DeepSeek V4 Flash vs Gemini 2.0 Flash — Budget AI Pricing

Both under $0.50/1M tokens with 1M context. Gemini wins on input ($0.10), DeepSeek wins on output ($0.28). The best cheap Claude 4 alternatives.

Pricing data verified: Jun 7, 2026

Cheapest Input
Gemini Flash
$0.10 vs $0.14 per 1M tokens (29% cheaper)
Cheapest Output
DeepSeek V4 Flash
$0.28 vs $0.40 per 1M tokens (30% cheaper)
Context Window
Tie — 1M
Both offer 1M token context (4-5x Claude 4)

All Budget Models Compared

The cheapest AI models with 1M context windows, ranked by input price.

Model Provider Tier Input (per 1M) Output (per 1M) Context
Gemini 2.0 Flash Google Budget $0.10 $0.40 1M
DeepSeek V4 Flash DeepSeek Budget $0.14 $0.28 1M
Llama 4 Scout Meta Budget $0.18 $0.59 1M
GPT-5 mini OpenAI Budget $0.25 $2.00 272K
DeepSeek V4 Pro DeepSeek Budget $0.435 $0.87 1M
Claude Haiku 4.5 Anthropic Budget $1.00 $5.00 200K

Calculate Your Exact Costs

Pick your models, enter your usage, see which budget model saves you more.

vs
Google
Gemini 2.0 Flash
$0.00
per month
Input cost $0.00
Output cost $0.00
Per request $0.00
DeepSeek
DeepSeek V4 Flash
$0.00
per month
Input cost $0.00
Output cost $0.00
Per request $0.00
Enter your usage above to see savings.

Which Should You Choose?

Chatbot / Customer Support

High volume, short responses. Output-heavy. Cost per message matters most.

Pick DeepSeek V4 Flash: At $0.14/$0.28, output is 30% cheaper than Gemini Flash. At 10M output tokens/month: $2.80 vs $4.00.

RAG Pipeline / Classification

Large input contexts, short responses. Input-heavy workloads. Classification, extraction, tagging.

Pick Gemini Flash: 29% cheaper on input at $0.10 vs $0.14. Both have 1M context. At 10M input tokens/month: $1.00 vs $1.40.

Content Generation

Long outputs, summarization, writing. Output tokens dominate. Cost per generation matters most.

Pick DeepSeek V4 Flash: At $0.14/$0.28, output is 30% cheaper. At 10M output tokens/month: $2.80 vs $4.00 — saving $1.40/month.

Code Generation

Mixed input/output. Longer outputs for code. Both handle most coding tasks well.

Pick DeepSeek V4 Flash: Output is 30% cheaper ($0.28 vs $0.40). For typical code workloads with mixed I/O, the output savings usually win.

Long Document Analysis

Processing large documents with minimal output. Input-heavy. Both have 1M context.

Pick Gemini Flash: 29% cheaper input at $0.10 vs $0.14 with the same 1M context. Clear winner for document-heavy workloads.

Claude 4 Migration

Switching from Claude 4 Opus ($15/$75) or Sonnet 4 ($3/$15) before June 15 deadline.

Pick DeepSeek V4 Flash: At $0.14/$0.28, it's 99% cheaper than Claude 4 Opus. Same 1M context (5x Claude 4's 200K). Fastest path to massive savings.

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Frequently Asked Questions

Which is cheaper, DeepSeek V4 Flash or Gemini 2.0 Flash?

It depends on your usage. Gemini 2.0 Flash has cheaper input at $0.10/1M tokens (vs DeepSeek's $0.14 — 29% savings), but DeepSeek V4 Flash has cheaper output at $0.28/1M tokens (vs Gemini's $0.40 — 30% savings). For input-heavy workloads like RAG pipelines and classification, Gemini Flash wins. For output-heavy workloads like content generation and chatbots, DeepSeek V4 Flash wins.

Can I use these as a Claude 4 replacement?

Yes. Both are excellent Claude 4 alternatives at a fraction of the cost. Claude 4 Opus costs $15/$75 per 1M tokens. DeepSeek V4 Flash at $0.14/$0.28 is 99% cheaper. Gemini 2.0 Flash at $0.10/$0.40 is 99% cheaper on input. Both have 1M context windows (vs Claude 4's 200K). The tradeoff is quality — Claude 4 Opus is more capable, but for many tasks these budget models are sufficient.

What is the cheapest AI API with 1M context window?

Gemini 2.0 Flash at $0.10/$0.40 per 1M tokens is the cheapest 1M-context model. DeepSeek V4 Flash at $0.14/$0.28 is close behind and cheaper on output. Both beat Claude Haiku 4.5 ($1/$5, 200K context) and GPT-5 mini ($0.25/$2.00, 272K context) on price while offering 4-5x more context.

DeepSeek V4 Flash vs Gemini Flash for chatbots?

For high-volume chatbots, DeepSeek V4 Flash at $0.14/$0.28 is generally better because chatbot responses are output-heavy and DeepSeek's output pricing is 30% cheaper ($0.28 vs $0.40). For input-heavy chatbots (long system prompts, large context), Gemini Flash at $0.10/$0.40 saves 29% on input. Both have 1M context windows, enough for any conversation.

Are DeepSeek and Gemini Flash available worldwide?

Gemini 2.0 Flash is available globally through Google AI Studio and Vertex AI. DeepSeek V4 Flash is available through DeepSeek's API and some third-party providers. Gemini has broader availability through Google Cloud. Check APIpulse's provider pages for current availability and regional restrictions.

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