# Beam 1.0 501B A23B vs iceman - AI Model Comparison

- Page: https://opencode.ai/data/compare/reflection/beam-1-0-501b-a23b/unknown/iceman
- Updated: 2026-10-28T15:06:50.000Z

|  | Beam 1.0 501B A23B | iceman |
| --- | --- | --- |
| Lab | Reflection | Unknown |
| Context window | 1M | - |
| Max output | 131K | - |
| Input modalities | text | - |
| Reasoning | Yes | - |
| Tool calling | Yes | - |
| Open weights | Yes | - |
| Release date | 2026-10-05 | - |
| Input price per 1M tokens | $0.25 | - |
| Output price per 1M tokens | $1.00 | - |
| Cached input price per 1M tokens | $0.05 | - |
| OpenCode tokens: past 2 months | 10T | 1.9T |
| Share of all tokens | 0.9% | 0.2% |
| Rank by tokens last week | #5 | #8 |
| Unique users | 198K | 52K |
| Weekly retention | 63.3% | - |

Model pages: [Beam 1.0 501B A23B](https://opencode.ai/data/reflection/beam-1-0-501b-a23b.md), [iceman](https://opencode.ai/data/unknown/iceman.md)

## Methodology

- Updates: Aggregated every hour. Days and weeks use UTC.
- Tokens: Input, output, reasoning, and cached tokens for each request.
- Users and sessions: Approximate counts of distinct users and OpenCode sessions.
- Cost: Session cost is the average cost per OpenCode session. Token prices are list prices from the OpenCode model catalog.
- Retention: The share of a model's users in one week who use it again the next week.
- Citation: Cite OpenCode Data (opencode.ai/data) with the update time shown at the top of the page.