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GPT-5 nano AI model logo
ActiveReleased Aug 7, 2025 Updated Sep 3, 2026

GPT-5 nano

By OpenAI

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Technical Performance composite57.4/100 verified composite
Context window400,000tokens
Input price$0.05per 1M tokens
Output price$0.40per 1M tokens
MODEL OVERVIEW

About GPT-5 nano

GPT-5 nano is a model from OpenAI, released on August 7, 2025. Its verified profile includes Text Generation, Reasoning, Image Understanding, Code Generation, Structured Outputs, Function Calling, API Access, and Agent Workflows, with a 400,000-token context window.

GPT-5 nano is provided by OpenAI. AI Orbit records its release date as August 7, 2025. The current profile lists a 400,000 context window.

Cataloged capabilities include Text Generation, Reasoning, Image Understanding, Code Generation, API Access, and Agent Workflows. AI Orbit maps the model to use cases including General AI Assistance, Writing & Editing, Summarization, Brainstorming, and Question Answering.

The current AI Orbit benchmark composite is 57.4/100. 13 verified benchmark results are linked to this profile, including GPQA Diamond, MMMU, SWE-bench Verified, and AIME 2025.

AI Orbit currently lists $0.05 per 1M input tokens and $0.40 per 1M output tokens. Provider pricing can change, so production decisions should be checked against the linked official pricing source.

Related model coverage includes GPT-5, o3, GPT-5 mini, and GPT-5.6. The profile also connects to current provider news when published intelligence is available.

ProviderOpenAI
ReleasedAug 7, 2025
Context window400,000
Benchmark composite57.4/100
Verified benchmarks13
ProviderOpenAI
Version—
Release dateAugust 7, 2025
StatusActive
Context window400,000
Associated product—
PROFILE EVIDENCE COVERAGE50/1005/8 checks verified

This score measures how much of the profile AI Orbit can support with stored evidence. It is not a rating of the model's quality, intelligence or performance.

IdentityExact version mapping still required
ProfileProfile verification is incomplete
Official evidenceOfficial-source evidence linked
CapabilitiesCapability taxonomy populated
Release dateOfficial release date stored
Context windowContext specification stored
Pricing modelCommercial terms are not fully pinned
BenchmarksVerified benchmark evidence available
How AI Orbit verifies model data
WHAT IT CAN DO

Capabilities & use cases

Text GenerationGenerates original text from natural-language instructions or structured prompts.ReasoningSupports multi-step reasoning, planning, analysis and problem solving.Image UnderstandingInterprets images, screenshots, diagrams and other visual inputs.Code GenerationGenerates source code, functions, components or complete implementations.API AccessProvides programmatic API access for application integration.Agent WorkflowsPlans and executes multi-step tasks with tools, state or autonomous actions.Structured OutputsReturns schema-constrained JSON or other predictable structured data.Function CallingInvokes defined functions or tools with structured arguments.
Useful for
PERFORMANCE

Verified benchmark profile

AI Orbit only presents benchmark rows here when the underlying result is marked verified. Scores should still be interpreted alongside methodology and test date.

GPQA DiamondTechnical Performance · OpenAI GPT-5 developer announcement · Aug 2025
71.2
MMMUTechnical Performance · OpenAI GPT-5 developer announcement · Aug 2025
75.6
SWE-bench VerifiedUnclassified · OpenAI GPT-5 developer announcement · Aug 2025
54.7
AIME 2025Technical Performance · OpenAI
85.2
FrontierMath (Python tool only)Technical Performance · OpenAI
9.6
GPQA DiamondTechnical Performance · OpenAI
71.2
Humanity's Last Exam (No Tools)Technical Performance · OpenAI
8.7
HMMT 2025Technical Performance · OpenAI
75.6
MMMUTechnical Performance · OpenAI
75.6
MMMU-Pro (Average Standard + Vision)Technical Performance · OpenAI
62.6
CharXiv Reasoning (Python Enabled)Technical Performance · OpenAI
62.7
VideoMMMU (Max 256 Frames)Technical Performance · OpenAI
66.8
ERQATechnical Performance · OpenAI
50.1
SWE-bench Verified (OpenAI 477 Tasks)Technical Performance · OpenAI
54.7
Aider Polyglot (Diff)Technical Performance · OpenAI
48.4
API ECONOMICS

Pricing & availability

Commercial terms are shown in the unit that actually applies to this model instead of forcing every model into text-token pricing.

Source observed · verification pending
Pricing modelToken API
Billing unitNot classified
Evidence statusSource linked · review pending
Input tokensPer 1 million tokens$0.05
Output tokensPer 1 million tokens$0.40
2 token price source monitors · checked Aug 21, 2026 Official source
SOURCE TRANSPARENCY

Verification evidence

Official source coverage

AI Orbit separates structured evidence records, official provider links and benchmark-specific sources so missing evidence is not mistaken for a negative claim.

Official provider source linked

The profile is connected to an official provider page. Structured evidence records are shown separately when available.

Open source
Benchmark sources
COMMON QUESTIONS

GPT-5 nano FAQ

Quick answers based on the verified information currently available in this model profile.

What is GPT-5 nano?

GPT-5 nano is a model from OpenAI, released on August 7, 2025. Its verified profile includes Text Generation, Reasoning, Image Understanding, Code Generation, Structured Outputs, Function Calling, API Access, and Agent Workflows, with a 400,000-token context window. The current AI Orbit profile lists a 400,000 context window, released August 2025. Cataloge...

Who created GPT-5 nano?

GPT-5 nano is provided by OpenAI.

What can GPT-5 nano do?

Its listed capabilities include Text Generation, Reasoning, Image Understanding, Code Generation, API Access.

What is GPT-5 nano useful for?

AI Orbit currently maps GPT-5 nano to use cases including General AI Assistance, Writing & Editing, Summarization, Brainstorming and Question Answering.

What is the context window of GPT-5 nano?

AI Orbit currently lists the context window as 400,000.

How much does GPT-5 nano cost?

AI Orbit currently lists $0.05 per 1M input tokens and $0.40 per 1M output tokens. Provider pricing can change, so check the linked official pricing source before production use.