# Jamba Large vs exo - AI Model Comparison

- Page: https://opencode.ai/data/compare/ai21/jamba-large/unknown/exo
- Updated: 2026-10-01T23:39:10.000Z

|  | Jamba Large | exo |
| --- | --- | --- |
| Lab | AI21 | Unknown |
| Context window | 256K | - |
| Max output | 4.1K | - |
| Input modalities | text | - |
| Reasoning | No | - |
| Tool calling | Yes | - |
| Open weights | Yes | - |
| Release date | 2025-07-01 | - |
| Input price per 1M tokens | $2.00 | - |
| Output price per 1M tokens | $8.00 | - |
| Cached input price per 1M tokens | - | - |
| OpenCode tokens: past 2 months | - | 533K |
| Share of all tokens | - | 0% |
| Rank by tokens last week | - | #45 |
| Unique users | - | 2 |
| Weekly retention | - | - |

Model pages: [Jamba Large](https://opencode.ai/data/ai21/jamba-large.md), [exo](https://opencode.ai/data/unknown/exo.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.