DeepSeek-V4-Flash API

Name: DeepSeek-V4-Flash
Brand: DeepSeek
Price: 0.14 USD

DeepSeek's speed-optimized V4 variant. Fast, ultra-cheap, and still smarter than most mid-tier closed-source models. Perfect for high-QPS production workloads.

$0.20

Input / 1M tokens

$0.40

Output / 1M tokens

128K

Context window

Faster than V4-Pro

Why use DeepSeek-V4-Flash on NovAI?

Breakthrough price - $0.14/1M input is the cheapest frontier-class model on the market
High throughput - optimized for fast inference, ideal for user-facing chat and RAG
V4 quality floor - retains the V4 family's reasoning improvements, only trimmed for speed
128K context - handles long documents and multi-turn dialogue
Latency-sensitive workloads - build voice assistants, live coding helpers, real-time agents
Zero platform fee - pay the official DeepSeek price, nothing extra

Best use cases

High-QPS chatbots and customer service
Real-time coding assistants and auto-complete
Summarization and classification at scale
Cheap RAG backends over large document sets
Voice/streaming agents where every 100ms matters

Quick start

cURL

curl https://aiapi-pro.com/v1/chat/completions \
  -H "Authorization: Bearer $NOVAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-v4-flash",
    "messages": [{"role":"user","content":"Summarize the key ideas in one sentence."}]
  }'

Python (OpenAI SDK)

from openai import OpenAI
client = OpenAI(
    base_url="https://aiapi-pro.com/v1",
    api_key="YOUR_NOVAI_API_KEY",
)
resp = client.chat.completions.create(
    model="deepseek-v4-flash",
    messages=[{"role":"user","content":"Summarize the key ideas in one sentence."}],
)
print(resp.choices[0].message.content)