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OpenAI: GPT-5 Nano (batch)

openai/gpt-5-nano-batch
CompareAPITry this model

GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments.

Modalities
In / out per 1M$0.03 / $0.20
Context391K
ReleasedAug 7, 2025

Providers

4 providers serve this model upstream.

Providers serving this model
ProviderInput /MOutput /MCache read /MLatency P50Throughput P50Uptime
OpenAI$0.03$0.20$0.004.31s63 tps100%
OpenAI$0.05$0.40$0.011.29s73 tps100%
Azureswedencentral$0.06$0.44$0.013.75s76 tps100%
Azure$0.05$0.40$0.012.34s28 tps99.89%

Market-wide measurements, refreshed every 15 minutes. They describe who serves GPT-5 Nano (batch) in general, not how ProjectCOZY routes your requests.

Pricing

List rates per 1M tokens — what GPT-5 Nano (batch) costs pay-as-you-go elsewhere, not what you pay here.

Input
$0.03
per 1M tokens
Output
$0.20
per 1M tokens
Cache read
$0.00
per 1M cached tokens
Included in every pass
GPT-5 Nano (batch) is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.

Performance

Time to first token and output speed across every provider, over the last 3 days.

0.0s5.0s10.0s15.0s20.0s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Azure OpenAI OpenAI Azure (swedencentral)
0 tok/s200 tok/s400 tok/s600 tok/s800 tok/s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Azure OpenAI OpenAI Azure (swedencentral)

Uptime

100% of requests were served successfully over the last 3 days, across all providers.

Last 3 daysAvailability 100%
Oct 11, 2:00 PMNow
Availability over the last 24 hoursAvailability 99.98%
100% 98% 97% 95%
Oct 13, 2:40 PMNow

Apps

Tools that most often run GPT-5 Nano (batch), by tokens this week.

Instant35.8% of tokens9.2BLoxo Profile Composition25.9% of tokens6.7Bwebsim18.4% of tokens4.7Bclaude-mem10.6% of tokens2.7BpiCli Agent · 9.3% of tokens2.4B

Activity

752.7B tokens processed market-wide in the last month.

020.0B40.0B60.0B80.0B
Sep 14Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14
Tokens

FAQ

Which model id do I use for GPT-5 Nano (batch)?
openai/gpt-5-nano:batch. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does GPT-5 Nano (batch) hold?
400,000 tokens per request, of which up to 128,000 can be the response.
What can it accept and return?
Input: text, image, file. Output: text.
What does GPT-5 Nano (batch) cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at $0.03 per 1M input tokens and $0.20 per 1M output tokens.
How current is its knowledge?
Training data runs to May 2024. Anything later has to come from your prompt or a tool call.
Who built GPT-5 Nano (batch)?
OpenAI, in the GPT family.

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