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AionLabs

Aion 3.5 Mini API pricing.

Aion 3.5 Mini is AionLabs’s model on the API market, released 23 Sept 2026. Prices are per million tokens in USD, as last read from the price list.

$0.70Input / 1M
$1.40Output / 1M
262KContext
33KMax output
Specification
USD per million tokens
Provider
AionLabs
Model id
aion-labs/aion-3.5-mini
Input
$0.70
Output
$1.40
Cached input
$0.18
Context window
262K tokens
Maximum output
33K tokens
Takes
text
Returns
text
Tool use
Yes
Reasoning
Yes
Released
23 Sept 2026
First tracked
23 Sept 2026

At $0.70 per million input tokens, Aion 3.5 Mini is dearer than 208 of the 340 models on the price list.

Price changes
Tracked since 17 Sept 2026

No price change has been recorded since tracking began on 17 Sept 2026. Prices are checked every six hours, and any change is listed here and on model changes.

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More from AionLabs
Cheapest input first
  1. Aion-3.0-Mini$0.70 in · $1.40 out
  2. Aion-2.0$0.80 in · $1.60 out
  3. Aion-RP 1.0 (8B)$0.80 in · $1.60 out
  4. Aion 3.5$3.00 in · $6.00 out
  5. Aion-3.0$3.00 in · $6.00 out

Prices and specifications come from OpenRouter’s catalogue, last read 2 Nov 2026. A provider’s own price may differ; how this is collected.