LLM7.io
LLM7.io
Toggle theme

chat comparison

Anthropic logo

claude-opus-5vsgpt-5.5-openai-compact

OpenAI logo

Compare the things that matter before you build: current price, capabilities, and latest aggregated LLM7 statistics.

Current pricing

See the cost difference clearly

Directly comparable

claude-opus-5

Input $2.50 USD · Output $12.50 USD / 1M tokens

gpt-5.5-openai-compact

Input $0.20 USD · Output $1.20 USD / 1M tokens

What's different

Only capabilities that differ between these models are listed. Green highlights the broader supported option or larger context window.

Input formats

claude-opus-5

text, image

gpt-5.5-openai-compact

text

Vision

claude-opus-5Better fit

Supported

gpt-5.5-openai-compact

Not supported

Tool calling

claude-opus-5Better fit

Supported

gpt-5.5-openai-compact

Not supported

Reasoning

claude-opus-5Better fit

Supported

gpt-5.5-openai-compact

Not supported

Estimate your workload

Fixed-price models can be estimated directly; dynamic models use recent references and are billed from actual provider usage.

Cost calculator

Adjust the volume to see an instant estimate at the current public price.

1M tokens
10,000 tokens
01M

Input estimate

$0.025

Output estimate

$0.03125

Estimated total

$0.05625

Cost calculator

Adjust the volume to see an instant estimate at the current public price.

1M tokens
10,000 tokens
01M

Input estimate

$0.002

Output estimate

$0.003

Estimated total

$0.005

Quick take

  • claude-opus-5 supports image input while the other model does not.

Keep exploring