Last refreshed 2026-05-22. Next refresh: weekly.
Why use o4-mini on Vercel AI Gateway?
Vercel AI Gateway offers o4-mini with pay-as-you-go pricing at $1.10/1M 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 o4-mini across 4 providers to find the best fit for your use caseSetup recipe
Python + curlpip install openaiexport AI_GATEWAY_API_KEY=...import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],openai/o4-miniRequest 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/o4-mini",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)Gotchas
- Use provider model ID "openai/o4-mini", not the LLMReference slug "o4-mini".
- 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 o4-mini Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenAI API | $1.10 | $4.40 |
| OpenRouter | $1.10 | $4.40 |
| Replicate API | $1.00 | $4.00 |
| Vercel AI Gateway | $1.10 | $4.40 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $1.10 |
| Output tokens | $4.40 |
| Query | $10.00 |
Capabilities
About o4-mini
Fast and cost-efficient reasoning model with vision support for math, coding, and visual understanding. Retired from ChatGPT February 13, 2026 but still available via API. Released April 16, 2025.
FAQ
What does o4-mini cost on Vercel AI Gateway?
On Vercel AI Gateway, o4-mini costs $1.1 per 1M input tokens and $4.4 per 1M output tokens.
What is the context window for o4-mini on Vercel AI Gateway?
o4-mini supports a 200,000 token context window on Vercel AI Gateway.
How does Vercel AI Gateway compare to other o4-mini providers?
o4-mini is available from 4 providers. The cheapest input pricing is $1/1M tokens from Replicate API.
What API model ID do I use for o4-mini on Vercel AI Gateway?
Use the model ID openai/o4-mini when calling Vercel AI Gateway's API.
Who created o4-mini?
o4-mini was created by OpenAI as part of the o3 model family.
Is o4-mini open source?
o4-mini is not open source; the seed data lists it as proprietary.