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GPT-OSS 120B API

openai/gpt-oss-120b

Call GPT-OSS 120B through UberLLM’s OpenAI-compatible API — from $0.0007/M input and $0.0029/M output, routed automatically to the cheapest healthy seller. gpt-oss · 131,072 token context. Fee included.

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GPT-OSS 120B pricing

Price now · per 1M tokens
Input
$0.000682
Output
$0.00292
Cached input
$0.000102
% off list
99% off
9% of input served from cache
List price · per 1M tokens
Input
$0.077
Output
$0.33
Cached input
$0.0116
Providers and their list prices, per 1M tokens
ProviderInputOutputCached input
Morpheus$0.07$0.28
Fireworks AI$0.07$0.30
Together AI$0.07$0.30
Venice AI$0.07$0.30$0.0105
Amazon Bedrock$0.07$0.30

UberLLM routes every request to the cheapest healthy seller for this model. The price shown includes UberLLM’s 10% fee.

How to use GPT-OSS 120B with the OpenAI SDK

Already using the OpenAI SDK? Change one line — the base URL — and call GPT-OSS 120B 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-oss-120b",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)

GPT-OSS 120B API — FAQ

How much does the GPT-OSS 120B API cost?

GPT-OSS 120B is listed from $0.0007 per million input tokens and $0.0029 per million output tokens through UberLLM, which routes each request to the cheapest healthy seller on a live marketplace and bills the price shown, which includes UberLLM's 10% fee.

How do I call GPT-OSS 120B 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-oss-120b". Anthropic SDKs work via https://api.uberllm.dev/v1/messages.

Is GPT-OSS 120B OpenAI-compatible on UberLLM?

Yes. Every model on UberLLM — including GPT-OSS 120B — is served through one OpenAI-compatible endpoint, so you change only the base URL and key.

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