Context Window
262,144
Input tokens
Full-context input โ $0.03
Model Cost Profile
Developer: stepfunยท Tokenizer: Other ยท Quantization: fp8
Canonical ID: stepfun/step-3.5-flash
Pricing updated Apr 22, 2026
Live Pricing
Input: $0.1000
Output: $0.3000
Last synced Apr 22, 2026
StepFun: Step 3.5 Flash is designed for applications requiring extensive context, supporting up to 256,000 tokens, making it ideal for complex document analysis and long-form content generation. With an input price of $0.10 per million tokens and an output price of $0.30 per million tokens, teams can effectively manage costs while leveraging the model for tasks like real-time data processing and interactive chatbots. This pricing structure allows organizations to scale their usage based on project needs, ensuring efficient resource allocation for both small and large-scale implementations.
Context Window
262,144
Input tokens
Full-context input โ $0.03
Max Output
65,536
Completion tokens
Input Price / 1M
$0.1000
Prompt tokens
Output Price / 1M
$0.3000
Completion tokens
Top Benchmark
Pending
No benchmark data yet
Price History
Current Input / 1M
$0.1000
Current Output / 1M
$0.3000
Performance History
Current TPS
0.00
Current Latency
0ms
Uptime
96.4%
| Usage Type | Price / 1M Tokens |
|---|---|
| Input (Prompt) | $0.1000 |
| Output (Completion) | $0.3000 |
Estimate monthly spend for StepFun: Step 3.5 Flash based on your workload.
Estimated Monthly Cost
$6.10
25M input + 12M output tokens
Quick links for cost-down decisions before production rollout.