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StepFun: Step 5 Preview

stepfun/step-5-preview

Step 5 Preview is StepFun's flagship model for agentic work, built on a sparse Mixture-of-Experts architecture (27B active / 600B total parameters). It performs strongly in software engineering and professional...

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Supported APIs

Chat APIVision
Context
1.0M
Max output
—
Input / 1M
₹101.67
Cached / 1M
₹5.08
Output / 1M
₹274.51

Pricing

Token typeUSD / 1MINR / 1M
Input$1.00₹101.67
Cached inputprompt cache read$0.050₹5.08
Output$2.70₹274.51

INR prices include forex conversion. Billed per token in your wallet. See the cost calculator.

Quickstart

Call StepFun: Step 5 Preview through the supported APIs shown above — just set the base URL and your AICredits key.

cURL — /v1/chat/completions
curl https://api.aicredits.in/v1/chat/completions \
  -H "Authorization: Bearer $AICREDITS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "stepfun/step-5-preview",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

New here? Follow the quickstart guide or browse all models.