GPT-4o
Flagship
The "omni" multimodal GPT-4. Native text, vision and audio. Retired from ChatGPT in April 2026 but remains available via the API.
GPT-4o is a multimodal AI model from OpenAI. It costs $2.500 per million input tokens and $10.000 per million output tokens (blended $4.750/M), with a 128,000-token context window.
INPUT
$2.500/M
per million input tokens
OUTPUT
$10.000/M
per million output tokens
CONTEXT
128,000
tokens
What it is good at
- Native audio + vision
- Fast
- Wide ecosystem support
Typical use cases
- Voice apps
- Vision QA
- Legacy GPT-4o pipelines
Benchmarks
vs. best public score
Hand-curated from each provider's published reports and public leaderboards. Methodology varies across sources, treat as directional rather than authoritative.
More from OpenAI
See all 28 →GPT-5.6 Sol
Frontier · 1,050,000 ctx
in $5.000/Mout $30.000/M
GPT-5.6 Terra
Balanced · 1,050,000 ctx
in $2.000/Mout $12.000/M
GPT-5.6 Luna
Efficient · 1,050,000 ctx
in $0.200/Mout $1.200/M
GPT-5.5
Frontier · 1,050,000 ctx
in $5.000/Mout $30.000/M
GPT-5.2
Frontier · 400,000 ctx
in $1.750/Mout $14.000/M
GPT-5.2-Codex
Coding · 400,000 ctx
in $1.750/Mout $14.000/M
Frequently asked questions
How much does GPT-4o cost?
GPT-4o costs $2.500 per million input tokens and $10.000 per million output tokens, for a blended reference rate of $4.750 per million tokens.
What is GPT-4o's context window?
GPT-4o supports up to 128,000 tokens of context in a single request.
What is GPT-4o best for?
GPT-4o is well suited to Native audio + vision, Fast and Wide ecosystem support.
Who makes GPT-4o?
GPT-4o is developed and served by OpenAI. It was released in May 2024.