gpt-oss-safeguard-120b and gpt-oss-safeguard-20b are safety reasoning models built-upon gpt-oss. With these models, you can classify text content based on safety policies that you provide and perform a suite of foundational safety tasks. These models are intended for safety use cases. For other applications, we recommend using gpt-oss models.
Specifications
| Parameters | 120B |
|---|---|
| Context window | 131,072 tokens |
| Minimum VRAM | 277 GB |
| Architecture | GptOssForCausalLM (vLLM) |
| License | apache-2.0 |
| Modality | text->text |
| Released | September 2025 |
| Publisher | openai (Hugging Face) |
Pricing
| Input (per 1M tokens) | € 0.40 |
|---|---|
| Output (per 1M tokens) | € 0.60 |
Shared EU router, pay-per-token, scale-to-zero. Dedicated GPU deployments are billed hourly — see pricing.
Call it now
Drop-in replacement for OpenAI: change only the base URL and API key. The Anthropic format (/v1/messages) is supported too.
curl https://hostyourai.com/api/v1/chat/completions \
-H "Authorization: Bearer hyai-..." \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-oss-safeguard-120b",
"messages": [{"role": "user", "content": "Hello!"}]
}'
Frequently asked questions
Can I run gpt oss safeguard 120b in the EU?
Yes. HostYourAI runs gpt oss safeguard 120b on GPUs in European datacenters via vLLM. Prompts and outputs never leave the EU and there is no US cloud provider in the chain.
Is hosting gpt oss safeguard 120b GDPR-compliant?
Yes. All processing happens inside the EU, a Data Processing Agreement (DPA) is available and the subprocessor list is public. Open-source weights also mean: no training on your data.
How much does gpt oss safeguard 120b cost?
Via the shared EU router you pay €0.40 per million input tokens and €0.60 per million output tokens, with no fixed costs. For high volume or isolation you can also run gpt oss safeguard 120b as a dedicated hourly GPU instance.
Is the API OpenAI-compatible?
Yes. You use the standard OpenAI SDKs with a custom base URL (https://hostyourai.com/api/v1). The Anthropic Messages API is supported as a drop-in as well.
Creating an account takes a minute. Test gpt oss safeguard 120b straight away in the playground.
Start for free