LLM Reference

DeepSeek V3 vs Qwen2.5-72B

DeepSeek V3 (2024) and Qwen2.5-72B (2025) are compact production models from DeepSeek and Alibaba. DeepSeek V3 ships a 64k-token context window, while Qwen2.5-72B ships a 128k-token context window. On MMLU PRO, DeepSeek V3 leads by 3.9 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads. It focuses on practical selection signals rather than broad model-family marketing.

Qwen2.5-72B is safer overall; choose DeepSeek V3 when provider fit matters.

Decision scorecard

Local evidence first
SignalDeepSeek V3Qwen2.5-72B
Best fortool-calling agents and provider-routed productiontool-calling agents
Decision fitCoding, Agents, and ClassificationRAG, Agents, and Long context
Context window64k128k
Cheapest output$0.30/1M tokens-
Provider routes13 tracked0 tracked
Shared benchmarksMMLU PRO leader1 shared

Decision tradeoffs

Choose DeepSeek V3 when...
  • DeepSeek V3 holds a shared-benchmark lead on MMLU PRO, ahead by 3.9 points.
  • DeepSeek V3 has broader tracked provider coverage for fallback and route flexibility.
  • DeepSeek V3 uniquely exposes Structured outputs in local model data.
  • Local decision data tags DeepSeek V3 for Coding, Agents, and Classification.
Choose Qwen2.5-72B when...
  • Qwen2.5-72B has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Qwen2.5-72B for RAG, Agents, and Long context.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

DeepSeek V3

$155

Cheapest tracked route/tier: Bitdeer AI

Qwen2.5-72B

Unavailable

No complete token price in local provider data

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

DeepSeek V3 -> Qwen2.5-72B
  • No overlapping tracked provider route is sourced for DeepSeek V3 and Qwen2.5-72B; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Structured outputs before moving production traffic.
Qwen2.5-72B -> DeepSeek V3
  • No overlapping tracked provider route is sourced for Qwen2.5-72B and DeepSeek V3; plan for SDK, billing, or endpoint changes.
  • DeepSeek V3 adds Structured outputs in local capability data.

Specs

Specification
Released2024-12-262025-10-10
Context window64k128k
Parameters671B72B
ArchitectureMixture of Experts-
LicenseMITOSI-approvedApache 2.0OSI-approved
OpennessOpen sourceOpen source
WeightsAvailableAvailable
CodeUnknownUnknown
Commercial useCommercial use: permittedCommercial use: permitted
Knowledge cutoff2024-042024-09

Pricing and availability

Pricing attributeDeepSeek V3Qwen2.5-72B
Input price$0.10/1M tokens-
Output price$0.30/1M tokens-
Providers-

Capabilities

CapabilityDeepSeek V3Qwen2.5-72B
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useYesYes
Structured outputsYesNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkDeepSeek V3Qwen2.5-72B
MMLU PRO75.972.0

Continue comparing

Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.