readable AI benchmarks (simplified)
StepFun
Step 5 Preview
Step 5 Preview has a Quality Score of 43.4, ranking 73rd among 230 scored models. Per 1M tokens, pricing is $1.00 input, $2.70 output, and $0.100 cached input. It accepts text, image, and video input, outputs text, and has a 1M token context window. Its Reliability Score is 58.2, ranking 67th among 239 scored models, above average (total average: 46.3). Its Value Score is 32.7, high compared with the total Value average of 28.3.
Quality Score43.4coverage 100.0%: AA Intelligence and AA-Omniscience outcomes available
Value Score32.7
Factual reliability58.2
Cache Discount90%
Model specification
- Reasoning
- reasoning
- Input modalities
- text, image, video
- Output modalities
- text
- Context window
- 1M tokens
- Weights
- open weights
Token prices USD per 1M tokens
- Input
- $1.00
- Output
- $2.70
- Cached Input
- $0.100
- Cache write
- not available
- Cost per task
- $2.35
Capability
- Intelligence
- 28.5
- Omniscience (native net)
- 16.4
- Correct
- 36.4%
- Blended price
- $0.540
Answer outcomes
Fully graded outcomes (Correct + Incorrect): 56.3%
Correct 36.4%Incorrect 19.9%Partial / not attempted 43.7%
Artificial Analysis benchmarks aa-v5
Current Intelligence Index components
- AA-Briefcase v1.1
- 1424.5 Elo
- AutomationBench-AA
- 51.0% private 657-task split from dataset v1.0.6
- GDP.pdf
- 14.8%
- FrontierCode v2.0
- 12.0% AA Stirrup · 132 tasks, 3 attempts per task
- Terminal-Bench v4.0
- 33.3% AA mini-swe-agent standardized runs · 66 tasks, pass@1 averaged over 3 repeats per task
- AA-Omniscience v1.1
- 16.4 native net
- HLE-Diamond
- 24.3%
- CritPt v2 Hard
- 32.5% AA Stirrup · hard subset, 40 of 70 problems
- Terminal-Bench-Science v0.1.0
- 2.4%
Standalone evaluations
- GDPval-AA v2.1
- 1594.0 Elo
Historical evaluations
- SciCode v1.0.1
- 58.9%
- AA Long Context Reasoning v1.1
- 88.3%
- Humanity's Last Exam
- 46.5%
- CritPt
- 20.9%
- FrontierCode
- 38.4%
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