Models/deepseek

deepseek-v4-flash-0731· Released Jul 31, 2026

deepseek/deepseek-v4-flash-0731

DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows.

Input
From$0.154/M
Output
From$0.308/M
Context
Up to 1M
Max output
Up to 384K
Modalities
TextText

Input and output show the lowest price across upstreams, for reference. Your actual prices are listed per upstream below.

Upstreams & pricing
UpstreamContextMax outputInput $/1MOutput $/1MCached input $/1M
ScitiXFrom price
1M384K
$0.154
$0.308
$0.033
Paratera (CN)
1M384K
$0.476141
$1.42841
$0.015876

Routed in real time — you pay the listed price of whichever upstream serves your call.

How to call
curlrequest.sh
curl https://api.tkex.ai/v1/chat/completions \
  -H "Authorization: Bearer $TX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek/deepseek-v4-flash-0731",
    "messages": [
      {"role": "user", "content": "Say hello in five words."}
    ]
  }'