Capabilities
7-day heat trend
−21.8%Pricing breakdown
Typical 3:1 output-to-input mix, per 1M tokens
Estimated monthly cost by workload
Market position
- Cheaper than 80% of tracked models
- Faster than 78% of tracked models
- Efficiency rank: #41 of 120
Best suited for
General-purpose text generation, chat, summarization and content workloads where broad capability and low cost matter most.
About Step 3.5 Flash
Step 3.5 Flash is a Text model from StepFun (CN). HotON.ai tracks it at $0.09 per 1M input tokens and $0.30 per 1M output tokens, with a 262K-token context window, ~162 tokens/sec throughput and 99.4% availability. Its composite efficiency score is 90/100 at an estimated $0.000 per successful task.
Compare Step 3.5 Flash
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Frequently asked questions
How much does Step 3.5 Flash cost per 1M tokens?+
Step 3.5 Flash is tracked at $0.09 per 1M input tokens and $0.30 per 1M output tokens. A typical 3:1 output-to-input workload blends to roughly $0.25 per 1M tokens. Figures are illustrative demo data.
What is Step 3.5 Flash best for?+
General-purpose text generation, chat, summarization and content workloads where broad capability and low cost matter most.
How fast is Step 3.5 Flash?+
Step 3.5 Flash delivers about 162 tokens/sec with 99.4% tracked availability, suitable for latency-sensitive, real-time applications.
Is Step 3.5 Flash cheaper than other AI models?+
Within the HotON.ai tracked set, Step 3.5 Flash is cheaper than 80% of models on input price and ranks #41 of 120 by overall efficiency.
Related models
Pricing and availability are real (via OpenRouter, updated daily — availability is the best-serving provider's 24h uptime). Efficiency is a HotON composite of real price and context. Speed is a modeled estimate.