gpt-5-nano

Name: gpt-5-nano API
Brand: openai
Price: 0.035000 USD
Availability: InStock

GPT-5 · Per Token

gpt-5-nanoAvailable⚡Cache 90% off

ChatVisionReasoningTool UsePrompt CacheJSON ModeFastContext Window: 272KMax Output Tokens: 128K

Pricing

	Official Price	LemonData Price
Input	$0.05	$0.035
Output	$0.40	$0.28
Cache Read	$0.005	$0.005

Parameters

Context Window

272K tokens

Max Output Tokens

128K tokens

Best For

Chat

Conversational AI, customer support, and Q&A

Vision

Image understanding, document analysis, and visual reasoning

Reasoning

Complex reasoning tasks, analytical work, and research

Cost Calculator

Monthly Input Tokens1M

Monthly Output Tokens0.5M

Estimated Monthly Cost$0.18

API Code Example

POST/v1/responses

API Format:

curl https://api.lemondata.cc/v1/responses \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "gpt-5-nano",
    "input": "Hello!"
  }'

FAQ

How much does gpt-5-nano cost?

On LemonData, gpt-5-nano costs $0.0350 per 1M input tokens and $0.2800 per 1M output tokens, which is up to 30% off the official pricing.

What is gpt-5-nano best for?

gpt-5-nano excels at Chat, Vision, Reasoning. Access it through LemonData's unified API with a single API key.

How to use gpt-5-nano API?

Get your API key from LemonData, set the base URL to api.lemondata.cc/v1, and use any OpenAI-compatible SDK. See the code examples above.

Related Models

Qwen3 / QwQ

Alibaba Cloud · 37 models

Doubao

ByteDance · 17 models