Aion-RP 1.0 (8B) vs Claude Opus 5.5

Price, context window & benchmark comparison

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Aion-RP 1.0 (8B)

AionLabs
$0.80 / $1.60
Input / Output · per 1M tokens
VS
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Claude Opus 5.5

Anthropic
$4.00 / $20.00
Input / Output · per 1M tokens
Compare different models
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Verdict: Aion-RP 1.0 (8B) is 8.0× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix. Claude Opus 5.5 has the larger context window (1M vs 33K).
Aion-RP 1.0 (8B)Claude Opus 5.5
Input price / 1M$0.80$4.00
Output price / 1M$1.60$20.00
Blended price (3:1)$1.00$8.00
Cached input / 1M—$0.20
Context window33K1M
Max output29K128K
Intelligence index—57.6
Coding index——
Providers—11
Best provider uptime (30m)—100.0%
Vision inputNoYes
ReasoningNoYes
Tool callingNoYes
Released2025-02-042026-09-22
Retirement——

Cost calculator

FAQ

Which is cheaper, Aion-RP 1.0 (8B) or Claude Opus 5.5?

Aion-RP 1.0 (8B) is 8.0× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.

Aion-RP 1.0 (8B) vs Claude Opus 5.5: which has a bigger context window?

Aion-RP 1.0 (8B): 32,768 tokens. Claude Opus 5.5: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Aion-RP 1.0 (8B) ≈ $2,400, Claude Opus 5.5 ≈ $18,000.

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