DeepSeek vs Perplexity AI (2026) — Which Is Better?

Comparing DeepSeek and Perplexity AI side by side to help you choose the right AI tool for your needs. DeepSeek: DeepSeek's chat app is free; its OpenAI-compatible API is pay-per-token (DeepSeek-V4 from $0.14/M input, $0.28/M output) with thinking mode and a 1M-token context. Perplexity AI: AI-powered search engine with cited answers

DeepSeek

O aplicativo de bate-papo do DeepSeek é gratuito; sua API compatível com OpenAI é paga por token (DeepSeek-V4 de $ 0,14/M de entrada, $ 0,28/M de saída) com modo de pensamento e um contexto de 1 milhão de token.

DeepSeek offers a free plan with paid tiers for advanced features. Consumer chat app: free on web, iOS, and Android. API (pay-per-token, no subscription; charged against a topped-up balance): deepseek-v4-flash — $0.14 per million input tokens (cache miss) or $0.0028 (cache hit), and $0.28 per million output tokens. deepseek-v4-pro — $0.435 per million input tokens (cache miss) or $0.003625 (cache hit), and $0.87 per million output tokens. Context caching delivers roughly a 50x discount on repeated input tokens. The legacy model names deepseek-chat and deepseek-reasoner now route to deepseek-v4-flash (non-thinking and thinking mode respectively).

DeepSeek Key Features

  • Família principal DeepSeek-V4 com modos de pensamento e não pensamento unificados
  • Janela de contexto de 1 milhão de tokens com saída máxima de até aproximadamente 384 mil tokens
  • Aplicativo gratuito de bate-papo para o consumidor na Web, iOS e Android
  • API de baixo custo compatível com OpenAI com preço de US$ 0,14 por milhão de tokens de entrada
  • Cache de contexto com grandes descontos de acerto de cache (entrada repetida aproximadamente 50x mais barata)

Best DeepSeek Use Cases

  • Usando IA poderosa com menor custo
  • Geração e depuração de código
  • Tarefas de raciocínio complexas
  • Pesquisa sobre LLMs de código aberto

Ver full DeepSeek profile · DeepSeek alternatives · Todas as ferramentas de Chatbots AI

Perplexity AI

AI motor de busca com respostas citadas

Perplexity AI offers a free plan with paid tiers for advanced features.

Perplexity AI Key Features

  • Acesso GPT-4o e Claude 3.5
  • Citações de busca em tempo real na web
  • Pesquisas Pro ilimitadas
  • Análise de ficheiros e imagens
  • Colecções para investigação

Best Perplexity AI Use Cases

  • Substituir o Google com respostas citadas
  • Investigação com fontes actualizadas
  • Informação de verificação rápida
  • Investigação acadêmica e profissional

Ver full Perplexity AI profile · Perplexity AI alternatives · Todas as ferramentas AI Assistente AI

Pricing Comparison: DeepSeek vs Perplexity AI

DeepSeek: DeepSeek offers a free plan with paid tiers for advanced features. Consumer chat app: free on web, iOS, and Android. API (pay-per-token, no subscription; charged against a topped-up balance): deepseek-v4-flash — $0.14 per million input tokens (cache miss) or $0.0028 (cache hit), and $0.28 per million output tokens. deepseek-v4-pro — $0.435 per million input tokens (cache miss) or $0.003625 (cache hit), and $0.87 per million output tokens. Context caching delivers roughly a 50x discount on repeated input tokens. The legacy model names deepseek-chat and deepseek-reasoner now route to deepseek-v4-flash (non-thinking and thinking mode respectively).

Perplexity AI: Perplexity AI offers a free plan with paid tiers for advanced features.

Perguntas Frequentes

Which is better: DeepSeek or Perplexity AI?

The best choice between DeepSeek and Perplexity AI depends on your use case. DeepSeek — DeepSeek's chat app is free; its OpenAI-compatible API is pay-per-token (DeepSeek-V4 from $0.14/M input, $0.28/M output) with thinking mode and a 1M-token context.. Perplexity AI — AI-powered search engine with cited answers. Compare pricing and features above to find the best fit for your workflow.

Is DeepSeek free?

DeepSeek offers a free plan with paid tiers for advanced features. Consumer chat app: free on web, iOS, and Android. API (pay-per-token, no subscription; charged against a topped-up balance): deepseek-v4-flash — $0.14 per million input tokens (cache miss) or $0.0028 (cache hit), and $0.28 per million output tokens. deepseek-v4-pro — $0.435 per million input tokens (cache miss) or $0.003625 (cache hit), and $0.87 per million output tokens. Context caching delivers roughly a 50x discount on repeated input tokens. The legacy model names deepseek-chat and deepseek-reasoner now route to deepseek-v4-flash (non-thinking and thinking mode respectively).

Is Perplexity AI free?

Perplexity AI offers a free plan with paid tiers for advanced features.

What are the best alternatives to DeepSeek and Perplexity AI?

Explorar DeepSeek alternatives e Perplexity AI alternatives em Nextool.ai para mais opções.

Navegar por categoria

Todas as ferramentas de Chatbots AI · Todas as ferramentas AI Assistente AI