Step 5 Preview Pricing, Benchmarks & Channels
Step 5 Preview is a 2026-09-16 model from StepFun featuring a 1M context window and extended reasoning capabilities. Lowest rate on OpenRouter ($1 in / $2.7 out per 1M tokens).
Input Price / 1M
$1.04613
Output Price / 1M
$2.98895
Cache Read / 1M
$0.10461
Context Window
1M
Generation Speed
181 TPS
Access Grade
A · CN Direct
F.A.R.E. Four-Dimension Score Breakdown
Scenario Capability Breakdown (0–100):
💻 Coding
93/100
✍️ Writing
86/100
📚 Long-Doc RAG
95/100
👁️ Vision OCR
91/100
F.A.R.E. CAPABILITY RADAR
Step 5 Preview Multi-Platform Price Comparison (3 Verified Channels)
All prices are in USD per 1M tokens. Domestic developers can prioritize channels marked "Direct in CN" for compliant access and local billing.
| Platform / Gateway | Network Access | Input ($/1M) | Output ($/1M) | Cache Hit ($/1M) | Billing & Notes | Link |
|---|---|---|---|---|---|---|
| OpenRouter Lowest Price | Direct in CN | $1 | $2.7 | $0.1 | Direct CN access · RMB billing | Visit Official → |
| DeepInfra | Global Network | $1 | $2.7 | $0.1 | Global cloud billing | Visit Official → |
| StepFun Official (CN) | Direct in CN | $1.0461 | $2.9889 | $0.1046 | Direct CN access · RMB billing | Visit Official → |
✅ Core Strengths & Ideal Workloads
- Top-tier empirical capability score (92 index)
- Fast generation speed (~181 tokens/sec)
- Direct access in mainland China with RMB enterprise billing
- Open weights available for private self-hosting (~74GB VRAM at INT4)
⚠️ Limitations & Practical Caveats
- Domestic Chinese frontier lab specializing in multimodal reasoning and fast flash models.
- Extended thinking generates internal reasoning tokens (~1.8x output multiplier)