Claude Sonnet 4 vs Grok 4: Pricing Comparison

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

Anthropic

Claude Sonnet 4

Pricing (per 1M tokens)

Input$3.00
Output$15.00
Cached Input$0.3000
Batch Input$1.50
Batch Output$7.50

Context & Output

Context Window200K tokens
Max Output64K tokens

Capabilities

Categorymid
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

Grok 4

0.0% cheaper

Cheaper Output Price

Grok 4

0.0% cheaper

Larger Context Window

Grok 4

+56K tokens

Cost Comparison

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

Claude Sonnet 4

$18.00

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

Grok 4

$18.00

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

Frequently Asked Questions

Which is cheaper, Claude Sonnet 4 or Grok 4?
For input tokens, Grok 4 is cheaper at $3.00 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 Claude Sonnet 4 vs Grok 4?
Claude Sonnet 4 has a context window of 200K tokens, while Grok 4 has 256K tokens. Grok 4 supports a larger context window of 256K tokens, which is beneficial for processing longer documents.

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