GPT-5.4 mini vs DeepSeek V4 Flash API Price Comparison

Prices updated: ·36 quotes

As of : At official rates, GPT-5.4 mini is $0.7500/1M input tokens and DeepSeek V4 Flash is $0.1400 — DeepSeek V4 Flash is ~81% cheaper than GPT-5.4 mini. Via relay providers, the lowest GPT-5.4 mini rate is $0.0207 (dddAI) and DeepSeek V4 Flash is $0.0158 (RunAPI). Context windows: GPT-5.4 mini 400K, DeepSeek V4 Flash 1049K. GPT-5.4 mini supports image input. 36 provider quotes tracked (GPT-5.4 mini: 20, DeepSeek V4 Flash: 16), updated daily.
GPT-5.4 miniBudget
Official
$0.7500
/ 1M tokens
Best Price
$0.0207
/ 1M tokens
20 providers · 400K Context · 👁 Vision
DeepSeek V4 FlashBudget
Official
$0.1400
/ 1M tokens
Best Price
$0.0158
/ 1M tokens
16 providers · 1049K Context
At official prices, DeepSeek V4 Flash is ~81% cheaper. At the best relay price, DeepSeek V4 Flash is ~24% cheaper.

Price Comparison

GPT-5.4 miniDeepSeek V4 Flash
Official input / 1M tokens$0.7500$0.1400 ✓
Official output / 1M tokens$4.5000$0.2800 ✓
Cheapest input / 1M tokens$0.0207$0.0158 ✓
Cheapest output / 1M tokens$0.1241$0.0315 ✓
providers2016
Context400K1049K
Vision✓—

GPT-5.4 mini — All Providers

Detail page →
ProviderInput / 1MAPI
Official
OpenAIOfficial🌐VisaMCLive
$0.7500
Try →
Relay / Aggregator
dddAIRelayLowest🇨🇳支付宝微信⚠️ Unusually lowLive
$0.0207
Try →
TreeRouterRelay🇨🇳支付宝微信⚠️ Unusually lowLive
$0.0310
Try →
RunAPIRelay🇨🇳支付宝微信Live
$0.0414
Try →
ProAI APIRelay🇨🇳支付宝微信Live
$0.0690
Try →
EasyRouterRelay🇨🇳支付宝微信Live
$0.1034
Try →
PoloAPIRelay🇨🇳支付宝微信Live
$0.1034
Try →

DeepSeek V4 Flash — All Providers

Detail page →
ProviderInput / 1MAPI
Official
DeepSeekOfficial🇨🇳VisaMC支付宝微信Live
$0.1400
Try →
Relay / Aggregator
RunAPIRelayLowest🇨🇳支付宝微信Live
$0.0158
Try →
EasyRouterRelay🇨🇳支付宝微信Live
$0.0193
Try →
LaoZhang APIRelay🇨🇳支付宝微信Live
$0.0193
Try →
TreeRouterRelay🇨🇳支付宝微信Live
$0.0414
Try →
OpenRouterRelay🌐VisaMCCryptoLive
$0.0900
Try →
Deep InfraRelay🌐VisaMCLive
$0.1000
Try →

Frequently Asked Questions

Which is cheaper, GPT-5.4 mini or DeepSeek V4 Flash?

At official price, DeepSeek V4 Flash is cheaper by ~81%. At the best relay price, DeepSeek V4 Flash with a ~24% difference.

What context window do GPT-5.4 mini and DeepSeek V4 Flash support?

GPT-5.4 mini has a 400K token context window; DeepSeek V4 Flash has 1049K tokens.

Do GPT-5.4 mini and DeepSeek V4 Flash support image input?

GPT-5.4 mini supports image input; DeepSeek V4 Flash does not support image input.

What is the cheapest way to access GPT-5.4 mini or DeepSeek V4 Flash?

GPT-5.4 mini's lowest input price is $0.0207/1M tokens (dddAI). DeepSeek V4 Flash's is $0.0158/1M tokens (RunAPI). Relay providers typically offer lower prices with different SLA terms.

Related Comparisons

gpt-5-mini vs gpt-5-4-minigpt-4-1-mini vs gpt-5-4-minigpt-4o-mini vs gpt-5-4-minigpt-5-4-mini vs gemini-3-1-flash-litegpt-5-4-mini vs gemini-2-5-flash-litegpt-5-4-mini vs gemini-2-5-flashgpt-5-4-mini vs claude-haiku-4-5claude-haiku-4-5 vs deepseek-v4-flash

Related

GPT-5.4 mini API PricesDeepSeek V4 Flash API PricesAll Language Model APIs
← Back to AI API Pricing