GPT-5.5 Pro

vendor

OpenAI · gpt-5.5-pro

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Input · 1M tokens

$30

Cached input · 1M

—

Output · 1M tokens

$180

Price from: LiteLLM (third-party catalog)

Checked against: LiteLLM (third-party catalog)

Price recorded: October 7, 2026

Input and output checked: October 9, 2026

Pro-tier reasoning (GPT-5.5), 1M context

Calculated at the listed token rate. Long-context surcharges, tool calls and cache storage are not added automatically. See the model description and provider terms for promotions and access restrictions.

Provider pricing terms

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The template includes the model ID, page link and listed prices. Add the correct price, currency, billing unit and a link to the provider’s pricing in your email.

Email template

Model ID: openai-gpt-5-5-pro
Provider: OpenAI
Page: https://llmoney.ru/en/models/openai-gpt-5-5-pro

Listed prices per 1M tokens (USD):
Input: 30
Output: 180
Cached input: —

Correct price, currency and billing unit: 
Pricing source URL and explanation:

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To: support@llmoney.ru

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Price history

inputoutput

Specifications

Context window1,050,000

Knowledge cutoffDec 2025

Tokenizertiktoken (o200k_base)

Batch API−50% off the price

Tools

Web SearchCode InterpreterFile SearchImage GenerationMCP

Exact token counts: local tiktoken tokenizer (o200k_base). Tool calls are billed by the provider separately.