Step 3.5 Flash API Pricing 2026
Compare pricing, benchmarks, and providers for Step 3.5 Flash. Find the best value for your use case.
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Overview
Step 3.5 Flash was released on January 29, 2026. Pricing starts at $0.100 per million input tokens and $0.300 per million output tokens. The model supports a context window of up to 256K tokens. API access is available through Stepfun-ai.
Pricing Comparison
Compare Step 3.5 Flash with 10 similar models by price.
Current Pricing (per 1M tokens)
11 models
Provider | Model | Input $/M | Output $/M | Coding | MMLU | GPQA | Context | Actions |
|---|---|---|---|---|---|---|---|---|
$0.100 | $0.300 | — | — | — | 256,000 | |||
QW | $0.080 | $0.330 | 51.5 | 77.7 | 65.9 | 262,144 | ||
QW | $0.080 | $0.240 | 28.8 | 72.7 | 53.5 | 40,960 | ||
$0.080 | $0.300 | 29.9 | 75.2 | 58.7 | 327,680 | |||
QW | $0.080 | $0.500 | 33.2 | 68.6 | 42.7 | 131,072 | ||
$0.090 | $0.290 | 40.2 | 74.4 | 65.6 | 262,144 | |||
$0.090 | $0.450 | — | — | — | 131,072 | |||
QW | $0.090 | $1.100 | 68.4 | 81.9 | 73.8 | 262,144 | ||
$0.090 | $0.600 | — | — | — | 32,768 | |||
$0.100 | $0.200 | — | — | — | 128,000 | |||
$0.100 | $0.400 | 64.1 | 79.6 | 65.1 | 1,048,576 |
* Some models use tiered pricing based on prompt length. Displayed prices are for prompts ≤ 200k tokens.
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Step 3.5 Flash is available from multiple providers with different pricing and availability.
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