Compare/Claude Opus 4.6 (Non-reasoning, High Effort) vs GPT-4o (May '24)

Claude Opus 4.6 (Non-reasoning, High Effort)vsGPT-4o (May '24)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Anthropic

Claude Opus 4.6 (Non-reasoning, High Effort)

Input
$5/M
Output
$25/M
Speed
55 tok/s
TTFT
1.69s
OpenAI

GPT-4o (May '24)

Input
$5/M
Output
$15/M
Speed
78 tok/s
TTFT
0.54s

Winner by Category

Cheaper
GPT-4o (May '24)
Faster (tok/s)
GPT-4o (May '24)
Lower Latency
GPT-4o (May '24)
Benchmarks (7-3)
Claude Opus 4.6 (Non-reasoning, High Effort)

Pricing Comparison

MetricClaude Opus 4.6 (Non-reasoning, High Effort)GPT-4o (May '24)
Input ($/M tokens)$5$5
Output ($/M tokens)$25$15
Cost for 1M input + 100K output tokens:
Claude Opus 4.6 (Non-reasoning, High Effort)$7.50
GPT-4o (May '24)$6.50

Speed Comparison

Output Speed (tokens/s) — higher is better
Claude Opus 4.6 (Non-reasoning, High Effort)
55 tok/s
GPT-4o (May '24)
78 tok/s
Time to First Token (seconds) — lower is better
Claude Opus 4.6 (Non-reasoning, High Effort)
1.69s
GPT-4o (May '24)
0.54s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
46.514.5
Coding Index
47.624.2
Math Index
GPQA Diamond
84.0%52.6%
MMLU-Pro
74.0%
LiveCodeBench
33.4%
AIME 2025
MATH-500
79.1%
Humanity's Last Exam
18.6%2.8%
SciCode
45.7%30.9%
IFBench
44.6%
TerminalBench
48.5%
Claude Opus 4.6 (Non-reasoning, High Effort)7 wins
3 winsGPT-4o (May '24)

Frequently Asked Questions

Which is cheaper, Claude Opus 4.6 (Non-reasoning, High Effort) or GPT-4o (May '24)?

GPT-4o (May '24) is cheaper overall. Its blended price (3:1 input/output ratio) is $7.50/M tokens vs $10.00/M for Claude Opus 4.6 (Non-reasoning, High Effort).

Which model performs better on benchmarks?

Claude Opus 4.6 (Non-reasoning, High Effort) wins 7 out of 12 benchmarks compared to 3 for GPT-4o (May '24). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-4o (May '24) generates tokens faster at 78 tok/s vs 55 tok/s. However, GPT-4o (May '24) has lower time-to-first-token (0.54s vs 1.69s).

When should I use Claude Opus 4.6 (Non-reasoning, High Effort) vs GPT-4o (May '24)?

Choose based on your priorities: GPT-4o (May '24) for lower cost, Claude Opus 4.6 (Non-reasoning, High Effort) for stronger benchmark performance, and GPT-4o (May '24) for faster generation. For latency-sensitive apps, check the TTFT comparison above.