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OpenAI GPT 120B
openai·openai/gpt-oss-120b-12·GA·Open weights·gpt-oss series
Open-weight GPT model for self-hosted reasoning and instruction-following workloads
At a glance
Reference price$0.10 / $0.50 per 1M
Cache read — · Baseten
Lowest paid$0.10 / $0.50
Baseten Cloud
Context128,072
Output limit128,072
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ TemperatureAttachments
Modalities
Text
Knowledge cutoff2025-08
Released / updated2025-08-05 / 2025-08-05
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers1 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Baseten openai/gpt-oss-120b | Cloud | $0.10 | $0.50 | — | — | 128,072 | 128,072 |
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
1Baseten$45.00
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 = noneeffort = minimaleffort = loweffort = mediumeffort = higheffort = xhigheffort = max
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Price historyone sample accumulated per data sync
Input list $0.10Output list $0.50Min blended $0.20
Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-21). Each future sync adds a point, and once accumulated a line is drawn here.