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GPT OSS 120B
openai·openai/gpt-oss-120b·GA·Open weights·gpt-oss series
Open GPT reasoning model for self-hosted agents and controllable deployments
At a glance
Reference price$1.00 / $4.20 per 1M
Cache read — · Regolo AI
Lowest paid$0.039 / $0.10
Eden AI Gateway · 33.3× spread
3 more $0 channels
Context128,000
⚠ Providers report 65,536–131,072; the table below is authoritative
Output limit16,384
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ TemperatureAttachments
⚠ Providers report capability flags inconsistently
Modalities
TextImage
Knowledge cutoff2025-08
Released / updated2025-08-05 / 2025-08-05
Quality & performanceArtificial Analysis · Intelligence Index v4.1 · rep. tier high
Intelligence24.1
Value444
Coding30.4
Agentic13.4
Output speed161 tok/s
TTFT0.88 s
Cost per task$0.0727
Value formulaIQ 24.1 ÷ min blended $0.054 = 444
Reasoning tier → intelligence / speed (higher tier = stronger but slower)
lowIQ 14.9 · 160 tok/s
highIQ 24.1 · 161 tok/s
Quality is independently evaluated by Artificial Analysis. Speed/latency are model-level medians.
Available at 69 providers64 with public prices · 3 free
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Nvidia | First-party | Free | — | — | 128,000 | 8,192 | ||
| QVAC | Gateway | Free | — | — | 131,072 ⚠ | 32,768 | ||
| Kenari | Gateway | Free | — | — | 131,072 ⚠ | 32,768 | ||
| Eden AI | Gateway | $0.039 | $0.10 | — | — | 131,072 ⚠ | 32,768 | |
| DevPass (LLM Gateway) | Gateway | $0.032 | $0.14 | $0.032 | — | 131,072 ⚠ | 32,766 | |
| OpenRouter | Gateway | $0.03 | $0.17 | $0.03 | — | 131,072 ⚠ | 131,072 | |
| Kilo Gateway | Gateway | $0.03 | $0.17 | $0.03 | — | 131,072 ⚠ | 131,072 | |
| Weights & Biases | Cloud | $0.03 | $0.17 | $0.03 | — | 131,072 ⚠ | 131,072 | |
| Deep Infra | Cloud | $0.037 | $0.17 | — | — | 131,072 ⚠ | 16,384 | |
| Eden AI | Gateway | $0.037 | $0.17 | — | — | 131,072 ⚠ | 32,768 | |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1Eden AI$12.80
2DevPass (LLM Gateway)$13.40
3TensorX$14.40
4OpenRouter$14.50
5Kilo Gateway$14.50
6Weights & Biases$14.50
3 more channels offer $0 (Nvidia, QVAC, Kenari); free tiers usually have rate limits and no SLA, excluded from ranking.
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
effort = loweffort = mediumeffort = higheffort = minimaleffort = xhigheffort = maxToggle (on / off)
6 / 69 providers expose no reasoning control (reasoning_options: []).
Related models
Safety GPT OSS 20Bsame series$0.075 / $0.30OpenAI GPT OSS 120Bsame series$2.92 / $2.92OpenAI GPT-oss-20bsame series$0.05 / $0.45DeepSeek V4 Procheaper alternative$0.435 / $0.87DeepSeek V4 Flashcheaper alternative$0.14 / $0.28MiniMax-M2.7cheaper alternative$0.30 / $1.20DeepSeek V4 Flash 0731cheaper alternative$0.479 / $1.44
Price historyone sample accumulated per data sync
Input listOutput listMin blended