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DeepSeek V4 Flash

DeepSeek
by DeepSeek

DeepSeek V4 Flash is a 284B MoE model with 1M-token context optimized for fast coding and agents.

Try in Chat
Free EndpointDownloadableApr 24, 2026open license15M API calls / 30d

Specifications

Context Length
1M
1,000,000 tokens
Input Price
Free
per 1M tokens
Output Price
Free
per 1M tokens
Modalities
1
text→text

Capabilities

text generationchatcodeagenticreasoning

Tags

MoEcodingagents

API Usage

1Router is fully OpenAI-compatible. Just set the base URL and use this model ID:

deepseek-ai/deepseek-v4-flash
cURL
curl https://api.1router.com/v1/chat/completions \
  -H "Authorization: Bearer $ROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-ai/deepseek-v4-flash",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'