Claude 4 Opus vs GPT-4

API pricing, context window and capabilities for Claude 4 Opus and GPT-4, side by side. Prices are the cheapest listed serving route per 1M tokens, from LiteLLM and OpenRouter.

Verdict

computed from the published numbers

Claude 4 Opus wins on price, on intelligence and on context window. Benchmark data is unavailable for one or both models.

Price

Claude 4 Opus

Terminal-Bench

Not called

Intelligence

Claude 4 Opus

Context window

Claude 4 Opus

Key takeaways

who wins on what, from the published numbers

Claude 4 Opus wins

Cheaper input ($5.00 vs $30.00 /1M)
Cheaper output ($25.00 vs $60.00 /1M)
Larger context window (200K vs 8K)
Higher max output (200K vs 4K)
Supports vision
Has reasoning mode
Supports structured output

GPT-4 wins

No clear edge on the tracked metrics.

Cheaper overall

Claude 4 Opus

$5.00 + $25.00 /1M

Larger context

Claude 4 Opus

200K

More providers

Tied

Pricing & specs

cheapest listed route · per 1M tokens

On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments can be materially lower.

	Claude 4 Opus	GPT-4
Input $/1M	$5.00via Snowflake best	$30.00via OpenAI
Output $/1M	$25.00via Snowflake best	$60.00via OpenAI
Context window	200K best	8K
Max output	200K best	4K
Serving providers	3	3
Date	First listed Jul 2025	Released Nov 6, 2023

Benchmarks

Benchmark scores, side by side

	Claude 4 Opus	GPT-4
Intelligence	16.6 best	6.7
GPQA Diamond	70% best	35%

Cost calculator

choose a serving route for each side

Claude 4 Opus · route

GPT-4 · route

Input tokens / month

Output tokens / month

Claude 4 Opus

via Snowflake

$50

GPT-4

via Azure

$210

Capabilities

feature support, side by side

Feature	Claude 4 Opus	GPT-4
Vision	✓	—
Tool use	✓	✓
Reasoning	✓	—
Audio	—	—
Prompt caching	✓	✓
Structured output	✓	—
Web search	—	—

Related comparisons

Compare Claude 4 Opus with

Claude 4 Sonnet Claude Sonnet Latest Gemini 2.5 Pro o3 Claude 3.7 Sonnet Claude 3 Opus Claude Opus 4.1 Claude Opus Latest GPT-4.1 GPT 4.5 Preview GPT-4o GPT-5 GPT-5.4 GPT-5.5 o3 Pro

Compare GPT-4 with

GPT-4o GPT-4o-mini Claude 3 Opus

Frequently asked questions

Which is cheaper, Claude 4 Opus or GPT-4?

Claude 4 Opus is cheaper for input ($5.00 vs $30.00 per 1M tokens) from Snowflake. Claude 4 Opus is cheaper for output ($25.00 vs $60.00 per 1M tokens) from Snowflake.

What is the context window difference between Claude 4 Opus and GPT-4?

Claude 4 Opus has a 200K-token context window and GPT-4 has 8K tokens, so Claude 4 Opus can take a larger prompt.

How do Claude 4 Opus and GPT-4 compare on benchmarks?

On the tracked benchmarks, Claude 4 Opus leads on intelligence.

Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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