Context Window
131,072
Tokens
Model Cost Profile
OpenAI: gpt-oss-120b
Developer: openai
Pricing updated Mar 11, 2026
Input rank: #44Output rank: #64
Live Pricing
Input: $0.0390
Output: $0.1900
Pricing via OpenRouter API · Last synced Mar 11, 2026 · MMLU score via public benchmark data
OpenAI's gpt-oss-120b model features an extensive context window of 131,072 tokens, making it suitable for complex applications such as legal document analysis and large-scale content generation. With an input price of $0.04 per million tokens and an output price of $0.19 per million tokens, teams can effectively manage costs while leveraging the model for high-volume tasks. This pricing structure allows organizations to scale their usage based on project needs, optimizing both budget and performance.
🔧 Tool Calling📋 Structured Output🧠 Reasoning
Input Price / 1M
$0.0390
Prompt tokens
Output Price / 1M
$0.1900
Completion tokens
Intelligence (MMLU)
77.5
Massive Multitask Language Understanding
Benchmark Scores
Standardized evaluation scores for OpenAI: gpt-oss-120b.
Side-by-Side Pricing Table
| Usage Type | Price / 1M Tokens |
|---|---|
| Input (Prompt) | $0.0390 |
| Output (Completion) | $0.1900 |
Price History
OpenAI: gpt-oss-120b Pricing Trend
Input / 1M tokens0.0%Output / 1M tokens0.0%
Mar 7 — Mar 11
Current Input / 1M
$0.0390
Current Output / 1M
$0.1900
Cost Calculator
Estimate monthly spend for OpenAI: gpt-oss-120b based on your workload.
01.0B
0500M
Estimated Monthly Cost
$3.26
25M input + 12M output tokens
Cheaper Alternatives to Compare
Quick links for cost-down decisions before production rollout.
FAQ
Common pricing and benchmark questions for OpenAI: gpt-oss-120b.
How much does OpenAI: gpt-oss-120b cost per 1M input tokens?
OpenAI: gpt-oss-120b input pricing is $0.0390 per 1M tokens based on the latest synced provider data.
How much does OpenAI: gpt-oss-120b cost per 1M output tokens?
OpenAI: gpt-oss-120b output pricing is $0.1900 per 1M tokens based on the latest synced provider data.
What context window does OpenAI: gpt-oss-120b support?
OpenAI: gpt-oss-120b supports a context window of 131,072 tokens.
How can I compare OpenAI: gpt-oss-120b with cheaper alternatives?
Use the comparison links on this page to open direct model-vs-model pricing and benchmark pages, then evaluate monthly spend projections for your workload.