# Kimi K3.1 Pro vs LBS-27B (slim)

> LBS-27B scores 55.8 (C) to Kimi K3.1 Pro's 48.6 (D) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

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LBS-27B scores 55.8 (C) on agent readiness against Kimi K3.1 Pro's 48.6 (D), and leads in 2 of 4 scored categories. Kimi K3.1 Pro leads on documentation and upkeep. Both do open-weight models you run yourself.

- Kimi K3.1 Pro: D 48.6, rank #151 of 160 open-weight models · https://www.anchorterminal.com/tools/kimi-k3-1-pro.min.md
- LBS-27B: C 55.8, rank #118 of 160 open-weight models · https://www.anchorterminal.com/tools/lbs-27b.min.md
- Kimi K3.1 Pro, good for Operators with a multi-accelerator node who want Moonshot's newest open-weight model for coding and long agent sessions, and everyone else through an API Ahead on Documentation and upkeep, 51 against 43.
- LBS-27B, good for Agents with about 96 GB of GPU memory that need to find click targets on dense professional screenshots, or read fine detail in large images, and can run a small crop loop and wait for independent results. Ahead on Reach, 60 against 40; Agent interface, 70 against 65.

| Category | Kimi K3.1 Pro | LBS-27B |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 40 | 60 |
| Risk (20%) | 50 | 50 |
| Agent interface (10%) | 65 | 70 |
| Documentation and upkeep (10%) | 51 | 43 |

| Fact (where they differ) | Kimi K3.1 Pro | LBS-27B |
| --- | --- | --- |
| Vendor | Moonshot AI | inclusionAI (Ant Group) |
| Licence | Kimi K3.1 Pro License (modified MIT) | Apache-2.0 (the card's metadata and licence section; the LICENSE file sits in the GitHub repository inclusionAI/UI-Venus on its LBS branch, not in the Hugging Face repository) |
| Last release | 2026-11-05 | 2026-10-26 |

Why the edge:
- Reach, LBS-27B +20: Kimi K3.1 Pro 40 (Memory 0, the only build is Moonshot's 1,561 GB MXFP4 release, far above 256 GB.); LBS-27B 60 (Memory earns 10, since the only build is 54.73 GB of BF16, about 66 GB with a fifth added, which fits the reference machine but not 64 GB.)
- Documentation and upkeep, Kimi K3.1 Pro +8: Kimi K3.1 Pro 51 (Model card 11, no limitations, languages or cut-off.); LBS-27B 43 (The model card earns 8, with intended use, one limitation and parameters, and no architecture, context, languages or cut-off.)
- Agent interface, LBS-27B +5: Kimi K3.1 Pro 65 (Chat template 10, the format is only code to run.); LBS-27B 70 (The chat template earns 20, Qwen's Jinja file in the repository.)