Grok Build 0.1 vs Gemini 3.1 Pro: 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

Google

Gemini 3.1 Pro

Pricing (per 1M tokens)

Input$2.00
Output$12.00
Cached Input$0.2000
Batch Input$1.00
Batch Output$6.00

Context & Output

Context Window1M tokens
Max Output65.5K tokens

Capabilities

Categoryflagship
Multimodaltext + image + audio
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

Grok Build 0.1

50.0% cheaper

Cheaper Output Price

Grok Build 0.1

83.3% cheaper

Larger Context Window

Gemini 3.1 Pro

+744K 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

Gemini 3.1 Pro

$14.00

$2.00/1M input + $12.00/1M output

Grok Build 0.1 is 78.6% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, Grok Build 0.1 or Gemini 3.1 Pro?
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 Gemini 3.1 Pro?
Grok Build 0.1 has a context window of 256K tokens, while Gemini 3.1 Pro has 1M tokens. Gemini 3.1 Pro supports a larger context window of 1M tokens, which is beneficial for processing longer documents.

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