Grok 3 vs GPT-5.4 Pro: Pricing Comparison

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

xAI

Grok 3

Pricing (per 1M tokens)

Input$3.00
Output$15.00
Cached Input$0.7500

Context & Output

Context Window131.1K tokens
Max Output16.4K 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

Grok 3

90.0% cheaper

Cheaper Output Price

Grok 3

91.7% cheaper

Larger Context Window

GPT-5.4 Pro

+918.9K tokens

Cost Comparison

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

Grok 3

$18.00

$3.00/1M input + $15.00/1M output

GPT-5.4 Pro

$210.00

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

Grok 3 is 91.4% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, Grok 3 or GPT-5.4 Pro?
For input tokens, Grok 3 is cheaper at $3.00 per 1M tokens. For output tokens, Grok 3 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 Grok 3 vs GPT-5.4 Pro?
Grok 3 has a context window of 131.1K 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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