---
title: "Deepseek V4.1 Flash Expires ON 0910 API price | RelaySwitch"
canonical: https://relayswitch.io/models/deepseek-v4.1-flash-expires-on-0910
generated: 2026-10-27T11:13:35.051Z
source: https://api.relayswitch.io/v1/catalog
base_url: https://api.relayswitch.io/v1
---

# Deepseek V4.1 Flash Expires ON 0910

Deepseek V4.1 Flash Expires ON 0910 by DeepSeek through the RelaySwitch API: $0.60 per million input tokens, $2.40 per million output tokens. Pay by card or crypto (Card, Apple Pay, PayPal, USDT, USDC, BTC, ETH, SOL). No KYC.

## Price per million tokens

| Input | Cached input | Output |
| --- | --- | --- |
| $0.60 | $0.012 | $2.40 |

## Specs

- Model id: `deepseek-v4.1-flash-expires-on-0910`
- Developer: DeepSeek
- Context window: not published
- Max output: not published
- Input: text

## Call it

```bash
curl https://api.relayswitch.io/v1/chat/completions \
  -H "Authorization: Bearer $RELAYSWITCH_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "deepseek-v4.1-flash-expires-on-0910", "messages": [{"role": "user", "content": "Hello"}]}'
```

Keys and top-ups: https://app.relayswitch.io/console/login