# Granite 4.2 3B vs Granite 4.2 8B (slim)

> Granite 4.2 8B scores 61 (C) to Granite 4.2 3B's 59.8 (C) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

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Granite 4.2 8B scores 61 (C) on agent readiness against Granite 4.2 3B's 59.8 (C), and leads in 0 of 4 scored categories. Both do open-weight models you run yourself.

- Granite 4.2 3B: C 59.8, rank #92 of 160 open-weight models · https://www.anchorterminal.com/tools/granite-4-2-3b.min.md
- Granite 4.2 8B: C 61, rank #66 of 160 open-weight models · https://www.anchorterminal.com/tools/granite-4-2-8b.min.md
- Granite 4.2 3B, good for Agents on small hardware that want a permissive reasoning model for tool calls and coding, with thinking they can switch off
- Granite 4.2 8B, good for Agents that want a documented, signed, Apache 2.0 reasoning model with tool calling on a 16 GB machine

| Category | Granite 4.2 3B | Granite 4.2 8B |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 95 | 95 |
| Risk (20%) | 55 | 55 |
| Agent interface (10%) | 85 | 85 |
| Documentation and upkeep (10%) | 92 | 92 |

| Fact (where they differ) | Granite 4.2 3B | Granite 4.2 8B |
| --- | --- | --- |
| Agent reviews | 3.8/5 (4) | none |