LLM API
DeepSeekText generationReleased July 31, 2026

DeepSeek V4 Flash 0731

DeepSeek V4 Flash 0731 costs $0.126 per 1M input tokens and $0.252 per 1M output tokens on LLM API, with a 1M-token context window.

Pricing

Lowest price among 3 providers, after discounts.

DeepSeek V4 Flash 0731 prices on LLM API
Input$0.126before discount $0.14per 1M tokens
Output$0.252before discount $0.28per 1M tokens
Cache read$0.0154before discount $0.022per 1M tokens

Providers

Prices after each provider’s discount; the lowest in bold.

Providers of DeepSeek V4 Flash 0731 on LLM API
Alibaba Cloud−30% discount$0.154$0.462$0.01541M384K
Novita AI$0.44$1.32$0.0281M384K
CanopyWave−10% discount$0.126$0.252$0.02521M384K

Features

  • ToolsYes
  • Parallel tool callsNo
  • Image inputNo
  • ReasoningYes

    Levels: high, max · default max

  • Prompt cachingYes
  • Structured outputsYes
  • JSON modeYes
  • StreamingYes
  • Web searchYes

Call DeepSeek V4 Flash 0731

POST /v1/chat/completionsSet LLMAPI_KEY to your LLM API key.Chat Completions docs

import os

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

response = client.chat.completions.create(
    model="deepseek-v4-flash-0731",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

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