GPT-5 mini vs Grok 3: Pricing Comparison
Compare pricing, capabilities, and costs for your LLM workloads.
OpenAI
GPT-5 mini
Pricing (per 1M tokens)
Input$0.2500
Output$2.00
Cached Input$0.0250
Batch Input$0.1250
Batch Output$1.00
Context & Output
Context Window400K tokens
Max Output128K tokens
Capabilities
Categorymid
Multimodaltext + image
Fine-tuningNo
StreamingYes
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
Quick Verdict
Cheaper Input Price
GPT-5 mini
91.7% cheaper
Cheaper Output Price
GPT-5 mini
86.7% cheaper
Larger Context Window
GPT-5 mini
+268.9K tokens
Cost Comparison
Sample workload: 1,000,000 input tokens + 1,000,000 output tokens
GPT-5 mini
$2.25
$0.2500/1M input + $2.00/1M output
Grok 3
$18.00
$3.00/1M input + $15.00/1M output
GPT-5 mini is 87.5% cheaper for this workload.
Frequently Asked Questions
Which is cheaper, GPT-5 mini or Grok 3?
For input tokens, GPT-5 mini is cheaper at $0.2500 per 1M tokens. For output tokens, GPT-5 mini is cheaper at $2.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of GPT-5 mini vs Grok 3?
GPT-5 mini has a context window of 400K tokens, while Grok 3 has 131.1K tokens. GPT-5 mini supports a larger context window of 400K tokens, which is beneficial for processing longer documents.
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