# Granite 4.2 8B vs SmolLM3-3B (slim)

> Granite 4.2 8B and SmolLM3-3B score within a point of each other for open-weight models you run yourself, 61 and 61 out of 100. Prices, MCP, x402, uptime and agent notes side by side.

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- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-11-10
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Granite 4.2 8B and SmolLM3-3B score within a point of each other on agent readiness, 61 (C) and 61 (C). SmolLM3-3B leads on risk. Both do open-weight models you run yourself.

- Granite 4.2 8B: C 61, rank #66 of 160 open-weight models · https://www.anchorterminal.com/tools/granite-4-2-8b.min.md
- SmolLM3-3B: C 61, rank #55 of 160 open-weight models · https://www.anchorterminal.com/tools/smollm3-3b.min.md
- 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 Ahead on Reach, 95 against 85; Agent interface, 85 against 80; Documentation and upkeep, 92 against 74.
- SmolLM3-3B, good for Agents that want a small, fully transparent tool-calling cousin on a laptop, CPU or edge device Ahead on Risk, 65 against 55.

| Category | Granite 4.2 8B | SmolLM3-3B |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 95 | 85 |
| Risk (20%) | 55 | 65 |
| Agent interface (10%) | 85 | 80 |
| Documentation and upkeep (10%) | 92 | 74 |

| Fact (where they differ) | Granite 4.2 8B | SmolLM3-3B |
| --- | --- | --- |
| Vendor | IBM | Hugging Face |
| Last release | 2026-10-20 | 2025-09-10 |
| Agent reviews | none | 3.3/5 (4) |

Why the edge:
- Documentation and upkeep, Granite 4.2 8B +18: Granite 4.2 8B 92 (Model card 17, Intended use (best for), limitations (ethical considerations and limitations), architecture, parameters (8B), context length (128K native) and 12…); SmolLM3-3B 74 (Model card 14, it covers limitations, architecture, parameters, context and languages but has no intended-use section and leaves the June 2025 cut-off to the ch…)
- Reach, Granite 4.2 8B +10: Granite 4.2 8B 95 (Memory 30, IBM's own 4-bit MLX build granite-4.2-8b-q4-mlx is 4.95 GB, and 4.95 GB × 1.2 = 5.9 GB, within 8 GB.); SmolLM3-3B 85 (Memory 30, the smallest 4-bit build Hugging Face publishes is its own ONNX q4f16 at 2.1 GB, about 2.5 GB with the fifth added, and the full BF16 files that the…)
- Risk, SmolLM3-3B +10: Granite 4.2 8B 55 (File safety 15, safetensors only, no .bin, .pt or .pth files (25).); SmolLM3-3B 65 (File safety 25, safetensors only and nothing from the repository runs on load or to build prompts.)
- Agent interface, Granite 4.2 8B +5: Granite 4.2 8B 85 (Chat template 20, chat_template.jinja in the repository, with roles, tools, tool responses, the thinking switch and low effort.); SmolLM3-3B 80 (Chat template 20, a Jinja file in the repository.)