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Best AionLabs Reasoning Models

Quick answer · Updated June 2026

The best AionLabs model for reasoning is Aion-2.0 — — intelligence with extended step-by-step thinking. Aion-1.0 (—) and Aion-1.0-Mini (—) round out the top three.

Intelligence
26 t/sSpeed
$0.800Input /M
131KContext

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

  1. 1A
    aion-2.0
    Reasoning$0.800/M · 26 t/s · 2.0s ttft
    Intelligence
  2. 2A
    aion-1.0
    Reasoning$4.00/M · 131K ctx
    Intelligence
  3. 3A
    aion-1.0-mini
    Reasoning$0.700/M · 1 t/s · 1.6s ttft
    Intelligence

Frequently asked

What is the best AionLabs model for reasoning?

The best AionLabs model for reasoning is Aion-2.0 — — intelligence with extended step-by-step thinking. Aion-1.0 (—) and Aion-1.0-Mini (—) round out the top three.

What's a good alternative to Aion-2.0?

Aion-1.0 (—) is the closest alternative on this metric, followed by Aion-1.0-Mini (—). See the full ranking above for the tradeoffs.

How many AionLabs models are there?

modelgrep tracks 4 AionLabs models with live benchmarks, speed, latency and per-provider pricing. 3 of them qualify for this ranking.

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