AionLabs Aion 3.5 Mini vs Perceptron Mk1
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- Perceptron Mk1 is 1.8× cheaper at a typical mix of 3 input tokens per output token.
- Aion 3.5 Mini accepts longer prompts: 262K vs 33K tokens.
- Aion 3.5 Mini is the newer model (released 2026-09-23).
| Aion 3.5 Mini | Perceptron Mk1 | |
|---|---|---|
| Vendor | AionLabs | Perceptron |
| Released | 2026-09-23 | 2026-05-12 |
| Input / 1M | $0.70 | $0.15 |
| Output / 1M | $1.40 | $1.50 |
| Cached input / 1M | $0.18 | — |
| Blended / 1M (3:1) | $0.875 | $0.487 |
| Context | 262K | 33K |
| Max output | 33K | 8K |
| Accepts | text | text, image, video |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 1 | 1 |
| Cheapest provider, output | $1.40 | $1.50 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | — | — |
Cost calculator
Aion 3.5 Mini
$63.00 per month$2.10 per day
Perceptron Mk1
$31.50 per month$1.05 per day
Perceptron Mk1 saves $31.50 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
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