GPT-5.4 vs Grok 4: Pricing Comparison
Compare pricing, capabilities, and costs for your LLM workloads.
OpenAI
GPT-5.4
Pricing (per 1M tokens)
Input$2.50
Output$15.00
Cached Input$0.2500
Batch Input$1.25
Batch Output$7.50
Context & Output
Context Window1.1M tokens
Max Output128K tokens
Capabilities
Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes
xAI
Grok 4
Pricing (per 1M tokens)
Input$3.00
Output$15.00
Cached Input$0.7500
Context & Output
Context Window256K tokens
Max Output32.8K tokens
Capabilities
Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes
Quick Verdict
Cheaper Input Price
GPT-5.4
16.7% cheaper
Cheaper Output Price
Grok 4
0.0% cheaper
Larger Context Window
GPT-5.4
+794K tokens
Cost Comparison
Sample workload: 1,000,000 input tokens + 1,000,000 output tokens
GPT-5.4
$17.50
$2.50/1M input + $15.00/1M output
Grok 4
$18.00
$3.00/1M input + $15.00/1M output
GPT-5.4 is 2.8% cheaper for this workload.
Frequently Asked Questions
Which is cheaper, GPT-5.4 or Grok 4?
For input tokens, GPT-5.4 is cheaper at $2.50 per 1M tokens. For output tokens, Grok 4 is cheaper at $15.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of GPT-5.4 vs Grok 4?
GPT-5.4 has a context window of 1.1M tokens, while Grok 4 has 256K tokens. GPT-5.4 supports a larger context window of 1.1M tokens, which is beneficial for processing longer documents.
Need more tools?
Explore our complete suite of LLM calculators and comparison tools.