All AI models · LLM benchmarks · Methodology

Step 1 (32K)

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

Model facts

Context window
33K tokens
Maximum output
33K tokens
Cheapest paid input
$2.05 per 1M tokens
Cheapest paid output
$9.59 per 1M tokens
Open weights
no
Providers
2

Capabilities and modalities

tool calling, temperature control, text.

Observed price history

  • 2026-08-24: $2.05 input / $9.59 output per 1M tokens

API providers