Aion-RP 1.0 (8B) vs Claude Opus 4.5 (Comparative Analysis)
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Comparative Analysis: Aion-RP 1.0 (8B) vs. Claude Opus 4.5
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Overview
Aion-RP 1.0 (8B) was released 9 months before Claude Opus 4.5.
 Aion-RP 1.0 (8B) |  Claude Opus 4.5 | |
|---|---|---|
Model Provider The organization behind this AI's development | AionLabs | Anthropic |
Input Context Window Maximum input tokens this model can process at once | 32.8K tokens | 200K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 32.8K tokens | 64K tokens |
Release Date When this model first became publicly available | February 4, 2025 1 year ago February 4th, 2025 | November 24, 2025 8 months ago November 24th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | December 31, 2023 | Not reported |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Aion-RP 1.0 (8B) | Claude Opus 4.5 | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📁File🖼️Image📝Text |
Reasoning Controls Defaults and configurable reasoning effort | Not reported | Optional |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Other | Claude |
Key Features Advanced capabilities | Function CallingStructured OutputReasoning ModeContent Moderation | ✓Function Calling✓Structured Output✓Reasoning Mode✓Content Moderation |
Pricing
Aion-RP 1.0 (8B) is roughly 0.2x less expensive compared to Claude Opus 4.5 for input tokens and roughly 0.06x less expensive for output tokens.
| Aion-RP 1.0 (8B) | Claude Opus 4.5 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.80 per million tokens | $5.00 per million tokens |
Output Token Cost Cost per million output tokens | $1.60 per million tokens | $25.00 per million tokens |
Web Search Cost Additional cost for each web search operation | Not specified | $0.01 per search |
Cache Read Cost Cost to reuse cached input tokens | Not specified | $0.50 per million tokens |
Cache Write Cost Cost to write input tokens to the cache | Not specified | $6.25 per million tokens |
1-Hour Cache Write Cost Cost to cache input tokens for one hour | Not specified | $10.00 per million tokens |
Benchmarks
Compare relevant benchmarks between Aion-RP 1.0 (8B) and Claude Opus 4.5.
| Aion-RP 1.0 (8B) | Claude Opus 4.5 | |
|---|---|---|
Best Design Arena Score Highest human-preference Elo score across design arenas | Benchmark not available. | 1,287 Elo (#22 in Game Dev (59.4% win rate)) |
At a Glance
Quick overview of what makes Aion-RP 1.0 (8B) and Claude Opus 4.5 unique.
Aion-RP 1.0 (8B) by AionLabs is a text-based AI model. It can handle standard conversations with its 32.8K token context window. Reasonably priced at $0.80/M input and $1.60/M output tokens. Released February 4th, 2025.Claude Opus 4.5 by Anthropic understands both text and images, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 200K token context window. Premium pricing at $5.00/M input and $25.00/M output tokens. Includes built-in content moderation for safer outputs. Released November 24th, 2025.Explore More Comparisons
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