Monday, October 5, 2026 · No. 435Prices synced 6 hours ago
All·AI·Model

The AI Model Price Index

Step 2 (16K)

by StepFun (Global) · listed Jan 2025T

StepFun flash model for efficient multimodal reasoning, coding, and tool use

Current rates USD per 1M tokens

Input$5.21
Output$16.44
Cache read$1.04
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.15 per 1M tokens$0.15Qwen3.8 Omni FlashQwen3.8 Omni Flash: $0.15 per 1M tokens$0.15Gemini 3.8 FlashGemini 3.8 Flash: $0.75 per 1M tokens$0.75GLM-5.3GLM-5.3: $1.40 per 1M tokens$1.40Claude Sonnet 5.5Claude Sonnet 5.5: $2.00 per 1M tokens$2.00GPT-6.1 SolGPT-6.1 Sol: $2.00 per 1M tokens$2.00Grok 4.7Grok 4.7: $2.00 per 1M tokens$2.00Step 2 (16K)Step 2 (16K): $5.21 per 1M tokens$5.21
Output price vs. maker flagships ($/1M tokens)
Qwen3.8 Omni FlashQwen3.8 Omni Flash: $0.47 per 1M tokens$0.47DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens$0.60Gemini 3.8 FlashGemini 3.8 Flash: $3.75 per 1M tokens$3.75GLM-5.3GLM-5.3: $4.40 per 1M tokens$4.40Grok 4.7Grok 4.7: $6.00 per 1M tokens$6.00Claude Sonnet 5.5Claude Sonnet 5.5: $10.00 per 1M tokens$10.00GPT-6.1 SolGPT-6.1 Sol: $10.00 per 1M tokens$10.00Step 2 (16K)Step 2 (16K): $16.44 per 1M tokens$16.44

On the record

Model id
step-2-16k
Context window
16K tokens
Max output
8K tokens
Input modalities
text
Output modalities
text
Reasoning
no
Tool calls
yes
Open weights
no
Knowledge cutoff
Jun 2024
Released
2025-01-01
Last updated
2026-02-13
Provider docs
platform.stepfun.ai/docs/en/overview/concept

Back of the envelope

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Also listed at

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