GPT-5.2 vs Claude Opus 4.5: Pricing Comparison

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

OpenAI

GPT-5.2

Pricing (per 1M tokens)

Input$1.75
Output$14.00
Cached Input$0.1750
Batch Input$0.8750
Batch Output$7.00

Context & Output

Context Window400K tokens
Max Output128K tokens

Capabilities

Categoryflagship
Multimodaltext + image + audio
Fine-tuningNo
StreamingYes

Anthropic

Claude Opus 4.5

Pricing (per 1M tokens)

Input$5.00
Output$25.00
Cached Input$0.5000
Batch Input$2.50
Batch Output$12.50

Context & Output

Context Window200K tokens
Max Output64K tokens

Capabilities

Categoryflagship
Multimodaltext + image
Fine-tuningNo
StreamingYes

Quick Verdict

Cheaper Input Price

GPT-5.2

65.0% cheaper

Cheaper Output Price

GPT-5.2

44.0% cheaper

Larger Context Window

GPT-5.2

+200K tokens

Cost Comparison

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

GPT-5.2

$15.75

$1.75/1M input + $14.00/1M output

Claude Opus 4.5

$30.00

$5.00/1M input + $25.00/1M output

GPT-5.2 is 47.5% cheaper for this workload.

Frequently Asked Questions

Which is cheaper, GPT-5.2 or Claude Opus 4.5?
For input tokens, GPT-5.2 is cheaper at $1.75 per 1M tokens. For output tokens, GPT-5.2 is cheaper at $14.00 per 1M tokens. The overall cost depends on your workload's input/output ratio.
What is the context window size of GPT-5.2 vs Claude Opus 4.5?
GPT-5.2 has a context window of 400K tokens, while Claude Opus 4.5 has 200K tokens. GPT-5.2 supports a larger context window of 400K tokens, which is beneficial for processing longer documents.
How do GPT-5.2 and Claude Opus 4.5 compare for batch processing?
Both models support batch processing with discounted rates. GPT-5.2 offers a better batch rate at $0.8750 per 1M input tokens. Batch processing is ideal for non-time-sensitive workloads where you can wait for processing.

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