DeepSeek V4 Flash
Access DeepSeek V4 Flash through one API key. 1M context, MoE speed, budget pricing.
DeepSeek's V4-generation efficiency model: 284B-parameter MoE with 13B activated, 1M token context, optimized for fast inference at ultra-low cost.
No credit card required. Takes 30 seconds.
2,400+
Developers
1.2M+
API calls served
100+
Endpoints
$0.01
Per call
Yep, that's it.
Try it live
Send a message and see DeepSeek V4 Flash respond in real time.
Maximum tokens in the response.
Real-time tokens
Context Window
1.0M tokens
Max Output
384K tokens
Input Price
$0.20 / 1M tokens
Output Price
$0.40 / 1M tokens
Strengths
Quick start
Copy this snippet and start making calls with DeepSeek V4 Flash.
const res = await fetch('https://api.yepapi.com/v1/ai/chat', {
method: 'POST',
headers: {
'x-api-key': 'YOUR_API_KEY',
'Content-Type': 'application/json',
},
body: JSON.stringify({
"model": "deepseek/deepseek-v4-flash",
"messages": [
{
"role": "user",
"content": "Explain API gateways in 2 sentences."
}
],
"maxTokens": 256
}),
});
const { data } = await res.json();
console.log(data.message.content);Why use DeepSeek V4 Flash through YepAPI?
What developers say
“Switched from SerpAPI and cut our SERP costs by 80%. Same data quality, way simpler billing.”
“One API key for AI models, SERP data, and web scraping. Saved us from managing 4 separate providers.”
“The $5 free credit let us prototype our entire rank tracking feature before committing. No other API does that.”
Frequently asked questions
DeepSeek's V4-generation efficiency model: 284B-parameter MoE with 13B activated, 1M token context, optimized for fast inference at ultra-low cost.
Input tokens cost $0.20 per 1M tokens and output tokens cost $0.40 per 1M tokens through YepAPI. No monthly minimums — you only pay for what you use.
Sign up for a free API key, then send requests to the /v1/ai/chat endpoint.
DeepSeek V4 Flash supports a 1.0M token context window with up to 384K output tokens per request.
Ready to use DeepSeek V4 Flash?
$5 free credit on signup. No credit card required. Pay per call.
Explore more models
DeepSeek V3
DeepSeekAccess DeepSeek V3 through one API key. Frontier-level coding at a fraction of the cost.
DeepSeek R1
DeepSeekAccess DeepSeek R1 through one API key. Reasoning-specialized model for complex problems.
DeepSeek V3.2
DeepSeekAccess DeepSeek V3.2 through one API key. Latest DeepSeek model.