Model Comparison
Claude Opus 4.6 (Adaptive Reasoning, Max Effort)
vs. GPT-5.2 (xhigh)
Comparing 2 AI models · 0 benchmarks · Anthropic, OpenAI
Recommended Pick
OpGPT-5.2 (xhigh)5 metric winsStrongest on: Value, Input price, Output price
Best Value
GPT-5.2 (xhigh)
100.0 value score
30.4 reasoning / $4.81/1M
Lowest Price
GPT-5.2 (xhigh)
$1.75/1M input price
Best Reasoning
Claude Opus 4.6 (Adaptive Reasoning, Max Effort)
31.9 reasoning score
Blends available reasoning benchmarks
Differences That Matter
Best value
GPT-5.2 (xhigh) has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
GPT-5.2 (xhigh) is 2.9x cheaper on input tokens than Claude Opus 4.6 (Adaptive Reasoning, Max Effort).
Speed gap
GPT-5.2 (xhigh) generates about 2.0x as many tokens per second as Claude Opus 4.6 (Adaptive Reasoning, Max Effort).
Reasoning gap
Claude Opus 4.6 (Adaptive Reasoning, Max Effort) leads GPT-5.2 (xhigh) by 1.5 points on reasoning.
Top-pick rationale
GPT-5.2 (xhigh) wins 5 measurable categories, including Value, Input price, Output price, Blended price.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Claude Opus 4.6 (Adaptive Reasoning, Max Effort)
Anthropic
TTFT
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Time
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tok/s
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Tokens
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Cost
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GPT-5.2 (xhigh)
OpenAI
TTFT
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Time
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tok/s
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Tokens
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Cost
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Which answer was more useful?
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EU-hosted inference
Servers in Germany & Finland. Designed to meet strict GDPR and ISO 27001 compliance requirements.
Full Comparison
| Metric | An Claude Opus 4.6 (Adaptive Reasoning, Max Effort) | Top Pick Op GPT-5.2 (xhigh) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $5.00/1M | $1.75/1M |
| Output Cost | $25.00/1M | $14.00/1M |
| Blended (3:1) | $10.00/1M | $4.81/1M |
| Specifications | ||
| Organization | Anthropic | OpenAI |
| Release Date | Feb 5, 2026 | Dec 11, 2025 |
| Performance & Speed | ||
| Throughput | 39.7 tok/s | 79.5 tok/s |
| TTFT | 22440ms | 170680ms |
| Latency | 22440ms | 170680ms |
| Composite Indices | ||
| Value Score | 50.5 | 100.0 |
| Reasoning Score | 31.9 | 30.4 |
| Intelligence | 31.9 | 30.4 |
Key Takeaways
GPT-5.2 (xhigh) offers the best value at $1.75/1M,making it ideal for high-volume applications and cost-conscious projects.
Claude Opus 4.6 (Adaptive Reasoning, Max Effort) has the strongest reasoning profile with a 31.9 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
Claude Opus 4.6 (Adaptive Reasoning, Max Effort)
- Complex reasoning tasks
- Research & analysis
GPT-5.2 (xhigh)
- Cost-sensitive applications
- High-volume processing
