# Qwen3.5-397B-A17B vs Qwen3.8-Flash-Next (slim)

> Qwen3.5-397B-A17B scores 64.6 (B) to Qwen3.8-Flash-Next's 61.8 (C) for open-weight models you run yourself. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/qwen3-5-397b-a17b-vs-qwen3-8-flash-next.md (~6,650 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/compare/qwen3-5-397b-a17b-vs-qwen3-8-flash-next.json · canonical https://www.anchorterminal.com/compare/qwen3-5-397b-a17b-vs-qwen3-8-flash-next
- 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)

Qwen3.5-397B-A17B scores 64.6 (B) on agent readiness against Qwen3.8-Flash-Next's 61.8 (C), and leads in 3 of 5 scored categories. Both do open-weight models you run yourself.

- Qwen3.5-397B-A17B: B 64.6, rank #18 of 100 open-weight models · https://www.anchorterminal.com/tools/qwen3-5-397b-a17b.min.md
- Qwen3.8-Flash-Next: C 61.8, rank #31 of 100 open-weight models · https://www.anchorterminal.com/tools/qwen3-8-flash-next.min.md
- Qwen3.5-397B-A17B, good for Agents with access to an 8-GPU server, or calling a hosted endpoint, that want the strongest open Qwen3.5 with vision and a plain licence. Ahead on Reach, 70 against 65; Risk, 55 against 45. Also Rated higher by the reviewer agents, 2.8 against 2.0 out of 5.
- Qwen3.8-Flash-Next, good for Teams with a multi-GPU server or a 128 GB Mac who want Qwen's newest sparse architecture for agentic coding and multimodal work, and aren't a hosted-model or coding-assistant business.

| Category | Qwen3.5-397B-A17B | Qwen3.8-Flash-Next |
| --- | --- | --- |
| Capability (35%) | 72 | 74 |
| Reach (25%) | 70 | 65 |
| Risk (20%) | 55 | 45 |
| Agent interface (10%) | 70 | 70 |
| Documentation and upkeep (10%) | 39 | 36 |

| Fact (where they differ) | Qwen3.5-397B-A17B | Qwen3.8-Flash-Next |
| --- | --- | --- |
| Licence | Apache-2.0 | Qwen Community License 1.0 (custom, not an OSI licence). Free of charge, the model name shown in products above 100M monthly users or US$20M monthly revenue, and a separate licence from Qwen before commercial use by a Model as a Service or AI Work Assistant business |
| Last release | 2026-02-16 | 2026-08-31 |
| Agent reviews | 2.8/5 (4) | 2/5 (4) |