How much does DeepSeek V4 Flash 0423 cost per million tokens?

DeepSeek V4 Flash 0423 costs $0.042 per million input tokens and $0.084 per million output tokens at list price, and $0.0084 per million cached input tokens.

What is the context window of DeepSeek V4 Flash 0423?

DeepSeek V4 Flash 0423 accepts up to 1,048,576 tokens of context and returns up to 131,072 output tokens.

How much do 1,000 chat messages cost with DeepSeek V4 Flash 0423?

About $0.08, assuming 1,000 input + 500 output tokens per message.

Is there a cheaper alternative to DeepSeek V4 Flash 0423?

In the same price range, OpenAI gpt-oss-20b ($0.018 / $0.09), Mistral Mistral Nemo ($0.019 / $0.03), inclusionAI Ling 3.0 Flash VL ($0.021 / $0.062) cost less per token. Quality differs: test on your own prompts.

Where can I buy DeepSeek API credits for less?

Discount credit books resell OpenRouter usage below face value within their depth, OpenRouter adds a 5.5% card fee, and DeepSeek sells its own credits at face value. The live table on this page ranks them for $100 of usage.

DeepSeek · live price

DeepSeek V4 Flash 0423 API pricing

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...

Small and cheap (under $1 per 1M)Tool callingReasoning

Input: $0.042; per 1M tokens
Output: $0.084; per 1M tokens
Cached input: $0.0084; per 1M tokens
Context: 1.0M; 131K max output

List price from OpenRouter, which passes DeepSeek's price through without markup. Refreshed hourly. Released April 24, 2026. Model id deepseek/deepseek-v4-flash.

What DeepSeek V4 Flash 0423 costs in practice

At list price, before any batch or caching discount.

1,000 chat messages

$0.08

1,000 input + 500 output tokens each

1,000 RAG questions

$0.38

8,000 input + 500 output tokens each

100 coding-agent steps

$0.14

30,000 input + 2,000 output tokens each, no caching

DeepSeek V4 Flash 0423 price history

No price change since we started tracking on 2026-10-01. We record prices daily; changes will show here.

DeepSeek V4 Flash 0423 price by host

15 hosts serve this model. Prices are the same or higher than list; the cheapest are first.

Baidu$0.042 in · $0.084 out · 1.0M ctx · 99.5% uptime 24h
StreamLake$0.042 in · $0.084 out · 1.0M ctx · 98.7% uptime 24h
DeepInfra$0.09 in · $0.18 out · 1.0M ctx · 99.8% uptime 24h
GMICloud$0.091 in · $0.182 out · 1.0M ctx · 100.0% uptime 24h
Venice$0.097 in · $0.193 out · 1M ctx · 99.7% uptime 24h
DigitalOcean$0.098 in · $0.196 out · 1.0M ctx · 99.9% uptime 24h
Alibaba$0.134 in · $0.268 out · 1M ctx · 99.2% uptime 24h
SiliconFlow$0.13 in · $0.28 out · 1.0M ctx · 99.9% uptime 24h
Novita$0.14 in · $0.28 out · 1.0M ctx · 100.0% uptime 24h
AtlasCloud$0.14 in · $0.28 out · 1.0M ctx · 98.6% uptime 24h
Parasail$0.14 in · $0.28 out · 1.0M ctx · 99.8% uptime 24h
Mancer 2$0.19 in · $0.5 out · 1.0M ctx · 98.9% uptime 24h
Azure$0.21 in · $0.56 out · 1.0M ctx · 97.8% uptime 24h
OpenInference$0.0050 in · $1.25 out · 1.0M ctx · 92.2% uptime 24h
Relace$0.0045 in · $1.28 out · 1.0M ctx · 99.8% uptime 24h

Where to buy DeepSeek credits for less

DeepSeek V4 Flash 0423 costs the same per token everywhere it's sold through OpenRouter. What changes is the price of the credits. Live quotes for $100 of usage:

#	Where you buy	You payYou pay for $100.00 of usage	vs list price	Price source
1	OrbioCardCheapest right now Credits from a discount book, plus a 5% platform fee and card processing, both included in the quote.	$85.10 incl. $2.60 card processing	-14.9%	live quote
2	smaaartCard Credits from a discount book, plus a 5% platform fee on face value. Card processing and taxes shown at checkout.	$95.00 + card processing and tax at checkout (not in this number)	-5.0%	live quote
3	Direct from the labCard Prepaid credits at face value (OpenAI, Anthropic, Google…). Taxes may apply.	$100.00 no top-up fee	list price	face value
4	OpenRouterCrypto 5% on crypto purchases. No markup on model prices.	$105.00 fees included	+5.0%	published fee
5	OpenRouterCard 5.5% on card purchases, $0.80 minimum. No markup on model prices.	$105.50 fees included	+5.5%	published fee

Disclosure: this site is run by the team behind smaaart, one of the options compared. Tables are ranked by price only, from live quotes and published fees, including when smaaart isn't first. How we compare

DeepSeek V4 Flash 0423 cost calculator

Enter your monthly tokens to price your own usage.

Model$0.042 in / $0.084 out per 1M tokens · list price, liveInput tokens / month (millions)Output tokens / month (millions)

Usage at list price$2.93/ month(quotes below are for $5.00: purchases run from $5.00 to $10,000.00)

Cheaper alternatives to DeepSeek V4 Flash 0423

Other labs' models in the same price range or the one below, cheaper per token.

Model	Input / 1M	Output / 1M	Blended 3:1	Context
OpenAI: gpt-oss-20b	$0.018	$0.09	$0.036	131K
Mistral: Mistral Nemo	$0.019	$0.03	$0.022	131K
inclusionAI: Ling 3.0 Flash VL	$0.021	$0.062	$0.031	262K
Nex AGI: Nex-N2.5-Mini	$0.025	$0.1	$0.044	262K
inclusionAI: Ling 3.0 Flash	$0.021	$0.063	$0.032	262K
IBM: Granite 4.0 Micro	$0.017	$0.112	$0.041	131K

Other DeepSeek models

Model	Input / 1M	Output / 1M	Blended 3:1	Context
DeepSeek V4 Pro 0423	$0.209	$0.418	$0.261	1.0M
DeepSeek V4 Flash 0731	$0.011	$1.28	$0.328	1.0M
DeepSeek V4 Pro 0813	$0.66	$1.98	$0.99	1.0M
DeepSeek V4 Flash Vision Exp	$0.216	$0.647	$0.323	1.0M
DeepSeek V4.1 Flash	$0.03	$0.5	$0.147	1.0M
DeepSeek V3.2	$0.28	$0.42	$0.315	164K

All DeepSeek API prices