[::] Agentic Stacks

Qwen3.5 (397B-A17B) vs Qwen 3 Max

Pick two tools from the same category to compare side-by-side.

Qwen3.5 (397B-A17B)
Alibaba's Apache-2.0 open-weight Qwen3.5 flagship MoE with very low active-parameter cost and broad multilingual coverage.
Qwen 3 Max
Alibaba's open-weights frontier model; very strong on Chinese + code.
Category modelmodel
Vendor type open sourceopen source
Pricing freefree
Strengths
  • + Permissive Apache 2.0 license
  • + Only 17B active parameters, enabling comparatively cheap inference
  • + First-class MCP and tool-calling support via Qwen-Agent
  • + 201-language coverage for multilingual agents
  • + Open weights
  • + Best-in-class for Chinese-language workloads
  • + Strong on coding benchmarks
Tradeoffs
  • − Long context beyond 262K requires YaRN extension rather than native support
  • − Flagship commercial Qwen3-Max capabilities are not part of the open release
  • − Inference infra is the team's problem
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