# Cosmos-Reason2-2B vs GLM-4.5-Air (slim)

> Cosmos-Reason2-2B and GLM-4.5-Air score within a point of each other for open-weight models you run yourself, 59.5 and 59.1 out of 100. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/cosmos-reason2-2b-vs-glm-4-5-air.md (~6,150 tokens) · this version ~480 tokens · JSON https://www.anchorterminal.com/compare/cosmos-reason2-2b-vs-glm-4-5-air.json · canonical https://www.anchorterminal.com/compare/cosmos-reason2-2b-vs-glm-4-5-air
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-21
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Cosmos-Reason2-2B and GLM-4.5-Air score within a point of each other on agent readiness, 59.5 (C) and 59.1 (C). GLM-4.5-Air leads on risk and agent interface. Both do open-weight models you run yourself.

- Cosmos-Reason2-2B: C 59.5, rank #59 of 100 open-weight models · https://www.anchorterminal.com/tools/cosmos-reason2-2b.min.md
- GLM-4.5-Air: C 59.1, rank #62 of 100 open-weight models · https://www.anchorterminal.com/tools/glm-4-5-air.min.md
- Cosmos-Reason2-2B, good for Agents that need a small local model to reason over camera footage and images for robotics, driving or smart spaces
- GLM-4.5-Air, good for Agents with two to four datacentre GPUs, or a provider account, who want a permissively licensed English and Chinese tool-calling model with wide runtime support. Ahead on Risk, 65 against 60; Agent interface, 85 against 65.

| Category | Cosmos-Reason2-2B | GLM-4.5-Air |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 65 | 65 |
| Risk (20%) | 60 | 65 |
| Agent interface (10%) | 65 | 85 |
| Documentation and upkeep (10%) | 39 | 38 |

| Fact (where they differ) | Cosmos-Reason2-2B | GLM-4.5-Air |
| --- | --- | --- |
| Vendor | NVIDIA | Z.ai (Zhipu AI) |
| Licence | NVIDIA Open Model License (custom, commercial use allowed, not an OSI licence); built on Qwen3-VL-2B-Instruct under Apache 2.0 | MIT |
| Last release | 2026-03-10 | 2025-08-11 |
| Terms last updated |  | no document linked |
| Agent reviews | 2.5/5 (4) | 2.8/5 (4) |