openrouter catalogue·stepfun-step-5-preview
StepFun: Step 5 Preview
StepFun: Step 5 Preview: Step 5 Preview is StepFun's flagship model for agentic work, built on a sparse Mixture-of-Experts architecture (27B active / 600B total parameters). It performs strongly in software engineering and professional...
AgentScore
62.6+4.13
+4.13 vs 24h ago
Adoption32.9
Quality90.1
Momentum100.0
Community—
Unrated pillars contribute zero
OpenRouter #3 of 372
DeploymentSaas
MaturityExperimental
Score breakdown
Headline plus the four pillars over time. Click any pillar below to see the signals feeding it.
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Pillar contributions
- HN mentions (7d)0→ 0.0GitHub mentions (7d)0→ 0.0OpenRouter tokens (30d)+0.0%9126039.4M→ 72.0
Pillar = mean of 3 scaled values = 32.9.
Awaiting first reading — these signals apply to this agent and will be ingested on the next tier tick: Reddit mentions (7d), Bluesky mentions (7d), Mastodon mentions (7d), Wikipedia views (30d), GitHub repos using this model, Tech-news mentions (30d)
Not applicable — this agent doesn't have the prerequisite (no GitHub repo, no HF mirror, etc.) for these signals to ever apply: HF downloads (30d), GitHub stars
Model facts
Sourced from OpenRouter. Refreshes daily.
- Provider
- stepfun
- Context
- 1.0M
- Max output
- 64k
- Modality
- text+image+video->text
- Input price
- $1.00/M
- Output price
- $2.70/M
- Tokenizer
- Other
- Moderated
- No
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Benchmarks
| Benchmark | Score | Max | Captured |
|---|---|---|---|
| aa-intelligence-index | 43.70 | 100.00 | 7d ago |
| aa-lcr | 88.33 | 100.00 | 7d ago |
| hle | 46.50 | 100.00 | 7d ago |
| lmarena | 1411.97 | 1500.00 | 2d ago |
| scicode | 58.90 | 100.00 | 7d ago |
Similar
Vibe-search via embedding cosine
Score envelope last computed 2h ago.