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DeepSeek V3 vs DeepSeek V4 Pro

How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for DeepSeek V3 and DeepSeek V4 Pro.

DeepSeek

DeepSeek V3

DeepSeek-V3 is the latest model from the DeepSeek team, building upon the instruction following and coding abilities of the previous versions. Pre-trained on nearly 15 trillion tokens, the reported evaluations...

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DeepSeek

DeepSeek V4 Pro

DeepSeek V4 Pro is a large-scale Mixture-of-Experts model from DeepSeek with 1.6T total parameters and 49B activated parameters, supporting a 1M-token context window. It is designed for advanced reasoning, coding,...

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Technical Specifications

SpecificationDeepSeek V3DeepSeek V4 Pro
ProviderDeepSeekDeepSeek
Context Window131,072 tokens1,048,576 tokens
Agent SuitabilityN/A94/100
Time to First Token (TTFT)N/A280 ms
Deployment Modelself hostablemanaged api
Production Stabilitystablestable
API AvailableYesYes
Released Date2024-12-262026-04-24

API Pricing Comparison

Input Price per Million Tokens

DeepSeek V3

$0.20

DeepSeek V4 Pro

$0.43

Output Price per Million Tokens

DeepSeek V3

$0.80

DeepSeek V4 Pro

$0.87

Want to test both models live?

Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.

Benchmark Performance Metrics

Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.

MMLUGeneral knowledge & multi-task understanding
8850.0%vs8850.0%
DeepSeek V3
DeepSeek V4 Pro
HumanEvalPython coding & logic synthesis
8900.0%vs8900.0%
DeepSeek V3
DeepSeek V4 Pro
MATHComplex mathematical problem solving
7460.0%vs7460.0%
DeepSeek V3
DeepSeek V4 Pro
GPQAGraduate-level expert reasoning
4900.0%vs4900.0%
DeepSeek V3
DeepSeek V4 Pro
HellaSwagCommonsense reasoning and inference
8750.0%vs8750.0%
DeepSeek V3
DeepSeek V4 Pro
MT-BenchMulti-turn conversation flow quality
918.0%vs918.0%
DeepSeek V3
DeepSeek V4 Pro

DeepSeek V3 Quirks & Gotchas

No developer gotchas reported.

DeepSeek V4 Pro Quirks & Gotchas

  • โ–ธMoE architecture โ€” cold-start latency on first request, use keep-alive
  • โ–ธBest cost-performance ratio of any frontier model โ€” strong tool calling for agentic use