GPT-4.1 nano via OpenAI
openai/gpt-4.1-nano
Pricing
input
$0.10 / 1M tokens
output
$0.40 / 1M tokens
cache read
$0.03 / 1M tokens
Limits
context window
1.0M tokens
max output
32,768 tokens
Lab Model
lab
OpenAI
model
GPT-4.1 nano
family
gpt
release date
2025-04-14
knowledge cutoff
2024-04
open weights
no
Capabilities
text-input
text-output
image-input
tool-calling v1
structured-output
Interface Profiles
openai.responses.v1
openai.chatcompletions.v1
Supported Parameters
sampling.temperature
sampling.top_p
limits.max_output_tokens
Modalities
input
text, image
output
text