GPT-5.4 nano

OpenAI
Model overview

gpt-5.4-nano

The cheapest GPT-5.4-class model for simple, high-volume tasks.

general LLMreasoningcodingvision-languagechatenterprise access
Representative version

gpt-5.4-nano

CompanyOpenAI
ReleaseNot disclosed
Release typeModel release
ParametersNot disclosed
ArchitectureNot disclosed
Context400,000 (OpenRouter)
Input modalitiestext / image
Output modalitiestext
Tool use / function callingTool use: Not disclosed; Function calling: Not disclosed
Structured output / reasoningStructured output: Not disclosed; Reasoning: Not disclosed
Vision / audio / videoConfirmed: Vision
Open weights / LicenseNo open weights currently / weight license not disclosed
openai-gpt-5-4-nano-current · License not applicable
Vendor APIAvailable
All models | OpenAI APIopenai-gpt-5-4-nano-current · 2026-08-10
OpenRouterOpenRouter listed
PricingOpenRouter · 2026-08-11: $0.2 / $1.25
input / output, per 1M tokens
BenchmarkNo reliable public source
Public signalsNo reliable public source
Use casesassistant chat / enterprise API / general text tasks / complex reasoning
Claim evidenceRelease event / Model specificationsAll models | OpenAI APIgpt-5.4-nano · GPT-5.4 nano · gpt-5.4-nano
OpenRouter context / capabilities / pricingOpenRouter public models APIopenai/gpt-5.4-nano · 2026-08-11T06:28:09.895Z
OpenRouter

Pricing / context / availability

OpenRouterOpenRouter listed
OpenRouter listingopenai/gpt-5.4-nano
Mapped versiongpt-5.4-nano
openai-gpt-5-4-nano-current
PricingOpenRouter · 2026-08-11: $0.2 / $1.25
input / output, per 1M tokens
Context400000
Speed/LatencyNo reliable public source
Snapshot time2026-08-11T06:28:09.895Z
SourceView source
Missing public information

Public information not yet available

Parameter scale not disclosedRelease date not disclosedNo reliable benchmark sourceNo public model-card activity countersNo linkable model-specific reviewSpeed/latency not disclosed