OpenAI logo

GPT 5 Mini API

openai/gpt-5-mini

Call GPT 5 Mini through UberLLM’s OpenAI-compatible API — from $0.1000/M input and $1.00/M output, routed automatically to the cheapest healthy provider. OpenAI · 400,000 token context. No inference markup.

Try it live — no signup
Free demo · a few prompts/day

GPT 5 Mini pricing & providers

ProviderInput / 1MOutput / 1M
Surplus Intelligencebest$0.1000$1.00
OpenRouter$0.2500$2.00

How to use GPT 5 Mini with the OpenAI SDK

Already using OpenAI or OpenRouter? Change one line — the base URL — and call GPT 5 Mini with your existing code. Anthropic SDKs work against https://api.uberllm.dev/v1/messages.

python
from openai import OpenAI

client = OpenAI(
    base_url="https://api.uberllm.dev/v1",
    api_key="ull_your_key_here",
)

resp = client.chat.completions.create(
    model="openai/gpt-5-mini",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)

GPT 5 Mini API — FAQ

How much does the GPT 5 Mini API cost?

GPT 5 Mini costs from $0.1000 per million input tokens and $1.00 per million output tokens through UberLLM, which routes to the cheapest healthy provider. There is no inference markup.

How do I call GPT 5 Mini via API?

Use any OpenAI-compatible SDK: set the base URL to https://api.uberllm.dev/v1, your UberLLM API key, and model "openai/gpt-5-mini". Anthropic SDKs work via https://api.uberllm.dev/v1/messages.

Is GPT 5 Mini OpenAI-compatible on UberLLM?

Yes. Every model on UberLLM — including GPT 5 Mini — is served through one OpenAI-compatible endpoint, so you change only the base URL and key.

More OpenAI models