Grok Build 0.1 vs GPT-5.3 Codex: Pricing Comparison
Compare pricing, capabilities, and costs for your LLM workloads.
xAI
Grok Build 0.1
Pricing (per 1M tokens)
Input$1.00
Output$2.00
Context & Output
Context Window256K tokens
Max Output32.8K tokens
Capabilities
Categorymid
Multimodaltext
Fine-tuningNo
StreamingYes
OpenAI
GPT-5.3 Codex
Pricing (per 1M tokens)
Input$1.75
Output$14.00
Cached Input$0.1750
Context & Output
Context Window400K tokens
Max Output128K tokens
Capabilities
Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes
Quick Verdict
Cheaper Input Price
Grok Build 0.1
42.9% cheaper
Cheaper Output Price
Grok Build 0.1
85.7% cheaper
Larger Context Window
GPT-5.3 Codex
+144K tokens
Cost Comparison
Sample workload: 1,000,000 input tokens + 1,000,000 output tokens
Grok Build 0.1
$3.00
$1.00/1M input + $2.00/1M output
GPT-5.3 Codex
$15.75
$1.75/1M input + $14.00/1M output
Grok Build 0.1 is 81.0% cheaper for this workload.
Frequently Asked Questions
Which is cheaper, Grok Build 0.1 or GPT-5.3 Codex?
For input tokens, Grok Build 0.1 is cheaper at $1.00 per 1M tokens. For output tokens, Grok Build 0.1 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 Grok Build 0.1 vs GPT-5.3 Codex?
Grok Build 0.1 has a context window of 256K tokens, while GPT-5.3 Codex has 400K tokens. GPT-5.3 Codex supports a larger context window of 400K tokens, which is beneficial for processing longer documents.
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