DeepSeek V4 Flash
DeepSeek's fast and cost-efficient V4 model with extended context and reasoning.
deepseek-v4-flashGet API keyContext window
1.1M
tokens
Max output
16k
tokens
Input
$0.05
per 1M tokens
Output
$0.10
per 1M tokens
Quick start
1curl https://api.vichar.io/v1/chat/completions \2 -H "Authorization: Bearer $VICHAR_API_KEY" \3 -H "Content-Type: application/json" \4 -d '{5 "model": "deepseek-v4-flash",6 "messages": [{"role": "user", "content": "Hello"}]7 }'
Supported parameters
- temperature
- max_tokens
- top_p
- frequency_penalty
- presence_penalty
- stop
- stream
- response_format
- tools
- reasoning_effort
- reasoning