DeepSeek V4 Pro vs Sonar Pro Search (Comparative Analysis)
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Comparative Analysis: DeepSeek V4 Pro vs. Sonar Pro Search
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Overview
Sonar Pro Search was released 5 months before DeepSeek V4 Pro.
 DeepSeek V4 Pro |  Sonar Pro Search | |
|---|---|---|
Model Provider The organization behind this AI's development | DeepSeek | Perplexity |
Input Context Window Maximum input tokens this model can process at once | 1M tokens | 200K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 384K tokens | 8K tokens |
Release Date When this model first became publicly available | April 24, 2026 3 months ago April 24th, 2026 | October 30, 2025 8 months ago October 30th, 2025 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
DeepSeek V4 Pro | Sonar Pro Search | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text🖼️Image |
Reasoning Controls Defaults and configurable reasoning effort | OptionalEffort: Extra High, HighDefault: High | Always enabled |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | DeepSeek | Other |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | Function Calling✓Structured Output✓Reasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Proprietary |
Pricing
DeepSeek V4 Pro is roughly 0.1x less expensive compared to Sonar Pro Search for input tokens and roughly 0.06x less expensive for output tokens.
| DeepSeek V4 Pro | Sonar Pro Search | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.43 per million tokens | $3.00 per million tokens |
Output Token Cost Cost per million output tokens | $0.87 per million tokens | $15.00 per million tokens |
Web Search Cost Additional cost for each web search operation | Not specified | $0.018 per search |
Cache Read Cost Cost to reuse cached input tokens | $0.0036 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between DeepSeek V4 Pro and Sonar Pro Search.
| DeepSeek V4 Pro | Sonar Pro Search | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 44.3 (Artificial Analysis index; higher is better) | Benchmark not available. |
Coding Index Programming performance across independent evaluations | 59.4 (Artificial Analysis index; higher is better) | Benchmark not available. |
Agentic Index Ability to complete multi-step agentic tasks | 36.4 (Artificial Analysis index; higher is better) | Benchmark not available. |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,310 Elo (#11 in 3D (58.8% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes DeepSeek V4 Pro and Sonar Pro Search unique.
DeepSeek V4 Pro by DeepSeek can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Very affordable at $0.43/M input and $0.87/M output tokens. Released April 24th, 2026.Sonar Pro Search by Perplexity understands both text and images, offers advanced reasoning, generates structured data. It can handle standard conversations with its 200K token context window. Premium pricing at $3.00/M input and $15.00/M output tokens. Released October 30th, 2025.Explore More Comparisons
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Compare Sonar Pro Search with:
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Technical analysis and explanations
🔬Science
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