# Tencent Hy4 vs SWE-2 Flash (slim)

> Tencent Hy4 scores 64 (B) to SWE-2 Flash's 37.6 (F) for llm inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/hy4-vs-swe-2-flash.md (~6,500 tokens) · this version ~980 tokens · JSON https://www.anchorterminal.com/compare/hy4-vs-swe-2-flash.json · canonical https://www.anchorterminal.com/compare/hy4-vs-swe-2-flash
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-11-13
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Tencent Hy4 scores 64 (B) on agent readiness against SWE-2 Flash's 37.6 (F), and leads in 5 of 7 scored categories. SWE-2 Flash leads on transparency & trust. Both do llm inference.

- Tencent Hy4: B 64, rank #595 of 1524 · https://www.anchorterminal.com/tools/hy4.min.md
- SWE-2 Flash: F 37.6, rank #1382 of 1524 · https://www.anchorterminal.com/tools/swe-2-flash.min.md
- Tencent Hy4, good for Long-context agent work, coding and office or finance tasks on a 1M-token context with images, for teams already on Tencent Cloud or happy to verify an account there. Ahead on Schema & documentation, 73 against 29; Agent ergonomics, 86 against 10; Security & auth, 71 against 53; Payments & pricing, 45 against 30; Maintenance & community, 73 against 53.
- SWE-2 Flash, good for People already using Devin Desktop or Devin CLI who want a cheaper, faster model for routine coding work such as automations, reviews and small changes, while it is free in November 2026. Ahead on Transparency & trust, 64 against 52.

| Category | Tencent Hy4 | SWE-2 Flash |
| --- | --- | --- |
| Reliability (16%) | 46 | 50 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 73 | 29 |
| Agent ergonomics (13%) | 86 | 10 |
| Security & auth (14%) | 71 | 53 |
| Payments & pricing (10%) | 45 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 73 | 53 |
| Transparency & trust (7%) | 52 | 64 |

| Fact (where they differ) | Tencent Hy4 | SWE-2 Flash |
| --- | --- | --- |
| Vendor | Tencent (Hy team) | Cognition AI, Inc. |
| Transports | HTTP |  |
| Auth | API key | OAuth or key |
| Pricing | Pay per use | Freemium |
| Licence | Hosted model under the Tencent Cloud TokenHub terms. Tencent says weights and a system card will follow; no licence is stated yet | Proprietary model, used through Devin Desktop and Devin CLI under Cognition's Platform Terms of Service. The weights are not public; Cognition says it is building a programme to share them with industry partners and researchers |
| Terms last updated | couldn't be read | 2026-06-30 |
| Privacy policy last updated | couldn't be read | 2026-03-09 |
| Customer content may train models | couldn't be read | yes, with an opt-out |
| Terms restrict automated access | couldn't be read | not found in the text |
| Terms restrict benchmarking | couldn't be read | yes |
| Terms or service can change without notice | couldn't be read | not found in the text |
| Arbitration or class-action waiver | couldn't be read | yes |

Why the edge:
- Agent ergonomics, Tencent Hy4 +76: Tencent Hy4 86 (Model reading for hy4 on Tencent Cloud TokenHub.); SWE-2 Flash 10 (Model reading (tool use, structured output, caching, context, batch, SDKs).)
- Schema & documentation, Tencent Hy4 +44: Tencent Hy4 73 (Model reading for hy4 on Tencent Cloud TokenHub.); SWE-2 Flash 29 (Model reading.)
- Maintenance & community, Tencent Hy4 +20: Tencent Hy4 73 (Model reading for hy4 on Tencent Cloud TokenHub.); SWE-2 Flash 53 (Model reading.)
- Security & auth, Tencent Hy4 +18: Tencent Hy4 71 (Model reading for hy4 on Tencent Cloud TokenHub.); SWE-2 Flash 53 (Read as a hosted model reached through Devin's local clients.)
- Payments & pricing, Tencent Hy4 +15: Tencent Hy4 45 (Model reading for hy4 on Tencent Cloud TokenHub.); SWE-2 Flash 30 (Published rubric.)
- Transparency & trust, SWE-2 Flash +12: Tencent Hy4 52 (Model reading for hy4 on Tencent Cloud TokenHub.); SWE-2 Flash 64 (Editorial half.)