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Best ByteDance Seed Reasoning Models

Quick answer · Updated June 2026

The best ByteDance Seed model for reasoning is Seed-2.0-Lite — — intelligence with extended step-by-step thinking. Seed-2.0-Mini (—) and Seed 1.6 Flash (—) round out the top three.

Intelligence
80 t/sSpeed
$0.250Input /M
262KContext

Large language models with extended reasoning / thinking, ranked by intelligence. The best models for complex multi-step reasoning, math and analysis.

  1. 1B
    seed-2.0-lite
    ReasoningToolsJSON+1$0.250/M · 80 t/s · 1.9s ttft
    Intelligence
  2. 2B
    seed-2.0-mini
    ReasoningToolsJSON+1$0.100/M · 54 t/s · 458ms ttft
    Intelligence
  3. 3B
    seed-1.6-flash
    ReasoningToolsJSON+1$0.075/M · 64 t/s · 878ms ttft
    Intelligence
  4. 4B
    seed-1.6
    ReasoningToolsJSON+1$0.250/M · 32 t/s · 963ms ttft
    Intelligence

Frequently asked

What is the best ByteDance Seed model for reasoning?

The best ByteDance Seed model for reasoning is Seed-2.0-Lite — — intelligence with extended step-by-step thinking. Seed-2.0-Mini (—) and Seed 1.6 Flash (—) round out the top three.

What's a good alternative to Seed-2.0-Lite?

Seed-2.0-Mini (—) is the closest alternative on this metric, followed by Seed 1.6 Flash (—). See the full ranking above for the tradeoffs.

How many ByteDance Seed models are there?

modelgrep tracks 4 ByteDance Seed models with live benchmarks, speed, latency and per-provider pricing. 4 of them qualify for this ranking.

More ByteDance Seed rankings

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