Compare

2–4 model comparison. Best-in-row is highlighted.

Aion-2.0

Aion Labs · aion-labs__aion-2.0

Claude Opus 5

Anthropic · anthropic__claude-opus-5

Identity

Fieldaion-labs__aion-2.0anthropic__claude-opus-5
ProviderAion LabsAnthropic
Slugaion-labs__aion-2.0anthropic__claude-opus-5
Statuslivelive
Open weightsNoNo
License
HuggingFace

Quality

Fieldaion-labs__aion-2.0anthropic__claude-opus-5
Quality index (0–100)93.4

Cost

Fieldaion-labs__aion-2.0anthropic__claude-opus-5
Input $ / 1M tokens$0.80$5.00
Cached input $ / 1M$0.20$0.50
Output $ / 1M tokens$1.60$25.00

Context

Fieldaion-labs__aion-2.0anthropic__claude-opus-5
Max context tokens131,0721,000,000
Max output tokens32,768128,000

Modalities

Fieldaion-labs__aion-2.0anthropic__claude-opus-5
Inputtexttext, image, file
Outputtexttext