OpenAI: GPT-5.5 Pro

Vendor: openrouter
Family: unknown
Tier: –
Status: unlisted
Open weights: no
Release date: 2026-04-23
Deprecation date: not announced
Context window: 1050000
Max output tokens: 128000
Tokenizer family: o200k
Parameters: –
Price per intelligence point: Coming soon: benchmark ingestion

Offerings

Host	Variant	Region	Status	Input $/Mtok	Output $/Mtok	Cache read	Cache write	Latency / throughput soon	Confidence	Source
azure	–	–	active	$30.000000	$180.000000	$3.000000	–	–	medium	litellm
openai	–	–	active	$30.000000	$180.000000	–	–	–	high	openrouter, litellm
openai	–	flex	active	$15.000000	$90.000000	–	–	–	high	openrouter
openrouter	–	–	active	$30.000000	$180.000000	–	–	–	high	openrouter

Cite this page

OpenAI: GPT-5.5 Pro costs $30.000000/$180.000000 per 1M tokens on openrouter as of 2026-10-04 (Token Barometer, https://tokenbarometer.com/model/openai/gpt-5.5-pro).

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Price history

Change log

Date	Host	Kind	Change
2026-10-04	openai	New offering	New offering
2026-10-04	openai	New offering	New offering
2026-10-04	openrouter	Metadata changed	Metadata changed
2026-10-04	openai	Metadata changed	Metadata changed
2026-10-04	openai	New offering	New offering
2026-10-04	azure	New offering	New offering
2026-10-04	azure	New offering	New offering
2026-10-04	openai	New offering	New offering
2026-10-04	openai	New offering	New offering
2026-10-04	openrouter	New offering	New offering
2026-10-04	openai	New offering	New offering
2026-10-04	openai	New offering	New offering

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