DeepSeek-V3 vs Qwen3-235B: Detailed Comparison

Choosing between DeepSeek-V3 (DeepSeek) and Qwen3-235B (Alibaba) comes down to three things: per-token pricing, context window, and which capability matters most for your workload. DeepSeek-V3 costs $0.27/M input vs $0.50/M for Qwen3-235B; context windows are 128K vs 128K tokens. Detailed breakdown below.

Side-by-side specs

SpecDeepSeek-V3Qwen3-235B
ProviderDeepSeekAlibaba
Released2024-12-262025-04-29
Input price $0.27/M $0.50/M
Output price $1.10/M $2.00/M
Cached input $0.0700/M
Context window 128K 128K
Max output 8K 8K
Modalities text text
Tokenizer deepseek qwen

Capability matrix

CapabilityDeepSeek-V3Qwen3-235B
function calling Yes Yes
json mode Yes Yes
streaming Yes Yes
thinking No Yes
tool use No Yes

Benchmark comparison

Higher is better for all benchmarks shown.

BenchmarkCategoryDeepSeek-V3Qwen3-235BΔ
MMLU-Pro general 75.9
HumanEval coding 82.6

Per-call cost on typical workloads

Workload (in/out tokens)DeepSeek-V3Qwen3-235BCheaper by
Standard chat (1K / 500) $0.000820 $0.001500 DeepSeek-V3 by $0.000680
RAG (4K / 500) $0.001630 $0.003000 DeepSeek-V3 by $0.001370
Long doc (20K / 1K) $0.006500 $0.012000 DeepSeek-V3 by $0.005500
Very long context (100K / 2K) $0.028650 $0.053000 DeepSeek-V3 by $0.024350

When to choose DeepSeek-V3 over Qwen3-235B

  • Per-token input cost is 46% lower — meaningful for high-volume workloads.

When to choose Qwen3-235B over DeepSeek-V3

  • Supports thinking — DeepSeek-V3 does not.
  • Supports tool use — DeepSeek-V3 does not.

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