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GPT-5.4 Nano Medium


GPT-5.4 Nano Medium is an AI model from OpenAI. A medium reasoning-effort configuration of GPT-5.4 Nano, providing a balance between the nano tier's speed and deeper analytical capability.
Specifications
Canonical IDopenai-gpt-5-4-nano-medium
StatusActive
CreatorOpenAIOpenAI
Benchmarks
Intelligence Index
38.1
#78
Coding Index
35.0
#68
GPQA
0.8
#127
HLE
0.1
#84
IFBench
0.6
#81
Time to First Token
3.83s
#414
SciCode
0.4
#111
LCR
0.6
#100
TerminalBench Hard
0.3
#62
TAU2
0.5
#152
Output TPS

Capabilities

Input0/5
Text·
Image·
Audio·
Video·
PDF·
Output0/5
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·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
GPT-5.4 Nano1.1M$0.200$1.25Available
GPT-5 Nano400K$0.050$0.400Available
GPT-5.4 Nano MediumCurrent
GPT-5 Nano MediumAvailable
GPT-5.4 Nano Non-ReasoningAvailable
GPT-5 Nano MinimalAvailable
GPT-4.1 Nano1.0M$0.100$0.400Deprecating

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
GPT-5.51.1M$5.00$30.00
GPT-5.4 MiniMini1.1M$0.750$4.50
GPT-5.41.1M$2.50$15.00
GPT-5.3 Codex400K$1.75$14.00
GPT-5.2 Codex400K$1.75$14.00
GPT-5.2410K$1.75$14.00
GPT-5.1410K$1.25$10.00
GPT-5.1 Codex400K$1.25$10.00
GPT-5.1 Codex Mini400K$0.250$2.00
GPT-5 Codex400K$1.25$10.00

Model IDs