15.00/1M | $40.00/1M |
| Blended (3:1) | $6.00/1M | $16.00/1M |
| Specifications | ||
| Organization | SpaceXAI | Anthropic |
| Release Date | Feb 19, 2025 | Nov 9, 2026 |
| Performance & Speed | ||
| Throughput | 69.8 tok/s | 94.0 tok/s |
| TTFT | 1440ms | 249300ms |
| Latency | 1440ms | 249300ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | — | 64.6 |
| Intelligence | — | 64.6 |
Key Takeaways
Grok 3 offers the best value at $3.00/1M,making it ideal for high-volume applications and cost-conscious projects.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Grok 3
- Cost-sensitive applications
- High-volume processing
Claude Fable 5.2 (Max, Default Fallback)
- General-purpose AI
- Versatile applications
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