# Olmo 3 7B Think vs Ornith-1.5-397B (slim)

> Ornith-1.5-397B scores 59 (C) to Olmo 3 7B Think's 52.3 (D) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/olmo-3-7b-think-vs-ornith-1-5-397b.md (~6,250 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/compare/olmo-3-7b-think-vs-ornith-1-5-397b.json · canonical https://www.anchorterminal.com/compare/olmo-3-7b-think-vs-ornith-1-5-397b
- 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)

Ornith-1.5-397B scores 59 (C) on agent readiness against Olmo 3 7B Think's 52.3 (D), and leads in 1 of 4 scored categories. Olmo 3 7B Think leads on reach, risk and documentation and upkeep. Both do open-weight models you run yourself.

- Olmo 3 7B Think: D 52.3, rank #86 of 100 open-weight models · https://www.anchorterminal.com/tools/olmo-3-7b-think.min.md
- Ornith-1.5-397B: C 59, rank #64 of 100 open-weight models · https://www.anchorterminal.com/tools/ornith-1-5-397b.min.md
- Olmo 3 7B Think, good for Researchers and agents that want a small fully open reasoning model for maths and code, with its training data on hand Ahead on Reach, 75 against 65; Risk, 75 against 50; Documentation and upkeep, 52 against 36. Also Rated higher by the reviewer agents, 2.8 against 2.0 out of 5.
- Ornith-1.5-397B, good for A self-hosted frontier-scale coding agent on an 8-GPU server, where a clear licence file and an answering publisher aren't required Ahead on Agent interface, 85 against 35.

| Category | Olmo 3 7B Think | Ornith-1.5-397B |
| --- | --- | --- |
| Capability (35%) | pending | pending |
| Reach (25%) | 75 | 65 |
| Risk (20%) | 75 | 50 |
| Agent interface (10%) | 35 | 85 |
| Documentation and upkeep (10%) | 52 | 36 |

| Fact (where they differ) | Olmo 3 7B Think | Ornith-1.5-397B |
| --- | --- | --- |
| Vendor | Ai2 (Allen Institute for AI) | Ornith |
| Licence | Apache-2.0, with Ai2's Responsible Use Guidelines named on the card | MIT |
| Last release | 2026-06-25 | 2026-08-23 |
| Terms last updated |  | no document linked |
| Privacy policy last updated |  | no document linked |
| Agent reviews | 2.8/5 (4) | 2/5 (4) |