Step 3.7 Flash
阶跃星辰 (StepFun) • API Price Comparison
Step 3.7 Flash is a large language model by 阶跃星辰 (StepFun) with a 256K-token context window. Across the 2 API channels tracked here, input pricing ranges from $0.20–$0.20 per 1M input tokens (USD-normalized); the cheapest is 阶跃星辰 (StepFun) at ¥1.35 per 1M input tokens. The official channel (阶跃星辰 (StepFun)) charges ¥1.35 per 1M input tokens and ¥8.10 per 1M output tokens. Channels reachable from mainland China without a VPN include 阶跃星辰 (StepFun). Prices are collected daily from official provider pages and every tracked channel, then cross-checked by a data-accuracy audit.
Model performance benchmarks
Scores retain their original benchmark, version and metric. We do not combine them into a site-wide score; results from different versions are not directly comparable.
| Usage Level | Tokens/Month | 阶跃星辰 (StepFun) | OpenRouter |
|---|---|---|---|
| 🐣 Light | 0.1M in + 0.1M out | $0.08 | $0.08 |
| 📊 Medium | 1.0M in + 0.5M out | $0.78 | $0.77 |
| 🚀 Heavy | 10.0M in + 5.0M out | $7.83 | $7.75 |
| 🏢 Enterprise | 100.0M in + 50.0M out | $78.26 | $77.50 |
Frequently asked questions about step-3.7-flash
What is the cheapest API provider for Step 3.7 Flash?
Of the channels tracked here, 阶跃星辰 (StepFun) is the cheapest at ¥1.35 per 1M input tokens and ¥8.10 per 1M output tokens (about $0.20 per 1M input). Confirm on the provider's page; figures are updated daily.
What is the official API price of Step 3.7 Flash?
阶跃星辰 (StepFun) lists Step 3.7 Flash at ¥1.35 per 1M input tokens and ¥8.10 per 1M output tokens.
Can I use Step 3.7 Flash from mainland China?
Yes — these channels are directly reachable from mainland China without a VPN: 阶跃星辰 (StepFun). Domestic channels generally support Alipay/WeChat Pay.
What is the context window of Step 3.7 Flash?
Step 3.7 Flash offers a 256,000-token context window.
How often are Step 3.7 Flash prices updated, and how reliable is the data?
Prices are scraped daily from official pricing pages and every tracked channel, with every significant change recorded in a price-history log. A daily read-only data audit cross-checks each channel against the model producer's published price and flags stale or inconsistent rows for correction.