DeepSeek

DeepSeek V4 Flash

deepseek-v4-flash

A faster, more economical option

DeepSeek V4 Flash is retired. The name deepseek-v4-flash is still accepted, but requests are served by DeepSeek-V4.1-Flash-1017 and billed at the Flash price (verified 2026-10-20).

Context window1M context
Released2026-04
Relays48 sites
Economical API serviceNear-Pro reasoningStrong simple-agent performanceLower latency and cost

Model information

Model ID
deepseek-v4-flash
Context
1M
Max input
-
Max output
384K
Knowledge cutoff
2025-05
Open weights
Supported
License
-
Release date
2026-04

Input

Text: SupportedImage: Not supportedAudio: Not supportedVideo: Not supportedPDF: Not supportedFile: Not supported

Output

Text: SupportedImage: Not supportedAudio: Not supportedVideo: Not supported

API capabilities

Reasoning: SupportedTool call: SupportedStructured output: UnknownTemperature: Supported

DeepSeek Official Pricing

CNY
Updated: 2026-04-01T00:00:00.000+08:00Source

Input

¥1/ 1M tokens

Output

¥2/ 1M tokens

Cache read

¥0.02/ 1M tokens

Relay Comparison

Compare token, per-request, or per-second pricing by relay channel.

Price range ¥0.3 / 1M tokens

How should DeepSeek V4 Flash relay pricing be compared?

This DeepSeek V4 Flash pricing page compares official pricing with public prices from 48 listed AI gateways. Token prices are shown in CNY per 1M tokens, while per-request, per-second, and per-character rows use the unit shown in the table. Last updated: 11/08/2026, 08:15.

Data sources
Public price catalogs, official pricing records, and monitoring results.
Metric definitions
Uptime means successful probe response rate, fake-rate signals possible model mismatch or abnormal output risk, and latency is average API response time.
Risk note
Relay gateways are third-party services. Pricing, billing, privacy, and stability can change; start with a small top-up and verify reliability before continued use.