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StepFun: Step 3.5 Flash API pricing
Last updated
- Input / 1M tokens
- $0.10
- Output / 1M tokens
- $0.30
- Blended / 1M
- $0.15
- 3:1 input:output
- Context window
- 262.1K
- tokens
- Arena Elo
- 1200
Context window
How much text fits in a single request.
262,144 tokens, roughly 196.6K words or 393 pages of English text.
Estimate assumes ~0.75 words per token and 500 words per page. Input and output share this limit.
Price history
USD per 1M tokens at each recorded price change.
| Date | Input / 1M | Output / 1M | Blended / 1M | Change |
|---|---|---|---|---|
| $0.10 | $0.30 | $0.15 | Launch |
Changelog
Notable updates to StepFun: Step 3.5 Flash.
StepFun: Step 3.5 Flash is now tracked, priced at $0.10 per 1M input tokens and $0.30 per 1M output tokens, with a 262,144-token context window and an Elo score of 1200.
Summaries are AI-generated from tracked data changes.