OpenAI: GPT OSS 120B · fastrouter
GPT-OSS-120B is OpenAI’s most powerful open-weight model, designed for production-grade reasoning tasks with 117 billion parameters and a Mixture-of-Experts (MoE) architecture that activates 5.1 billion parameters per token. It uses a 36-layer transformer and supports long contexts (up to 128K tokens), excelling in areas like coding, math competitions, and health applications. The model offers strong tool-use capabilities (e.g., browsing, function calling) and performs on par with o4-mini in core reasoning benchmarks.
Eingabe, $/1M $0.037
Ausgabe, $/1M $0.17
Preisalarme
API
OpenAI-kompatible API: Die offiziellen OpenAI-SDKs funktionieren mit dieser Basis-URL. Ersetzen Sie YOUR_API_KEY durch Ihren Schlüssel vom Anbieter.
| API-Basis-URL | |
|---|---|
| Endpunkt | |
| Modell-ID | |
curl
curl https://go.fastrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "openai/gpt-oss-120b", "messages": [{"role": "user", "content": "Hello!"}], "max_tokens": 256}'Python
import requests
r = requests.post(
"https://go.fastrouter.ai/api/v1/chat/completions",
headers={"Authorization": "Bearer YOUR_API_KEY"},
json={
"model": "openai/gpt-oss-120b",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"max_tokens": 256
},
)
print(r.json())JavaScript
const r = await fetch("https://go.fastrouter.ai/api/v1/chat/completions", {
method: "POST",
headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
body: JSON.stringify({
"model": "openai/gpt-oss-120b",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"max_tokens": 256
}),
});
console.log(await r.json());Anfrage (JSON)
{
"model": "openai/gpt-oss-120b",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"max_tokens": 256
}Antwort (JSON)
{
"id": "chatcmpl-...",
"object": "chat.completion",
"model": "openai/gpt-oss-120b",
"choices": [
{
"index": 0,
"message": {
"role": "assistant",
"content": "Hi! How can I help?"
},
"finish_reason": "stop"
}
],
"usage": {
"prompt_tokens": 9,
"completion_tokens": 12,
"total_tokens": 21
}
}Die Adresse stammt aus der Modellliste des Anbieters; bitte mit seiner Dokumentation abgleichen.
Source: AI Rate Card, https://airatecard.com/de/c/offer%3Afastrouter%7Copenai/gpt-oss-120b, prices checked 2026-11-04; seller's page: https://fastrouter.ai/models/openai/gpt-oss-120b
Technische Details
ID: offer:fastrouter|openai/gpt-oss-120b