o3 Pro vs GPT-5.4 Pro: Pricing Comparison

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

OpenAI

o3 Pro

Pricing (per 1M tokens)

Input$20.00
Output$80.00

Context & Output

Context Window200K tokens
Max Output100K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

OpenAI

GPT-5.4 Pro

Pricing (per 1M tokens)

Input$30.00
Output$180.00

Context & Output

Context Window1.1M tokens
Max Output128K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

o3 Pro

33.3% cheaper

Cheaper Output Price

o3 Pro

55.6% cheaper

Larger Context Window

GPT-5.4 Pro

+850K tokens

Cost Comparison

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

o3 Pro

$100.00

$20.00/1M input + $80.00/1M output

GPT-5.4 Pro

$210.00

$30.00/1M input + $180.00/1M output

o3 Pro is 52.4% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, o3 Pro or GPT-5.4 Pro?
For input tokens, o3 Pro is cheaper at $20.00 per 1M tokens. For output tokens, o3 Pro is cheaper at $80.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of o3 Pro vs GPT-5.4 Pro?
o3 Pro has a context window of 200K tokens, while GPT-5.4 Pro has 1.1M tokens. GPT-5.4 Pro supports a larger context window of 1.1M tokens, which is beneficial for processing longer documents.

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