DeepSeek V3.1 vs DeepSeek V3

Capability, benchmark, and verified hosting price comparison.

Quick verdict

Cheapest hosting: DeepSeek V3.1— $0.300 vs $0.477 / 1M blended tokens
Context window: DeepSeek V3— 65,536 tokens vs 32,768

Derived from public benchmarks and verified hosting prices. Benchmark wins count only where both models have a score; direction respects each benchmark’s higher-is-better flag.

DeepSeek V3.1

by DeepSeek · deepseek-chat

Context: 32,768 tokens
Open weight: Yes
License: DeepSeek License
Params: 671.0B
Modalities: text

DeepSeek V3

by DeepSeek AI · DeepSeek

Context: 65,536 tokens
Open weight: Yes
License: DeepSeek License v1.0
Params: 671.0B
Modalities: text

Benchmarks

Benchmark	DeepSeek V3.1	DeepSeek V3
HumanEval	—	0.825
MMLU	—	0.887

Cheapest verified hosting

DeepSeek V3.1 cheapest

DeepSeek

$0.300/ 1M tokens (blended)

Input: $0.150
Output: $0.750
Context: 32,768 tok

DeepSeek V3 cheapest

DeepSeek

$0.477/ 1M tokens (blended)

Input: $0.270
Output: $1.100
Context: 65,536 tok
Latency p50: 480 ms