Qwen3.5 122B A10B vs Seed 2.1 Pro: Specs & Benchmark Comparison

CharacteristicQwen3.5 122B A10BSeed 2.1 Pro
CompanyAlibabaByteDance
Release DateMarch 1, 2026June 24, 2026
Parameters122B
MultimodalNoYes
Average Score0.90.6

Verdict

Seed 2.1 Pro leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: Qwen3.5 122B A10B — 0.9, Seed 2.1 Pro — 0.6.

Recency

Seed 2.1 Pro is newer: released 6/24/2026 vs 3/1/2026.

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Frequently Asked Questions

Which is better for coding — Qwen3.5 122B A10B or Seed 2.1 Pro?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Qwen3.5 122B A10B or Seed 2.1 Pro?
API pricing data is available on the individual model pages.
Which has a larger context window — Qwen3.5 122B A10B or Seed 2.1 Pro?
Context window data is available on the individual model pages.

The Qwen3.5 122B A10B and Seed 2.1 Pro comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Qwen3.5 122B A10B or Seed 2.1 Pro page. See also the complete list of AI model comparisons.