LLM Reference

GPT-5.4 Nano on Vercel AI Gateway

GPT-5.4 · OpenAI

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Last refreshed 2026-05-22. Next refresh: weekly.

Why use GPT-5.4 Nano on Vercel AI Gateway?

Vercel AI Gateway offers GPT-5.4 Nano with pay-as-you-go pricing at $0.20/1M input tokens. Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more.

Compare GPT-5.4 Nano across 3 providers to find the best fit for your use case
Input / 1M
$0.20
Output / 1M
$1.25
Cache
read $0.020
Batch
Not sourced

Setup recipe

Python + curl
Install
pip install openai
Auth
export AI_GATEWAY_API_KEY=...
Call
import os
from openai import OpenAI
client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
Model ID
openai/gpt-5.4-nano

Request example

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
    base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
    model="openai/gpt-5.4-nano",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Gotchas

  • Use provider model ID "openai/gpt-5.4-nano", not the LLMReference slug "gpt-5.4-nano".
  • creator/model-name e.g. kwaipilot/kat-coder-pro-v2
  • The examples expect AI_GATEWAY_API_KEY; rename it only if your application config maps the new variable.

Compare GPT-5.4 Nano Across Providers

ProviderInput (per 1M)Output (per 1M)
OpenAI API$0.20$1.25
OpenRouter$0.20$1.25
Vercel AI Gateway$0.20$1.25

Pricing

TypePrice (per 1M)
Input tokens$0.20
Output tokens$1.25
Query$10.00

Capabilities

MultimodalFunction CallingTool UseStructured OutputsCode ExecutionPrompt CachingBatch API

About GPT-5.4 Nano

GPT-5.4 Nano is the smallest and fastest variant in the GPT-5.4 family, optimized for edge deployment and low-latency tasks. Model ID: gpt-5.4-nano.

FAQ

What does GPT-5.4 Nano cost on Vercel AI Gateway?

On Vercel AI Gateway, GPT-5.4 Nano costs $0.2 per 1M input tokens and $1.25 per 1M output tokens.

What is the context window for GPT-5.4 Nano on Vercel AI Gateway?

GPT-5.4 Nano supports a 400,000 token context window on Vercel AI Gateway.

How does Vercel AI Gateway compare to other GPT-5.4 Nano providers?

GPT-5.4 Nano is available from 3 providers. The cheapest input pricing is $0.20/1M tokens from OpenAI API.

What API model ID do I use for GPT-5.4 Nano on Vercel AI Gateway?

Use the model ID openai/gpt-5.4-nano when calling Vercel AI Gateway's API.

Who created GPT-5.4 Nano?

GPT-5.4 Nano was created by OpenAI as part of the GPT-5.4 model family.

Is GPT-5.4 Nano open source?

GPT-5.4 Nano is not open source; the seed data lists it as proprietary.

Get Started

Model Specs

Released2026-03-05
Context400K
ArchitectureDecoder Only
Knowledge cutoff2025-08

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