#114 gpt-oss-120b
medium- Cost
- $0.001
- Time
- 26.7s
- Tokens
- 555 tok
OpenAI
Release: 2025-08-05
Tested on: 2026-07-16 22:24
openai/gpt-oss-120b::medium
117B total (5.1B active)MoEOpen source
(medium)
(none)
Summary
gpt-oss-120b scores 6.1 on AI BENCHY and ranks #114. It has 10.0 reliability, a 50.0% pass rate, $0.019 total cost, and 21.91s average response time.
What makes gpt-oss-120b unique: Its total benchmark cost is unusually low for its score range.
Model facts
Researched on 2026-08-12
- Parameters
- 117B total (5.1B active)
- Architecture
- MoE
- Availability
- Open source
- License
- Apache-2.0
6.1
Consistency
8.0
10.0
Total Output Tokens
97,816
Total Input Tokens
108,747
Input Price
$0.037 / 1M
Output Price
$0.170 / 1M
Flaky tests
5
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-08-14 02:08 Re-test | 6.1 | 10.0 | $0.019 ↓ | Compare | |
| 2026-07-16 22:24 New test added | 6.1 | 10.0 | $0.019 ↓ | Current run | |
| 2026-06-04 13:44 New test added | 6.1 | 10.0 | $0.013 ↓ | Compare | |
| 2026-05-22 00:18 Suite changed | 5.6 | 10.0 | $0.012 | Compare | |
| 2026-04-21 12:42 First recorded run | 5.8 | N/A | $0.011 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Run comparison
| Run | Benchmark coverage | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-16 22:24 · New test added | 66/66 attempts | 6.1 | 8.0 | 10.0 | 9/22 | 5 | 97,816 | 108,747 | $0.019 | 21.91s |
| 2026-08-14 02:08 · Re-test | 66/66 attempts | 6.1 | 8.0 | 10.0 | 9/22 | 5 | 98,282 | 108,767 | $0.019 | 20.81s |
| Difference | — | 0.0 | 0.0 | 0.0 | 0 | 0 | -466 | -20 | +$0.001 | +1108ms |
These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price |
|---|---|---|
| 2026-06-04 15:40 | $0.039 / 1M | $0.180 / 1M |
| 2026-06-29 01:00 | $0.030 / 1M | $0.150 / 1M |
| 2026-07-09 20:59 | $0.036 / 1M | $0.180 / 1M |
| 2026-07-16 15:36 | $0.037 / 1M | $0.170 / 1M |
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 6.7 | 9.9 | |
| Coding | 5.9 | 7.0 | |
| Combined | 6.5 | 10.0 | |
| Data parsing and extraction | 6.4 | 5.9 | |
| Domain specific | 2.9 | 4.4 | |
| General Intelligence | 4.3 | 10.0 | |
| Instructions following | 9.9 | 10.0 | |
| Puzzle Solving | 5.3 | 7.2 | |
| Tool Calling | 9.8 | 10.0 | |
| Trivia | 3.0 | 10.0 |