GPT OSS Safeguard 20B vs GPT OSS 20B Heretic
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| GPT OSS Safeguard 20B | GPT OSS 20B Heretic | |
|---|---|---|
| Parameters | 21.5B | 20.9B |
| Context | 131K | 131K |
| Architecture | GptOssForCausalLM | GptOssForCausalLM |
| License | Apache 2.0 | Apache 2.0 |
| Downloads | 43.0K | 913 |
| Released | Jan 2026 | Nov 2025 |
VRAM by Quantization: GPT OSS Safeguard 20B vs GPT OSS 20B Heretic
| Quantization | Bits | GPT OSS Safeguard 20B VRAM | GPT OSS 20B Heretic VRAM |
|---|---|---|---|
| BF16 | 16.00 | 43.4 GB | — |
| IQ4_NL | 4.50 | — | 12.1 GB |
| Q5_1 | 5.50 | — | 14.8 GB |
| Q8_0 | 8.00 | — | 21.3 GB |
Verdict
GPT OSS Safeguard 20B is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, GPT OSS Safeguard 20B or GPT OSS 20B Heretic?
GPT OSS Safeguard 20B supports 131,072 tokens and GPT OSS 20B Heretic supports 131,072 tokens.
- What is the difference between GPT OSS Safeguard 20B and GPT OSS 20B Heretic?
GPT OSS Safeguard 20B is a 21.5B model from OpenAI (GPT-OSS family), while GPT OSS 20B Heretic is a 20.9B model from p-e-w (GPT-OSS family). Compare their VRAM requirements above to see which fits your GPU or Mac.