MiniMax M3 vs Seed 2.1 Pro: Specs & Benchmark Comparison

CharacteristicMiniMax M3Seed 2.1 Pro
CompanyMiniMaxByteDance
Release DateJune 1, 2026June 24, 2026
Parameters428B
MultimodalYesYes
Context (input)1.0M
Context (output)131K
Input Price / 1M$0.30
Output Price / 1M$1.20
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: MiniMax M3 — 0.9, Seed 2.1 Pro — 0.6.

Recency

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

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Frequently Asked Questions

Which is better for coding — MiniMax M3 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 — MiniMax M3 or Seed 2.1 Pro?
API pricing data is available on the individual model pages.
Which has a larger context window — MiniMax M3 or Seed 2.1 Pro?
Context window data is available on the individual model pages.

The MiniMax M3 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 MiniMax M3 or Seed 2.1 Pro page. See also the complete list of AI model comparisons.