Step Router v1
stepfun-step-plan/step-router-v1提供： stepfun-step-plan · リリース 2026-05-29 · 知識カットオフ: 2025-01
Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.
機能一覧
Model fit scores
0–100 · higher is betterThese scores reward declared capabilities, context size, price and provider availability — they are not benchmark results. Use them as a directional signal alongside your own evaluation.
Coding49
- Tool calling40/40
- Structured output0/20
- Reasoning0/10
- Context window (100K → 1M)8/20
- Provider availability1/10
Agents51
- Tool calling35/35
- Structured output0/25
- Reasoning0/15
- Output token limit15/15
- Provider availability1/10
JSON / structured output30
- Structured output / JSON mode0/50
- Tool calling20/20
- Temperature control10/10
- Price-friendly for high-volume0/20
Cost efficiency0
- Has published price0/100
Long context50
- Context window (100K → 2M)50/90
- Has published price for full window0/10
Production-readiness45
- Number of independent providers5/40
- Has published per-token price0/20
- Context window ≥ 8K15/15
- No data inconsistencies across providers10/10
- Official model (not derivative)15/15
Cost Efficiency Index
Open full calculator →Estimated cost using the recommended provider's headline rate. Each scenario fixes average input/output tokens — the assumptions are shown in the third column.
This model has no published per-token price, so we can't compute a cost estimate. See the provider's official pricing page for current rates.
1 か所で利用可能
| プロバイダー | プロバイダーモデルID | 入力 / 1M | 出力 / 1M | コンテキスト | リリース日 |
|---|---|---|---|---|---|
| StepFun Step Plan (China) stepfun-step-plan | step-router-v1 | Unknown | Unknown | 256K | 2026-05-29 |
Frequently asked questions
How much does Step Router v1 cost?
Step Router v1 does not have a publicly published per-token price in our data source. This usually means it is gated behind enterprise sales or invite access. Check stepfun-step-plan's official pricing page for the most current rates.
What is the context window of Step Router v1?
Step Router v1 has a context window of 256K tokens, with a max output of 256K tokens per reply. This is the total combined size of prompt + completion.
Does Step Router v1 support tool calling?
Yes. Step Router v1 supports tool calling (function calling). This makes it suitable for production agent and automation workloads where the model has to invoke external functions reliably.
Does Step Router v1 support structured output / JSON mode?
Support for structured output / JSON-schema-constrained decoding is not reported for Step Router v1 in our data source. Verify with stepfun-step-plan's official documentation before relying on it in production.
Can Step Router v1 accept image input?
No. Step Router v1 only accepts text as input. If you need image input, see our /capabilities/vision list for current vision-capable models.
Is Step Router v1 open-weight?
No. Step Router v1 is a proprietary model — only stepfun-step-plan (and any approved hosting partners) can serve it. The pricing above reflects the cheapest API access.
What are the best alternatives to Step Router v1?
If Step Router v1 doesn't fit, consider Step 3.7 Flash, Step 3.5 Flash 2603, Step 3.5 Flash. Each one targets the same use case — see the Related links below for direct head-to-head pages.
Where does this data come from?
All numbers are normalised into a single canonical model record and reconciled with each provider's official documentation. We re-pull daily and write any changes (price, context, capability) to the /changelog page.
Explore more
More stepfun-step-plan models
- Step 3.7 FlashUnknown pricing
- Step 3.5 Flash 2603Unknown pricing
- Step 3.5 FlashUnknown pricing
Capability lists this model is in
最終更新：
Pricing and capabilities are refreshed daily and reconciled against each provider's official documentation. Always verify critical production decisions with the provider directly.