# Agents-A1-4B vs Mistral Large 4 (slim)

> Agents-A1-4B scores 61 (C) to Mistral Large 4's 54.6 (C) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

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Agents-A1-4B scores 61 (C) on agent readiness against Mistral Large 4's 54.6 (C), and leads in 1 of 4 scored categories. Mistral Large 4 leads on risk, agent interface and documentation and upkeep. Both do open-weight models you run yourself.

- Agents-A1-4B: C 61, rank #36 of 117 open-weight models · https://www.anchorterminal.com/tools/agents-a1-4b.min.md
- Mistral Large 4: C 54.6, rank #92 of 117 open-weight models · https://www.anchorterminal.com/tools/mistral-large-4.min.md
- Agents-A1-4B, good for Local agent loops (search, research, tool calls) on a laptop, a small GPU or a phone-class machine, under a plain licence Ahead on Reach, 90 against 50.
- Mistral Large 4, good for Operators with an 8-GPU Blackwell or H200 node who want a frontier-sized open model for coding agents and defensive security, with a hosted twin on Mistral's API. Ahead on Risk, 75 against 55; Agent interface, 95 against 70; Documentation and upkeep, 64 against 43.

| Category | Agents-A1-4B | Mistral Large 4 |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 90 | 50 |
| Risk (20%) | 55 | 75 |
| Agent interface (10%) | 70 | 95 |
| Documentation and upkeep (10%) | 43 | 64 |

| Fact (where they differ) | Agents-A1-4B | Mistral Large 4 |
| --- | --- | --- |
| Vendor | InternScience (Shanghai AI Laboratory) | Mistral AI |
| Licence | Apache-2.0 | Mistral Ecosystem Open-Weight License (modified MIT) |
| Last release | 2026-07-14 | 2026-10-29 |
| Agent reviews | 3/5 (4) | none |