GPT-4o

by OpenAIChat

Omni-era GPT for multimodal chat, practical coding, and general assistants

Context
128K tokens
Max output
16,384 tokens
Released
2024-05-13
Weights
Closed

Feed

openai/gpt-4o · also seen as gpt-4o-2024-11-20, gpt-4o-2024-05-13, gpt-4o-2024-08-06, openai-gpt-4o-2024-11-20, +16 more

Specifications

Full facts as recorded, incl. what is unknown.

Released
2024-05-13
Weights
Closed
Input
Text, Image, PDF
Output
Text
Context window
128,000 max across endpoints
Max output
16,384
Providers
10 + 21 gateways, not counted as providers
Epoch Capabilities Index
not evaluated
Direct price range
$2.50–$3.25 in · $10–$13 out per 1M tokens · 7 of 10 providers have a comparable price
More details
Last updated
2026-06-11
Knowledge cutoff
2023-09
Developer country
United States of America

Capabilities

Across all endpoints: supported if any endpoint supports it.

  • Tool calling
  • Parallel tools
  • Structured output
  • Reasoning
  • Image input
  • PDF input
  • Audio input
  • Audio output
  • Video input
  • Prompt caching
  • Web searchunknown
  • Computer useunknown
  • System messages
  • Assistant prefillunknown
  • Temperature
  • Streamingunknown
  • Attachments

Endpoints

One row per provider and variant; gateways are listed separately.

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Price history

Atom feed

No change since 19 Oct 2026. The cheapest direct price has been $2.50 in / $10 out per 1M tokens at OpenAI on every data refresh since then.

Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON

Cost calculator

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Similarly priced models

Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).

ModelBlended/1MIn/1MOut/1MContextvs GPT-4o
Command ACohere$3.75$2.50$10256K+0%
Command A PlusCohere$3.75$2.50$10128K+0%
Command A ReasoningCohere$3.75$2.50$10256K+0%
Command R+Cohere$3.75$2.50$10128K+0%
GPT AudioOpenAI$3.75$2.50$10128K+0%
Palmyra X4Writer$3.75$2.50$10128K+0%
GPT-5.2 ChatOpenAI$3.79$1.75$14128K+1%
GPT-5.2 CodexOpenAI$3.79$1.75$14400K+1%

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GPT-6.1 Sol2026-09-291.05Mfrom $2.00
GPT-6.1 Sol Pro2026-09-291.05Mfrom $2.00
GPT-6 Luna2026-09-221.05Mfrom $0.10
GPT-6 Sol2026-09-221.05Mfrom $2.00
GPT-6 Sol Pro2026-09-221.05Mfrom $2.00
GPT-6 Luna Pro2026-09-221.05Mfrom $0.10
Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model