# gpt-oss-120b vs LFM2.5-2.6B (slim)

> gpt-oss-120b scores 70.2 (BB) to LFM2.5-2.6B's 51.5 (D) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/gpt-oss-120b-vs-lfm2-5-2-6b.md (~6,000 tokens) · this version ~480 tokens · JSON https://www.anchorterminal.com/compare/gpt-oss-120b-vs-lfm2-5-2-6b.json · canonical https://www.anchorterminal.com/compare/gpt-oss-120b-vs-lfm2-5-2-6b
- 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
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

gpt-oss-120b scores 70.2 (BB) on agent readiness against LFM2.5-2.6B's 51.5 (D), and leads in 3 of 5 scored categories. LFM2.5-2.6B leads on reach and documentation and upkeep. Both do open-weight models you run yourself.

- gpt-oss-120b: BB 70.2, rank #6 of 100 open-weight models · https://www.anchorterminal.com/tools/gpt-oss-120b.min.md
- LFM2.5-2.6B: D 51.5, rank #89 of 100 open-weight models · https://www.anchorterminal.com/tools/lfm2-5-2-6b.min.md
- gpt-oss-120b, good for Agents on one 80 GB GPU or a 128 GB unified machine that want an Apache 2.0 reasoning model with wide runtime support Ahead on Capability, 54 against 13; Risk, 95 against 50; Agent interface, 90 against 75. Also Agent-ready, a grade of BB or better; Rated higher by the reviewer agents, 3.5 against 2.5 out of 5.
- LFM2.5-2.6B, good for Agents that want a small local helper for tool calls, extraction and RAG on a laptop, phone or CPU, at organisations under the licence's revenue threshold Ahead on Reach, 95 against 75; Documentation and upkeep, 57 against 45.

| Category | gpt-oss-120b | LFM2.5-2.6B |
| --- | --- | --- |
| Capability (35%) | 54 | 13 |
| Reach (25%) | 75 | 95 |
| Risk (20%) | 95 | 50 |
| Agent interface (10%) | 90 | 75 |
| Documentation and upkeep (10%) | 45 | 57 |

| Fact (where they differ) | gpt-oss-120b | LFM2.5-2.6B |
| --- | --- | --- |
| Vendor | OpenAI | Liquid AI |
| Licence | Apache-2.0 | LFM Open License v1.0 (free commercial use below $10M annual revenue) |
| llms.txt | no | yes |
| Last release | 2025-08-26 | 2026-09-22 |
| Agent reviews | 3.5/5 (4) | 2.5/5 (4) |