GPT-4o vs GPT-5 Pro: Pricing Comparison
Compare pricing, capabilities, and costs for your LLM workloads.
OpenAI
GPT-4o
Pricing (per 1M tokens)
Input$2.50
Output$10.00
Cached Input$1.25
Batch Input$1.25
Batch Output$5.00
Context & Output
Context Window128K tokens
Max Output16.4K tokens
Capabilities
Categorymid
Multimodaltext + image + audio
Fine-tuningYes
StreamingYes
OpenAI
GPT-5 Pro
Pricing (per 1M tokens)
Input$15.00
Output$120.00
Context & Output
Context Window400K tokens
Max Output128K tokens
Capabilities
Categoryflagship
Multimodaltext + image + audio
Fine-tuningNo
StreamingYes
Quick Verdict
Cheaper Input Price
GPT-4o
83.3% cheaper
Cheaper Output Price
GPT-4o
91.7% cheaper
Larger Context Window
GPT-5 Pro
+272K tokens
Cost Comparison
Sample workload: 1,000,000 input tokens + 1,000,000 output tokens
GPT-4o
$12.50
$2.50/1M input + $10.00/1M output
GPT-5 Pro
$135.00
$15.00/1M input + $120.00/1M output
GPT-4o is 90.7% cheaper for this workload.
Frequently Asked Questions
Which is cheaper, GPT-4o or GPT-5 Pro?
For input tokens, GPT-4o is cheaper at $2.50 per 1M tokens. For output tokens, GPT-4o is cheaper at $10.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of GPT-4o vs GPT-5 Pro?
GPT-4o has a context window of 128K tokens, while GPT-5 Pro has 400K tokens. GPT-5 Pro supports a larger context window of 400K tokens, which is beneficial for processing longer documents.
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