This model was retired on 2027-02-09. The pricing below is the last-known rate, kept for migration reference.

GPT-5 NanoDeprecated

OpenAIReleasedAug 7, 2025KnowledgeMay 2024
VisionTool useReasoningPrompt cachingStructured outputWeb search
Context
272K
Max output
128K
Serving providers
5
Cheapest input
$0.05 /1M
Prices are on-demand list rates. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Benchmarks

independent evaluations · source: Artificial Analysis
Speed & latency
Output speed
153 t/s
tokens / second
Time to first token
104.63s
latency
Headline indices
Intelligence Index
20.1
of 100
Individual benchmarks · click a row for effort variants
BenchmarkBest scoreEffortCost / task
CritPt0%medium
GPQA Diamond68%default
Humanity's Last Exam9%default
IFBench68%default
LiveCodeBench79%default
Long-Context Reasoning44%default
MMLU-Pro78%default
MMMU-Pro61%default
Omniscience-25.8medium
Omniscience Accuracy0.2default
Omniscience Non Hallucination0.5medium
SciCode37%default
TerminalBench Hard17%medium
τ²-bench37%default

Pricing by serving provider

last-known · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
Databricks$0.05$0.401
Azure$0.05$0.401
OpenAI$0.05$0.401
Replicate$0.05$0.401
OpenRouter$0.05$0.401

Price history

input + output $/1M since we started tracking
Input Output
$0.000$0.100$0.200$0.300$0.400Aug 7Dec 2Jan 12Aug 26$0.400$0.050

Cost calculator

estimate your monthly spend on this model
$42
estimated / month

Model IDs

copy the exact identifier for your platform
databricks/databricks-gpt-5-nanoazure/gpt-5-nanogpt-5-nanoreplicate/openai/gpt-5-nanoopenai/gpt-5-nano

Frequently asked questions

GPT-5 Nano pricing, context and availability

Is GPT-5 Nano still available?

GPT-5 Nano was retired on 2027-02-09. The pricing on this page is the last-known rate, kept for migration reference.

How much did GPT-5 Nano cost?

GPT-5 Nano's last-known pricing, before it was retired on 2027-02-09, was $0.05 per 1M input tokens and $0.40 per 1M output tokens.

What was the context window of GPT-5 Nano?

GPT-5 Nano had a 272K token context window and could return up to 128K output tokens.

What could GPT-5 Nano do?

GPT-5 Nano supported image input (vision), tool use, reasoning, prompt caching, structured output and web search.

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Popular comparisons

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