GPT-5.4 Nano
by OpenAItext+image+file->text4 endpoints
Neura Intelligence Index
37.3/ 100
Rank
#238—
Confidence
mediumBenchmarks
7(18% coverage)
Overview
GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...
Capabilities
Text generation
Image understanding
Tool use / Function calling
Structured output
Extended reasoning
Prompt caching
Long context
File input
Deterministic seed
Modalities
Input
FileImageText
Output
Text
Technical Specifications
Context Window
400K tokens
Max Output
128K tokens
Knowledge Cutoff
2025-08-31
Tokenizer
GPT
Content Moderation
Enabled
Uptime (24h)
10000.0%
Country
🇺🇸US
Release Date
March 17, 20266mo
Supported Parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools
Benchmark Performance
general
| Benchmark | Score | Source |
|---|---|---|
| MRCR v2 | 33.1 | verified |
coding
| Benchmark | Score | Source |
|---|---|---|
| SWE-Bench Pro | 52.4 | verified |
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 82.8 | verified |
| Humanity's Last Exam | 24.3 | verified |
multimodal
| Benchmark | Score | Source |
|---|---|---|
| MMMU-Pro | 66.1 | verified |
agent
| Benchmark | Score | Source |
|---|---|---|
| MCP Atlas | 56.1 | verified |
| Toolathlon | 35.5 | verified |
Performance Over Time
Pricing
Per 1M tokens
Input$0.20
Output$1.25
Cache read$0.02
Added
March 17, 2026
Last synced 9/19/2026