gpt-5.4-2026-03-05

proprietary

GPT-5.4 is a flagship model for complex professional work.

Intelligence
Reasoning
Speed
Context
1.1M
Max output
128K
Input price
$2.5/1M tokens
Output price
$15/1M tokens
Alias ofgpt-5.4

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Provider OpenAI
Creator openai
Familygpt-5.4
Licenseproprietary
Statusactive
Typechat
Input modalitiestext, image
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window1.1M tokens
Max input—
Max output128K tokens
Reasoning tokensYes
Knowledge cutoff
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Endpoints

Chat CompletionsPOST
Generate chat responses with messageshttps://api.openai.com/v1/chat/completions
ResponsesPOST
Stateful multi-turn conversationshttps://api.openai.com/v1/responses
BatchPOST
Async batch processing at lower costhttps://api.openai.com/v1/batches

Pricing

Text tokensPer 1M tokens
InputCached inputOutput30m write12h write
Standard$2.5$0.25$15——
Batch$1.25$0.13$7.5——
Fast$5$0.5$30——

Family Comparison: gpt-5.4

ModelContextMax outPricing
GPT-5.4 nano400K128K$0.2$1.25
GPT-5.4 Mini400K128K$0.75$4.5
GPT-5.41.1M128K$2.5$15
GPT-5.4 Pro1.1M128K$30$180

API

GET/v1/models/openai/gpt-5.4-2026-03-05

gpt-5.4-2026-03-05

GPT-5.4 is a flagship model for complex professional work.

alias → gpt-5.4
Changes · 11 entries
gpt-5.4-2026-03-05updateca7a400Nov 2, 2026, 03:02 AM
descriptionGPT-5.4 is our frontier model for complex professional work.→GPT-5.4 is a flagship model for complex professional work.
pricingtiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
endpoints["responses","chat_completions","batch"]→["chat_completions","responses","batch"]
gpt-5.4-2026-03-05update4e8b6afOct 21, 2026, 06:35 AM
pricingtiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
gpt-5.4-2026-03-05update118451aSep 24, 2026, 07:08 AM
pricingtiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
endpoints["responses","chat_completions","batch"]→["chat_completions","responses","batch"]
gpt-5.4-2026-03-05updatee3fc6e0Aug 31, 2026, 07:31 AM
descriptionGPT-5.4 is our frontier model for complex professional work.→GPT-5.4 is a flagship model for complex professional work.
gpt-5.4-2026-03-05updatefa2bbbbMar 24, 2026, 05:22 AM
capabilitiesjson modeno→yes
gpt-5.4-2026-03-05updatef43e286Mar 24, 2026, 04:45 AM
capabilitiesjson modeyes→nofine tuningnobatchyes
gpt-5.4-2026-03-05update1cd659eMar 24, 2026, 04:19 AM
capabilitiesjson modeyes
page_urlhttps://platform.openai.com/docs/models/gpt-5.4→https://developers.openai.com/api/docs/models/gpt-5.4?sna...
gpt-5.4-2026-03-05update2b100acMar 23, 2026, 05:30 AM
model_typereasoning→chat
licenseproprietary
release_date2026-03-05
page_urlhttps://platform.openai.com/docs/models/gpt-5.4
open_weightno
tools["function_calling"]
gpt-5.4-2026-03-05updateb50649fMar 21, 2026, 11:58 PM
capabilitiesreasoningyes
pricingtiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
knowledge_cutoff2025-08
reasoning_tokensyes
reasoning5
taglineGPT-5.4 is our frontier model for complex professional work.
endpoints["responses","chat_completions","batch"]
gpt-5.4-2026-03-05updatec9a70c5Mar 21, 2026, 08:12 AM
pricinginput$2.5output$15cached input$0.25batch input$1.25batch output$7.5
descriptionGPT-5.4 is our frontier model for complex professional work.
context_window1050000
max_output_tokens128000
model_typereasoning
gpt-5.4-2026-03-05create7f5c66fMar 21, 2026, 05:16 AM