AI Rate Card

GPT OSS Safeguard 120B · vercel

GPT OSS Safeguard 120B is OpenAI’s open-weight safety model for content moderation and guardrail enforcement. It helps teams evaluate content against custom safety policies and build scalable, adaptable protections for production AI applications.

Base modelAll models on this baseAll models of the providerto the provider

Input, $/1M $0.15

Output, $/1M $0.60

Context 128 000

Max output 16 000

Accepts text

Last checked 04.11.2026 12:00:14 UTC

Source provider's page

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API

OpenAI-compatible API: the official OpenAI SDKs work with this base URL. Replace YOUR_API_KEY with your key from the provider.

API base URL
https://ai-gateway.vercel.sh/v1
Endpoint
https://ai-gateway.vercel.sh/v1/moderations
Model id
openai/gpt-oss-safeguard-120b
curl
curl https://ai-gateway.vercel.sh/v1/moderations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "openai/gpt-oss-safeguard-120b", "input": "text to check"}'
Python
import requests

r = requests.post(
    "https://ai-gateway.vercel.sh/v1/moderations",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "openai/gpt-oss-safeguard-120b",
      "input": "text to check"
    },
)
print(r.json())
JavaScript
const r = await fetch("https://ai-gateway.vercel.sh/v1/moderations", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "openai/gpt-oss-safeguard-120b",
    "input": "text to check"
  }),
});
console.log(await r.json());
Request (JSON)
{
  "model": "openai/gpt-oss-safeguard-120b",
  "input": "text to check"
}
Response (JSON)
{
  "id": "modr-...",
  "model": "openai/gpt-oss-safeguard-120b",
  "results": [
    {
      "flagged": false,
      "categories": {
        "harassment": false,
        "violence": false
      },
      "category_scores": {
        "harassment": 0.0001,
        "violence": 0.0002
      }
    }
  ]
}

The address is taken from the provider's model list; check it against the provider's documentation.

Provider's API documentation

Source: AI Rate Card, https://airatecard.com/en/c/offer%3Avercel%7Copenai/gpt-oss-safeguard-120b, prices checked 2026-11-04; seller's page: https://vercel.com/ai-gateway/models/gpt-oss-safeguard-120b

Technical details

ID: offer:vercel|openai/gpt-oss-safeguard-120b