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OpenAIgpt-5-nano

OpenAI: GPT-5 Nano API Pricing

Official PricingCall via OpenRouter

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. While limited in reasoning depth compared ...

Base Input Price$0.050/ 1M tokens
Base Output Price$0.40/ 1M tokens
Prompt Cache Read$0.005-90% discount
Batch API Rate-50%24h async offload

Inference Hosts & Aggregator Providers

Compare rates and latency across direct APIs, OpenRouter, and hyperscale cloud providers

Live verified rates
Provider NameInput / 1MOutput / 1MPrompt CachingAccess Endpoint
OpenAI Direct$0.050$0.40SupportedConnect
OpenRouter$0.050$0.40SupportedConnect

Head-to-Head Comparisons for OpenAI: GPT-5 Nano

OpenAI: GPT-5 Nano vs OpenAI: GPT-6.1 Sol$0.05/M vs $2/M
OpenAI: GPT-5 Nano vs GPT-4o (Omni)$0.05/M vs $2.5/M
OpenAI: GPT-5 Nano vs Claude 3.5 Sonnet$0.05/M vs $3/M
OpenAI: GPT-5 Nano vs DeepSeek-V3 (deepseek-chat)$0.05/M vs $0.27/M