Usage Level	Daily Tokens	Daily	Monthly	Yearly
Light~50 requests/day	100K in / 20K out	$0.03	$0.81	$10
Medium~200 requests/day	500K in / 100K out	$0.14	$4.05	$49
Heavy~1K requests/day	2,000K in / 500K out	$0.60	$18.00	$219
Enterprise~5K requests/day	10,000K in / 2,000K out	$2.70	$81.00	$986

Cost Calculator

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Frequently Asked Questions

How much does DeepSeek V4.1 Flash API cost per million tokens?▼

DeepSeek V4.1 Flash costs $0.15 per million input tokens and $0.6 per million output tokens as of 2026. These are the standard API rates from DeepSeek.

What is the DeepSeek V4.1 Flash context window?▼

DeepSeek V4.1 Flash supports a 1M context window (1,000,000 tokens), which means you can process up to 1M tokens in a single API call.

How much does DeepSeek V4.1 Flash cost per month?▼

At medium usage (~200 requests/day with 500K input and 100K output tokens/day), DeepSeek V4.1 Flash costs approximately $4.05/month. Light usage runs about $0.81/month, and heavy usage (~1K requests/day) around $18.00/month.

Is there a cheaper alternative to DeepSeek V4.1 Flash?▼

Yes — Grok 4.1 Fast by xAI is a cheaper option at $0.2/M input tokens vs $0.15/M for DeepSeek V4.1 Flash. Other budget alternatives include models in the efficient tier.

Is DeepSeek V4.1 Flash good for ai agent / agentic workflows?▼

DeepSeek V4.1 Flash is a efficient model with support for text, vision, code. For ai agent / agentic workflows, it offers 1M context and costs $0.15/M input tokens — a budget-friendly choice for this use case.