o3 vs Claude Opus 4: Pricing Comparison

Compare pricing, capabilities, and costs for your LLM workloads.

OpenAI

o3

Pricing (per 1M tokens)

Input$2.00
Output$8.00
Cached Input$0.5000
Batch Input$1.00
Batch Output$4.00

Context & Output

Context Window200K tokens
Max Output100K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Anthropic

Claude Opus 4

Pricing (per 1M tokens)

Input$15.00
Output$75.00
Cached Input$1.50
Batch Input$7.50
Batch Output$37.50

Context & Output

Context Window200K tokens
Max Output32K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

o3

86.7% cheaper

Cheaper Output Price

o3

89.3% cheaper

Larger Context Window

Claude Opus 4

+0 tokens

Cost Comparison

Sample workload: 1,000,000 input tokens + 1,000,000 output tokens

o3

$10.00

$2.00/1M input + $8.00/1M output

Claude Opus 4

$90.00

$15.00/1M input + $75.00/1M output

o3 is 88.9% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, o3 or Claude Opus 4?
For input tokens, o3 is cheaper at $2.00 per 1M tokens. For output tokens, o3 is cheaper at $8.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of o3 vs Claude Opus 4?
o3 has a context window of 200K tokens, while Claude Opus 4 has 200K tokens. o3 supports a larger context window of 200K tokens, which is beneficial for processing longer documents.
How do o3 and Claude Opus 4 compare for batch processing?
Both models support batch processing with discounted rates. o3 offers a better batch rate at $1.00 per 1M input tokens. Batch processing is ideal for non-time-sensitive workloads where you can wait for processing.

Need more tools?

Explore our complete suite of LLM calculators and comparison tools.