Stepfun model
Step 3.7 Flash API cost calculator
Step 3.7 Flash costs $0.20 per 1M input tokens and $1.15 per 1M output tokens on the Stepfun API, with a 262K-token context window. A typical request (2K input, 500 output tokens) costs $0.0010 — about $29.25/month at 1,000 requests per day. Use the calculator below to model your exact workload.
Find me a cheaper modelWhat real workloads cost on Step 3.7 Flash
| Workload | Tokens (in / out) | Per request | Per 1K requests |
|---|---|---|---|
| Chatbot message | 500 / 300 | $0.0004 | $0.44 |
| RAG query with context | 4,000 / 500 | $0.0014 | $1.38 |
| Document summarization | 20,000 / 1,000 | $0.0052 | $5.15 |
| Agent coding session | 100,000 / 5,000 | $0.03 | $25.75 |
Step 3.7 Flash vs other Stepfun models
| Model | Input /1M | Output /1M | Context |
|---|---|---|---|
| Step 3.7 Flash | $0.20 | $1.15 | 262K |
| Step 3.5 Flash | $0.10 | $0.30 | 262K |
Frequently asked questions
How much does Step 3.7 Flash cost per 1M tokens?
According to current pricing data, Step 3.7 Flash costs $0.20 per 1M input tokens and $1.15 per 1M output tokens. Processing 1M tokens each way costs $1.35.
What does a typical API request to Step 3.7 Flash cost?
A typical request with 2,000 input tokens and 500 output tokens costs $0.0010. At 1,000 requests per day that is $0.97 daily, or about $29.25 per month.
What is Step 3.7 Flash's context window?
Step 3.7 Flash supports a 262K-token context window (262,144 tokens).
Does Step 3.7 Flash support prompt caching?
Yes. Cached input tokens cost $0.04 per 1M — a 80% discount versus the standard input rate, which matters for agents and chat apps that resend the same system prompt.
What is a cheaper alternative to Step 3.7 Flash?
Ling-2.6-flash from Inclusionai is currently the cheapest comparable option at $0.01 per 1M input tokens versus $0.20 for Step 3.7 Flash — roughly 20x cheaper on input.
Compare all current prices on the live model pricing dashboard, see Step 3.7 Flash vs Ling-2.6-flash pricing, or run Step 3.7 Flash head-to-head against other models in the side-by-side comparison playground.
Pricing data via the OpenRouter models API.