# DeepSeek V4 Flash (Relay)

> Eingestellt — diese Relay-Stufe wurde in DeepSeek V4 Flash zusammengeführt. Nutzen Sie stattdessen deepseek/deepseek-v4-flash.

Canonical: https://routemux.com/de/deepseek/deepseek-v4-flash-cheap
Provider: DeepSeek

## Key facts

| Field | Value |
| --- | --- |
| Model ID | deepseek/deepseek-v4-flash-cheap |
| Official model ID | deepseek-v4-flash |
| Context window | 1M |
| Max output | 384K |
| Input modalities | text |
| Output modalities | text |
| Capabilities | Reasoning, Tool Calling, Coding, Cache |
| Upstream release | 2026-07-31 |
| Availability | retired |

## Pricing

- RouteMux input: $0.22 per 1M tokens
- RouteMux output: $0.66 per 1M tokens
- Official input: $0.44 per 1M tokens
- Official output: $1.32 per 1M tokens
- Cache read: $0.007 per 1M tokens
- Saving vs official: 50%
- Official price source: official_x0.5, verified 2026-09-23

Billing is prepaid wallet, charged per successful request only.

## API access

Base URL: https://api.routemux.com

Supported protocols:

- openai_chat
- openai_responses
- anthropic_messages

Aliases that also route here: deepseek/deepseek-v4-flash:cheap, deepseek-v4-flash:cheap

## Other variants in this family

- DeepSeek V4 Pro (`deepseek/deepseek-v4-pro`)
- DeepSeek V4 Flash Vision (exp, Relay) (`deepseek/deepseek-v4-flash-vision-exp-cheap`)
- DeepSeek V4 Pro (Relay) (`deepseek/deepseek-v4-pro-cheap`)