Ways to buy 3
| Way to buy | Input | Output | In / out per 1M | Cached | Vs list |
|---|---|---|---|---|---|
 OpenAI APIThe lab's own API · cached $0.025 | $0.1 | $0.4 | $0.1 / $0.4List price | $0.025 | List price |
 Azure AI FoundryDefault region · cached $0.03 | $0.1 | $0.4 | $0.1 / $0.4Same as list | $0.03 | Same as list |
| Azure AI Foundry swedencentral · cached $0.033 | $0.11 | $0.44 | $0.11 / $0.44+10% vs list | $0.033 | +10% vs list |
USD per 1M tokens; batch $0.05 in, $0.2 out on the lab's API. Regions are separate routes.
Through a gateway
Your own numbers100M input and 20M output tokens a month: $18.00 direct.
Helicone$18.00+0%
Kong AI Gateway$18.00+0%
LiteLLM$18.00+0%
Vercel AI Gateway$18.00+0%
Cloudflare AI Gateway$18.90+5%
Requesty$18.90+5%
Eden AI$18.99+5.5%
OpenRouter$18.99+5.5%
No published token fee: Martian Gateway, Portkey, TrueFoundry AI Gateway.
Related models
| In / out per 1M | Cheapest route | ||||||
|---|---|---|---|---|---|---|---|
| GPT-6 Luna OpenAI · 1.05MCheapest: $0.1 on OpenAI (flex) | $0.1 | $0.5 | $0.1 / $0.5 | $0.2 | 1.05M | $0.1 on OpenAI (flex) | · |
| GPT-6 Luna Pro OpenAI · 1.05MCheapest: $0.1 on OpenAI (flex) | $0.1 | $0.5 | $0.1 / $0.5 | $0.2 | 1.05M | $0.1 on OpenAI (flex) | · |
| GPT-6 Sol OpenAI · 1.05MCheapest: $2 on OpenAI (flex) | $2 | $10 | $2 / $10 | $4 | 1.05M | $2 on OpenAI (flex) | · |
| GPT-6 Sol Pro OpenAI · 1.05MCheapest: $2 on OpenAI (flex) | $2 | $10 | $2 / $10 | $4 | 1.05M | $2 on OpenAI (flex) | · |
 DeepSeek V4.1 FlashDeepSeek · 1MCheapest: $0.131 on Morph | $0.15 | $0.6 | $0.15 / $0.6 | $0.262 | 1M | $0.131 on Morph | · |
 Qwen3.8 Omni FlashQwen (Alibaba) · 1M | $0.15 | $0.47 | $0.15 / $0.47 | $0.23 | 1M | Lab list price | · |
 Muse Spark 1.3 ContributorMeta · 1M | $0.1 | $0.2 | $0.1 / $0.2 | $0.125 | 1M | Lab list price | · |
| Qwen3.8 Flash Qwen (Alibaba) · 1M | $0.15 | $0.47 | $0.15 / $0.47 | $0.23 | 1M | Lab list price | · |
About GPT-4.1 Nano
For tasks that demand low latency, GPT‑4.1 nano is the fastest and cheapest model in the GPT-4.1 series.
Takes image, text, files in and returns text. First listed Apr 15, 2025. Up to 33K output tokens. Blended price $0.175 per 1M tokens at 3 input to 1 output. Model id gpt-4-1-nano.
Price history
List price since Apr 15, 2025, from Internet Archive snapshots of the OpenRouter catalog, then daily reads.
Questions
How much does GPT-4.1 Nano cost?
$0.1 per million input tokens and $0.4 per million output tokens, with cached input at $0.025, or $0.05 and $0.2 through the Batch API.
What is the context window of GPT-4.1 Nano?
1.05M tokens, with up to 33K tokens of output.
Where is GPT-4.1 Nano cheapest?
Of 3 routes tracked, Azure AI Foundry is cheapest at $0.1 input and $0.4 output per million tokens.
Sources: OpenRouter's public model catalog and each provider's own pricing page, read every morning at 05:00 UTC; gateway fees re-read every Monday. List prices: your contract may differ. Logos via logo.dev; trademarks belong to their owners.