Step 3.7 Flash API Pricing
StepFun · released 2026-05-29
Also searched as: 3.7 Flash pricing
Step 3.7 Flash price
0.020¢ / 1K
0.115¢ / 1K
0.044¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.0445¢ |
| RAG query | 4,000 in / 500 out | 0.137¢ |
| Long document summary | 50,000 in / 1,000 out | $0.0112 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | 0.83¢ |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $13.35 |
Cost = (input tokens ÷ 1,000,000 × $0.20) + (output tokens ÷ 1,000,000 × $1.15).
Benchmarks
#145 of 547
#91 of 195
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Ling 3.0 Flash | 20.1 | $0.111 |
| MiMo-V2-Flash (Reasoning) | 20.8 | $0.15 |
| Step 3.5 Flash 2603 | 17.0 | $0.15 |
| Step 3.5 Flash | 16.6 | $0.15 |
| MiMo-V2.5 | 21.8 | $0.175 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| o3 | 20.2 | $3.50 |
| Ling 3.0 Flash | 20.1 | $0.111 |
| K-EXAONE 2.0 0803 | 19.7 | — |
| Step 3.7 Flash | 19.5 | $0.438 |
| Claude 4.5 Sonnet (Non-reasoning) | 19.3 | $6.00 |
| Qwen3.5 35B A3B (Reasoning) | 19.3 | $0.688 |
| LongCat 2.0 | 19.1 | $1.30 |
More from StepFun
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Step 5 Preview | 43.7 | $1.425 |
| Step 3.5 Flash 2603 | 17.0 | $0.15 |
| Step 3.5 Flash | 16.6 | $0.15 |
| Step3 VL 10B | 7.7 | — |
Count tokens & estimate cost for Step 3.7 Flash See Step 3.7 Flash on the leaderboard
Source: Artificial Analysis · last synced 2026-10-15
FAQ
Who develops Step 3.7 Flash?
Step 3.7 Flash is developed by StepFun, released 2026-05-29.
How much does Step 3.7 Flash cost per million tokens?
Step 3.7 Flash costs $0.20 per 1M input tokens and $1.15 per 1M output tokens ($0.438 blended), per Artificial Analysis's official pricing data.
What is the Step 3.7 Flash API price?
The Step 3.7 Flash API price is $0.20 per 1M input tokens and $1.15 per 1M output tokens ($0.438 per 1M blended).
How much does Step 3.7 Flash cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about 0.0445¢ on Step 3.7 Flash, at $0.20/1M input and $1.15/1M output.
Is Step 3.7 Flash free?
Step 3.7 Flash's official API list price is $0.20 per 1M input tokens and $1.15 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check StepFun's site for those.
How does Step 3.7 Flash rank on benchmarks?
Step 3.7 Flash scores 19.5 on the Artificial Analysis Intelligence Index, ranking #145 of 547 models we track.
Is there a cheaper model with similar intelligence to Step 3.7 Flash?
Yes — Ling 3.0 Flash scores similar intelligence (20.1) at $0.111/1M blended, versus $0.438/1M for Step 3.7 Flash.
Where does this data come from?
Pricing and benchmark data for Step 3.7 Flash comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-10-15.