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Daily blended price ($/1M) — recorded each day, builds into a trend over time.
Typical 3:1 output-to-input mix, per 1M tokens
Price as of 2026-05-10 · Source: stepfun_official_pricing
General-purpose text generation, chat, summarization and content workloads where broad capability and low cost matter most.
Step 2 16K is a StepFun trillion-parameter text model for higher-quality planning and generation workloads.
step-2-16k is a Text model from StepFun (CN). HotON.ai tracks it at $5.28 per 1M input tokens and $16.67 per 1M output tokens, with a 16K-token context window. Its composite efficiency score is 80/100 at an estimated $0.019 per successful task.
step-2-16k is tracked at $5.28 per 1M input tokens and $16.67 per 1M output tokens. A typical 3:1 output-to-input workload blends to roughly $13.82 per 1M tokens. Figures are illustrative demo data.
General-purpose text generation, chat, summarization and content workloads where broad capability and low cost matter most.
step-2-16k supports up to a 16K-token context window — large enough for long documents and extended conversations in a single request.
Within the HotON.ai tracked set, step-2-16k is cheaper than 5% of models on input price and ranks #514 of 537 by overall efficiency.
Yes — minimax-m2 is a lower-cost option at $1.00 per 1M output tokens, while still covering similar Text use cases. Compare them side by side on HotON.ai.
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HotON.ai — step-2-16k (StepFun): $5.28/1M input, $16.67/1M output, as of 2026-05-10. https://hoton.ai/en/models/stepfun-step-2-16kPricing is real (via the TestKey catalog, updated daily). Quality (Arena Elo) is real where the model is ranked on LMArena. Efficiency is a modeled composite of real price and context.