OpenAI · Model identity
GPT OSS 120B
Official Cerebras serverless token pricing for GPT OSS 120B.
5pricing routes
What published route metadata supports
Hugging FaceReasoningStructured outputTool use
Input modalities
Text
Supported API parameters
frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_atop_ktop_logprobstop_p
Only source-backed fields are filled
Release dateNot independently verified
Knowledge cutoffNot independently verified
Open weightsNot independently verified
OpenRouter catalog date2025-08-05
LLMPrice does not infer a release date, knowledge cutoff, or open-weight status from a model name, Hugging Face link, or pricing route.
Route savings
Cheapest on bothCheapest standard route
OpenRouterLowest published standard input and output rates for this model.
Input$0.037 / 1MOpenRouter75.3% below the next-cheapest rate
Output$0.17 / 1MOpenRouter71.7% below the next-cheapest rate
Based on current published standard rates. Batch, long-context, and other special billing variants are excluded from this summary.
Could this workload cost less?Compare GPT OSS 120B with cheaper models using the same workload.
Find cheaper alternatives →| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterBatch | openai/gpt-oss-120b:batch | $0.0296 | — | $0.136 | 131K | OpenRouter API ↗ |
| OpenRouterStandard | openai/gpt-oss-120b | $0.037 | — | $0.17 | 131K | OpenRouter API ↗ |
| GroqStandard | openai/gpt-oss-120b | $0.15 | — | $0.6 | 131K | Official Groq ↗ |
| Together AIStandard | openai/gpt-oss-120b | $0.15 | — | $0.6 | 131K | Official Together AI ↗ |
| CerebrasStandard | gpt-oss-120b | $0.35 | — | $0.75 | 131K | Official Cerebras ↗ |
Hugging Face references
Presence of a Hugging Face ID is not treated as proof that model weights are open.
2 verified price changes since Aug 26, 2026
3 route availability changes recorded. No earlier prices are inferred.
Input / 1M$0.037Aug 26, 2026 → Sep 29, 2026
Output / 1M$0.17Aug 26, 2026 → Sep 29, 2026
- Sep 29, 2026OpenRouter · Standard
Input $0.15 → $0.037 · Cached input $0.075 → — · Output $0.6 → $0.17
- Sep 24, 2026OpenRouter · Batch
New pricing route added
- Sep 22, 2026OpenRouter · Batch
Pricing route removed
- Sep 18, 2026OpenRouter · Standard
Input $0.037 → $0.15 · Cached input — → $0.075 · Output $0.17 → $0.6
- Aug 28, 2026OpenRouter · Batch
New pricing route added