GPT-5.5 Pro API Pricing Calculator

Track gpt-5.5-pro pricing with real-time alerts, compare providers, and monitor cost changes across demanding professional and reasoning AI workloads.

Released 23 April 2026, GPT-5.5 Pro is a multimodal model from OpenAI. It pairs a 1,050,000-token context window with up to 128,000 tokens of output. OpenAI prices input between $15.00 and $60.00 per million tokens.

Last updated Oct 27, 2026

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Model Details

Released
Apr 23, 2026
Context Length
1,050,000
Max Output
128,000

Where is GPT-5.5 Pro a perfect fit?

GPT-5.5 Pro is the higher-compute version of GPT-5.5 from OpenAI, designed to produce smarter and more precise answers on especially difficult problems. OpenAI notes that requests can take several minutes because the model spends additional compute reasoning before responding.
- Difficult problems where accuracy matters more than latency or cost
- Deep research, technical analysis, and complex professional knowledge work
- High-value coding, architecture, debugging, and code-review tasks
- Scientific and mathematical problems requiring substantial reasoning
- Long-context analysis across large documents, datasets, and codebases
- Complex agentic workflows requiring function calls and external tools
- Tasks requiring structured outputs, web search, file search, or code execution
- High-stakes workflows where GPT-5.5's standard reasoning is insufficient

Quick Model Estimate

(USD 30.0000 per 1M tokens)
(USD 180.0000 per 1M tokens)

Your GPT-5.5 Pro Cost Estimate

💰 Total Cost

—

for 1000 input + 1000 output tokens

📥 Input (1000 × $30.000000) —
📤 Output (1000 × $180.000000) —

Cost Breakdown

📥 Input 📤 Output

Prices are watched for changes and checked against the provider's own page.

Pricing

Provider ↕
Modality ↕
Service Tier ↕
Input Price
(per 1M tokens) ↕
Output Price
(per 1M tokens) ↕
Context Size ↕
View
OpenAI LogoOpenAITextStandard$30.0000$180.0000Up to 272,000 tokens→
OpenAI LogoOpenAITextStandard$60.0000$270.0000272,000+ tokens→
OpenAI LogoOpenAITextBatch$15.0000$90.0000Up to 272,000 tokens→
OpenAI LogoOpenAITextFlex$15.0000$90.0000Up to 272,000 tokens→

Other Models in the GPT-5.5 Family

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GPT-5.5 Cyber

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FAQs about GPT-5.5 Pro

How much does GPT-5.5 Pro cost per 1M tokens?

GPT-5.5 Pro costs between $15.00 and $60.00 per million input tokens, and between $90.00 and $270.00 per million output tokens. The range covers Standard, Batch and Flex pricing.

What does a typical workload cost with GPT-5.5 Pro?

1,000 requests of 2,000 input and 500 output tokens each — 2,000,000 input and 500,000 output tokens in total — costs $75.00 with GPT-5.5 Pro at its lowest rates. Use the calculator on this page for your own volumes.

Where can I use GPT-5.5 Pro?

GPT-5.5 Pro is available through OpenAI, from $15.00 per million input tokens.

Is there cheaper GPT-5.5 Pro pricing than the standard rate?

Yes. Batch pricing for GPT-5.5 Pro starts at $15.00 per million input tokens against $30.00 on the standard tier, about 50% lower.

What is GPT-5.5 Pro's context window?

GPT-5.5 Pro has a context window of 1,050,000 tokens, and returns up to 128,000 tokens in a single response.