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Models › deepseek › DeepSeek: DeepSeek V3.1

DeepSeek: DeepSeek V3.1 — pricing & benchmarks

By deepseek · Updated 2026-07-24 · step-by-step reasoning

DeepSeek: DeepSeek V3.1 costs $0.55 per 1M input tokens and $1.65 per 1M output tokens, with a 163K context window. It is best suited for step-by-step reasoning, and is available through one OpenAI-compatible Appmo API key.
$0.55Input / 1M
$1.65Output / 1M
163KContext
—Intelligence
—Coding
—GPQA %
—Speed tok/s

What DeepSeek: DeepSeek V3.1 is used for

DeepSeek: DeepSeek V3.1 is best suited for step-by-step reasoning. Access it through one Appmo API key alongside 390 other models — Appmo's optimizer can route to it automatically when it is the best value for a request.

Use it via the Appmo API (OpenAI-compatible)

curl https://appmo.com/v1/chat/completions \
  -H "Authorization: Bearer $APPMO_KEY" \
  -d '{"model":"deepseek/deepseek-chat-v3.1","messages":[{"role":"user","content":"Hello"}]}'

FAQ

How much does DeepSeek: DeepSeek V3.1 cost?
DeepSeek: DeepSeek V3.1 costs $0.55 per 1M input tokens and $1.65 per 1M output tokens ($0.825 blended), as of 2026-07-24. Prices are expected to fall as competition increases.

What is DeepSeek: DeepSeek V3.1 best for?
DeepSeek: DeepSeek V3.1 is best suited for step-by-step reasoning.

How do I use DeepSeek: DeepSeek V3.1?
Send requests to Appmo's OpenAI-compatible endpoint with model id "deepseek/deepseek-chat-v3.1" and one API key — no separate provider account needed.