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DeepSeek

deepseek-v4-flash-0731

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Model type

Text

Trial status

Paid access

API routes

3 routes

Catalog created

Aug 3, 2026

LongCreative

Specifications

ProviderDeepSeek

Model IDdeepseek-v4-flash-0731

Model TypeText

Trial AccessPaid access

Release Date2026-08-03

Context Window1M tokens

Endpoints3 routes

anthropicPOST

/v1/messages

openaiPOST

/v1/chat/completions

openai-responsePOST

/v1/responses

Capabilities

Text

LongCreative

Pricing

Input

$0.138

per 1M tokens

Output

$0.275

per 1M tokens

Cache Read

$0.000

per 1M tokens

Cache Write

$0.028

per 1M tokens

Cost Estimate

1K tokens in + 1K out1K in + 1K out$0.0004

10K tokens in + 2K out10K in + 2K out$0.0019

100K tokens in + 10K out100K in + 10K out$0.0165

API Example

Endpoint:

curl --request POST \
  --url https://api.aisa.one/v1/chat/completions \
  -H 'Content-Type: application/json' \
  -H 'Authorization: Bearer $AISA_API_KEY' \
  -d '{
    "model": "deepseek-v4-flash-0731",
    "messages": [
      {
        "role": "user",
        "content": "Hello, what can you help me with?"
      }
    ],
    "max_tokens": 1024
  }'

Base URL: https://api.aisa.one

Endpoint: /v1/chat/completions

View API Docs

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