OpenAI gpt-oss-safeguard-20b vs Qwen3.5-Flash
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- Qwen3.5-Flash is 1.2× cheaper at a typical mix of 3 input tokens per output token.
- Qwen3.5-Flash accepts longer prompts: 1M vs 131K tokens.
- Qwen3.5-Flash is the newer model (released 2026-02-25).
| gpt-oss-safeguard-20b | Qwen3.5-Flash | |
|---|---|---|
| Vendor | OpenAI | Qwen |
| Released | 2025-10-29 | 2026-02-25 |
| Input / 1M | $0.075 | $0.065 |
| Output / 1M | $0.30 | $0.26 |
| Cached input / 1M | $0.037 | — |
| Blended / 1M (3:1) | $0.131 | $0.114 |
| Context | 131K | 1M |
| Max output | 66K | 66K |
| Accepts | text | text, image, video |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 1 | 1 |
| Cheapest provider, output | $0.30 | $0.26 |
| Best provider uptime, 24 h | 99.93% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | Operational |
Cost calculator
gpt-oss-safeguard-20b
$9.00 per month$0.30 per day
Qwen3.5-Flash
$7.80 per month$0.26 per day
Qwen3.5-Flash saves $1.20 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
Compare gpt-oss-safeguard-20b with