Tencent: Hy3 vs SpaceXAI: Grok 4.5
Based on weekly OpenRouter usage tracked by AI Tier List, Tencent: Hy3 ranks #2 overall — ahead of SpaceXAI: Grok 4.5 at #31. Tencent: Hy3 is cheaper on input tokens at $0.13/1M vs $2/1M for SpaceXAI: Grok 4.5. SpaceXAI: Grok 4.5 offers the larger context window at 500K tokens.
Tencent: Hy3 vs SpaceXAI: Grok 4.5: which should you use?
Choose Tencent: Hy3 if…
- It sees more real traffic — #2 overall on OpenRouter's weekly ranking, against #31 for SpaceXAI: Grok 4.5.
- Cheaper to read — $0.13 vs $2 per 1M input tokens, which is what dominates long-prompt and RAG workloads.
- Cheaper to write — $0.53 vs $6 per 1M output tokens, the line item that decides generation-heavy costs.
Choose SpaceXAI: Grok 4.5 if…
- Bigger context window — 500K vs 262K tokens.
- It accepts image, file input, which Tencent: Hy3 does not.
- It is the newer model — released Jul 2026 against Jul 2026.
Spec Comparison
| Spec | Tencent: Hy3 | SpaceXAI: Grok 4.5 |
|---|---|---|
| Author | tencent | x-ai |
| Input price (per 1M tokens) | $0.13 | $2 |
| Output price (per 1M tokens) | $0.53 | $6 |
| Context window | 262K | 500K |
| Input modalities | text | text, image, file |
| Output modalities | text | text |
| AA Intelligence | — | 55.8 |
| AA Coding | — | 72.4 |
| AA Agentic | — | 48.9 |
| Released | Jul 2026 | Jul 2026 |
What Tencent: Hy3 and SpaceXAI: Grok 4.5 actually cost to run
On a read-heavy job — 1M tokens in, 100K out — Tencent: Hy3 costs $0.18 and SpaceXAI: Grok 4.5 costs $2.60.
Flip the shape — 100K in, 1M out — and it becomes $0.54 for Tencent: Hy3 versus $6.20 for SpaceXAI: Grok 4.5.
Both figures are the published per-token rates multiplied out; caching and batch discounts are not included.
Usage Rank by Task
| Task | Tencent: Hy3 | SpaceXAI: Grok 4.5 |
|---|---|---|
| Overall | #2 | #31 |
| Memory Extraction | #3 | — |
| Multi-step Planning | #3 | — |
| Tool Dispatch | #3 | — |
| Web Search | #3 | — |
| Agent Workflows | #1 | — |
| Classification & Tagging | #10 | — |
| Debugging | #9 | — |
| DevOps Config | #7 | — |
| File Read/Write | #2 | — |
| Frontend UI | #6 | — |
| Code Implementation | #4 | — |
| Repo Analysis | #2 | — |
| Code Review & Security | #8 | — |
| Shell Execution | #4 | — |
About Tencent: Hy3 and SpaceXAI: Grok 4.5
Tencent: Hy3
Built by tencent · released Jul 2026 · 262K-token context
Hy3 is a 295B-parameter Mixture-of-Experts model from Tencent (21B active, 192 experts with top-8 routing) built for reasoning, agentic workflows, and real-world production use. It supports a configurable reasoning effort:...
SpaceXAI: Grok 4.5
Built by x-ai · released Jul 2026 · 500K-token context
Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.
Related comparisons
- Tencent: Hy3 vs DeepSeek: DeepSeek V4 Flash 0731
- Tencent: Hy3 vs OpenAI: GPT-5.6 Luna (batch)
- Tencent: Hy3 vs DeepSeek: DeepSeek V4 Flash 0423
- SpaceXAI: Grok 4.5 vs DeepSeek: DeepSeek V4 Flash 0731
- SpaceXAI: Grok 4.5 vs OpenAI: GPT-5.6 Luna (batch)
- SpaceXAI: Grok 4.5 vs DeepSeek: DeepSeek V4 Flash 0423
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FAQ
Which is better, Tencent: Hy3 or SpaceXAI: Grok 4.5?
Based on weekly OpenRouter usage tracked by AI Tier List, Tencent: Hy3 ranks #2 overall — ahead of SpaceXAI: Grok 4.5 at #31. Tencent: Hy3 is cheaper on input tokens at $0.13/1M vs $2/1M for SpaceXAI: Grok 4.5. SpaceXAI: Grok 4.5 offers the larger context window at 500K tokens.
Which is cheaper, Tencent: Hy3 or SpaceXAI: Grok 4.5?
Tencent: Hy3 is cheaper at $0.13 per 1M input tokens. Output pricing: Tencent: Hy3 $0.53, SpaceXAI: Grok 4.5 $6.
Is Tencent: Hy3 still ahead of SpaceXAI: Grok 4.5 right now?
Yes. For the week of 2026-08-10, Tencent: Hy3 ranks #2 overall on OpenRouter usage against #31 for SpaceXAI: Grok 4.5. Ranks refresh weekly, and the verdict on this page flips if they cross.
Usage ranks are weekly data aggregated by OpenRouter. Prices are USD per 1M tokens.