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GPT-4o

OpenAIReleased May 13, 2024Closed weightsgpt-4o

Reasoning
no
Knowledge cutoff
October 2023
Context
128k tokens
Max output
16k tokens
Input
text, image
API features
tools, structured outputs, JSON mode, seed, logprobs
OpenAI's API
yes, as gpt-4o

Read Oct 23, 06:00 UTC from the hosts' published offers and OpenRouter, spec sheet from OpenAI · cutoff: platform.openai.com

Input, per M$2.50at OpenAI
Cache, per M$1.25at OpenAI
Speed86 tok/sat OpenAI, on OpenRouter
Providers1its maker's own price, for reference
ProviderInputOutputCache ↑tok/sFirst tokenUptime 24hChecked
OpenAI$2.50$10.00$1.25860.63 s100%Oct 23

1 provider · prices per million tokens, read Oct 23, 06:00 UTC · speed: OpenRouter, median of the last 30 min, read Oct 23, 06:00 UTC · uptime: OpenRouter, last 24 h

ProviderWeightsContextMax outputToolsStructured outputsReasoning
OpenAI—125K16Kyesyesno

As served by each host and declared to OpenRouter; not verified by us · weights: the precision the host declares

GPT-4o spec sheet, field by field, with sources

GPT-4o spec sheetmaker-declared

What the maker declares about the model itself — read from its own weights repository and documentation, not from any host. What each endpoint actually serves is in the pricing above: the two can differ, and both are true.

Context window
to verify
Parameters
to verify
Active experts
to verify
Weight precision
not applicable — no weights published
License
Proprietary — API onlyScope: the licence on the published weights, and nothing else. It is not the maker's acceptable-use policy, which is a separate document, and it is not the contract you sign with whichever host you call — hosts set their own terms, which this index does not read.
Knowledge cutoff
October 2023maker's docs
Modalities
to verify
Max output (official)
to verify
Release date
to verify≈ May 13, 2024 third-party catalogue — not the maker's figure
Maker lifecycle status
to verify

openai.com · maker's documentation · 2 of 10 fields published by the maker

ProviderChatbot 1,000 in / 500 outRAG / long context 8,000 in / 500 outBatch summarize 4,000 in / 1,000 out
OpenAI$7.50$25.00$20.00

What each host bills for 1,000 requests of a representative job

Your own workload

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