Comparison

GPT-5.5 vs Amazon Nova 2.0 Pro

GPT-5.5 charges 73% more per input token than Amazon Nova 2.0 Pro. Amazon Nova 2.0 Pro is 63% cheaper on output tokens. GPT-5.5 offers a cheaper cached-input tier for repeated context.

FieldGPT-5.5
Amazon Nova 2.0 Pro
ProviderOpenAIAmazon (Nova)
Context window1.1M
Max output128K
Input / 1M$5.00$1.3873% cheaper
Output / 1M$30.00$11.0063% cheaper
Cached input / 1M$0.50
Batch discount50%50%
Release date2026-04-23

Worked cost examples

Estimated monthly cost on three common usage shapes

WorkloadGPT-5.5Amazon Nova 2.0 Pro

Chatbot

800 input / 200 output tokens per request, 100,000 requests/month

$1,000$330.00cheaper

RAG pipeline

6,000 input / 700 output tokens per request, 30,000 requests/month

$1,530$478.50cheaper

Batch summarization

20,000 input / 1,500 output tokens per request, 5,000 requests/month

$725.00$220.00cheaper

GPT-5.5 vs Amazon Nova 2.0 Pro FAQ

Is GPT-5.5 cheaper than Amazon Nova 2.0 Pro?
GPT-5.5 costs $5.00 per 1M input tokens versus $1.38 for Amazon Nova 2.0 Pro — Amazon Nova 2.0 Pro is 264% cheaper per input token.
Which is cheaper for output tokens, GPT-5.5 or Amazon Nova 2.0 Pro?
GPT-5.5 charges $30.00 per 1M output tokens; Amazon Nova 2.0 Pro charges $11.00 per 1M output tokens.
Do GPT-5.5 and Amazon Nova 2.0 Pro offer cache pricing?
GPT-5.5 discounts cached input to $0.50 per 1M tokens. Amazon Nova 2.0 Pro has no documented cache discount.

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