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Sonar Pro vs DeepSeek V3

Perplexity vs DeepSeek — head-to-head specs and pricing.

Perplexity
Sonar Pro

Online LLM with live citations.

Perplexity Sonar Pro — a chat model with live web search and inline source citations.

DeepSeek
DeepSeek V3

Open-weights reasoning champion, rock-bottom pricing.

DeepSeek V3 — exceptionally low per-token pricing (10x cheaper than GPT-5). WARNING: Per DeepSeek ToS, prompts and responses may be used for model training and are processed on servers in China. Not recommended for sensitive workloads (healthcare, legal, financial) or EU data-residency requirements. Use for cost-sensitive consumer workloads where privacy is not a hard constraint.

SpecSonar ProDeepSeek V3
ProviderPerplexityDeepSeek
Input cost / 1M tokens$3.60$0.32
Output cost / 1M tokens$18.00$1.32
Context window200,000 tokens128,000 tokens
Max output tokens
Streaming support
Tool calling
Vision input
JSON mode
StatusACTIVEACTIVE

Use both via OneAPIKey — one key, one bill

OneAPIKey aggregates Perplexity, DeepSeek, and 10 more providers behind a single API. Smart Routing automatically picks the best model per request — or you choose explicitly.