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GPT-4o (extended)


GPT-4o (extended) is OpenAI logoOpenAI's language model with a 128K context window and up to 64K output tokens, starting at $6.00 / 1M input and $18.00 / 1M output. An extended variant of GPT-4o with additional capabilities or context, supporting text and image inputs for omni-modal tasks.
Spec
Canonical IDopenai-gpt-4o-extended
TypeLanguage
StatusActive
CreatorOpenAIOpenAI
Providers
Context Window128K tokens
Max Output64K tokens
Input ModalitiesImageText
Output ModalitiesText
Release Date · 2 years ago

Capabilities

Input2/5
Text
Image
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
OpenRouter logo
OpenRouter
openai/gpt-4o:extended
$6.00$18.00

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-5.4 Mini1.1M$0.750$4.50Available
GPT-5.4 Nano1.1M$0.200$1.25Available
GPT-5.41.1M$2.50$15.00Available
GPT-5.4 Pro1.1M$30.00$180.00Available
GPT-5.4 3.51.1MAvailable
GPT-5.4 Pro 3.51.1MAvailable
GPT-5.3 Chat128K$1.75$14.00Available
GPT-5.3 Codex400K$1.75$14.00Available
GPT-5.3 Codex Spark128KAvailable
GPT-5.3 Instant128KAvailable
GPT-4o (extended)128K$6.00$18.00Current

Model IDs