Aion 2.0 pricing
Source: openrouter · updated 2026-10-27
Short answer: Aion 2.0 costs $0.800 per million input tokens and $1.60 per million output tokens. That is a 3:1 blended rate of $1.00 per million tokens, ranking it #435 of 704 tracked models by input price.
Price breakdown
| Metric | USD |
|---|---|
| Input, per 1M tokens | $0.800 |
| Output, per 1M tokens | $1.60 |
| Output รท input multiple | 2.00× |
| 3:1 blended, per 1M tokens | $1.00 |
| Context window | 131,072 tokens |
What a typical workload costs
| Monthly volume | Input cost | Output cost | Total | 1M in / 250K out | $0.800 | $0.400 | $1.20 |
|---|---|---|---|---|---|---|---|
| 10M in / 2.5M out | $8.00 | $4.00 | $12.00 | ||||
| 100M in / 25M out | $80.00 | $40.00 | $120 |
Other aion-labs models
| Model | Input | Output |
|---|---|---|
| Aion 3.5 Mini | $0.700 | $1.40 |
| Aion 3.0 Mini | $0.700 | $1.40 |
| Aion Rp Llama 3.1.8 B | $0.800 | $1.60 |
| Aion 3.5 | $3.00 | $6.00 |
| Aion 3.0 | $3.00 | $6.00 |
Cheaper alternatives
Next cheaper option: GLM 4.6 at $0.550 per 1M input tokens. Next step up: Kimi K2 at $0.570 per 1M input tokens.