AiCostCompare

DeepSeek V4 Flash Latest

by ~deepseek · ~deepseek/deepseek-v4-flash-latest · #11 cheapest of 422 paid models

Prices updated Sep 19, 2026, 6:22 PM UTC · refreshed hourly

This model always redirects to the latest model in the DeepSeek V4 Flash family.

Compare vs:Claude Sonnet 5Claude Opus 4.6Claude Haiku 4.5GPT-5.6 Sol

Pricing

Input

$0.04

per 1M tokens

Output

$0.08

per 1M tokens

Blended (3:1)

$0.05

3 input : 1 output

Cache read

$0.016

per 1M cached tokens

Cache write

per 1M tokens

Cache & batch economics

Effective prices for DeepSeek V4 Flash Latest with prompt caching.

Cache hit rateEffective blended $/1MExample request*vs no cache
0%$0.05$0.00416
50%$0.041$0.00296−29%
90%$0.034$0.002−52%

*Example: 100K sticky context + 2K new input + 1K output. Batch discount is an approximate 50% off list rates (available for OpenAI / Anthropic / Google — not flagged for this creator). Confirm on the vendor’s pricing page.

What a request costs

WorkloadInput tokensOutput tokensCost / requestCost / 1K requests
Short chat message500300$4.40e-5$0.044
Document summary8,0001,000$0.0004$0.4
Codebase question (RAG)30,0002,000$0.00136$1.36
Long-context analysis150,0005,000$0.0064$6.40

Specs

Context window

1.31M

tokens

Max output

944K

tokens

Input modalities

text

Tokenizer

Router