GPT 4.1 Nano by NanoGPT — Specs, Pricing & Capabilities | whichllm

Model ID openai/gpt-4.1-nano

Provider NanoGPT

Family gpt-nano

Status -

Knowledge Cutoff -

Release Date 2025-04-14

Input Modalities text, image, pdf

Output Modalities text

Context Window 1047576

Input Limit 1047576

Output Limit 32768

Tool Calling No

Reasoning No

Structured Output No

Temperature Control -

Open Weights No

Input Cost / 1M tokens $0.10

Output Cost / 1M tokens $0.40

Reasoning Cost / 1M tokens -

Cache Read Cost / 1M tokens -

Cache Write Cost / 1M tokens -