# Gemini 4 Carbon vs Tencent Hy4 (slim)

> Tencent Hy4 and Gemini 4 Carbon score within a point of each other for llm inference, 64 and 63.9 out of 100. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/gemini-4-carbon-vs-hy4.md (~6,550 tokens) · this version ~1,030 tokens · JSON https://www.anchorterminal.com/compare/gemini-4-carbon-vs-hy4.json · canonical https://www.anchorterminal.com/compare/gemini-4-carbon-vs-hy4
- 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 and Gemini 4 Carbon score within a point of each other on agent readiness, 64 (B) and 63.9 (B). Gemini 4 Carbon leads on schema & documentation, agent ergonomics, maintenance & community and transparency & trust. Both do llm inference.

- Gemini 4 Carbon: B 63.9, rank #599 of 1524 · https://www.anchorterminal.com/tools/gemini-4-carbon.min.md
- Tencent Hy4: B 64, rank #595 of 1524 · https://www.anchorterminal.com/tools/hy4.min.md
- Gemini 4 Carbon, good for Agents on the hardest long tasks (multi-step debugging, large codebases, open-ended research, security work) that can pay frontier prices and already use the Gemini API. Ahead on Schema & documentation, 85 against 73; Agent ergonomics, 93 against 86; Maintenance & community, 83 against 73; Transparency & trust, 72 against 52. Also A hosted endpoint, with nothing to install.
- 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 Reliability, 46 against 40; Security & auth, 71 against 55; Payments & pricing, 45 against 30.

| Category | Gemini 4 Carbon | Tencent Hy4 |
| --- | --- | --- |
| Reliability (16%) | 40 | 46 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 85 | 73 |
| Agent ergonomics (13%) | 93 | 86 |
| Security & auth (14%) | 55 | 71 |
| Payments & pricing (10%) | 30 | 45 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 83 | 73 |
| Transparency & trust (7%) | 72 | 52 |

| Fact (where they differ) | Gemini 4 Carbon | Tencent Hy4 |
| --- | --- | --- |
| Vendor | Google | Tencent (Hy team) |
| Hosted endpoint | `https://generativelanguage.googleapis.com/v1beta` | no (local only) |
| Transports |  | HTTP |
| Licence | Closed model, used through the Gemini API and Google's apps under Google's terms | Hosted model under the Tencent Cloud TokenHub terms. Tencent says weights and a system card will follow; no licence is stated yet |
| Last release | 2026-11-10 | 2026-11-04 |
| Terms last updated | 2026-04-28 | couldn't be read |
| Privacy policy last updated | 2026-10-01 | couldn't be read |
| Customer content may train models | yes | couldn't be read |
| Terms restrict automated access | yes | couldn't be read |
| Terms restrict benchmarking | yes | couldn't be read |
| Terms or service can change without notice | not found in the text | couldn't be read |
| Arbitration or class-action waiver | not found in the text | couldn't be read |

Why the edge:
- Transparency & trust, Gemini 4 Carbon +20: Gemini 4 Carbon 72 (Model reading for gemini-4-carbon on the Gemini API.); Tencent Hy4 52 (Model reading for hy4 on Tencent Cloud TokenHub.)
- Security & auth, Tencent Hy4 +16: Gemini 4 Carbon 55 (Model reading for gemini-4-carbon on the Gemini API.); Tencent Hy4 71 (Model reading for hy4 on Tencent Cloud TokenHub.)
- Payments & pricing, Tencent Hy4 +15: Gemini 4 Carbon 30 (Model reading for gemini-4-carbon on the Gemini API.); Tencent Hy4 45 (Model reading for hy4 on Tencent Cloud TokenHub.)
- Schema & documentation, Gemini 4 Carbon +12: Gemini 4 Carbon 85 (Model reading for gemini-4-carbon on the Gemini API.); Tencent Hy4 73 (Model reading for hy4 on Tencent Cloud TokenHub.)
- Maintenance & community, Gemini 4 Carbon +10: Gemini 4 Carbon 83 (Model reading for gemini-4-carbon on the Gemini API.); Tencent Hy4 73 (Model reading for hy4 on Tencent Cloud TokenHub.)
- Agent ergonomics, Gemini 4 Carbon +7: Gemini 4 Carbon 93 (Model reading for gemini-4-carbon on the Gemini API.); Tencent Hy4 86 (Model reading for hy4 on Tencent Cloud TokenHub.)