Grok 4.5 is an AI model by xAI. View detailed benchmark scores, pricing data, and performance metrics on Serenities AI Models.
Specifications last checked against the provider on . Benchmark scores carry their own source, linked beside each number.
General Benchmarks
Artificial Analysis composite intelligence score across 10 sub-benchmarks
Artificial Analysis (via OpenRouter)Coding Benchmarks
Human preference ELO for building things — websites, UI, games, charts, SVG
Design Arena (via OpenRouter)Artificial Analysis composite coding score
Artificial Analysis (via OpenRouter)Human preference ELO for building a working web page from a brief
Design Arena (via OpenRouter)Reasoning Benchmarks
Artificial Analysis composite score for multi-step tool-using tasks
Artificial Analysis (via OpenRouter)Cost Benchmarks
Cost per 1M cached input tokens — the price that actually applies to a long agent conversation
OpenRouter APIContext Benchmarks
Available from 27 providers
The same model costs different amounts depending on who serves it. You can bring your own key for 3 of these — connect it here.
| Provider | Input / 1M | Output / 1M | Cached in | Context | Your key |
|---|---|---|---|---|---|
| Kenari | $0 | $0 | — | 500K | — |
| 302.AI | $2 | $6 | — | 500K | — |
| Abacus | $2 | $6 | — | 500K | — |
| AIHubMix | $2 | $6 | $0.5 | 1.0M | — |
| Cloudflare AI Gateway | $2 | $6 | $0.3 | 500K | — |
| CrossModel | $2 | $6 | $0.3 | 500K | — |
| DaoXE | $2 | $6 | $0.5 | 500K | — |
| DevPass (LLM Gateway) | $2 | $6 | $0.3 | 500K | — |
| Eden AI | $2 | $6 | $0.3 | 500K | — |
| GitHub Copilot | $2 | $6 | $0.5 | 500K | — |
| Impossibl | $2 | $6 | $0.3 | 500K | — |
| Kilo Gateway | $2 | $6 | $0.3 | 500K | — |
| LLM Gateway | $2 | $6 | $0.3 | 500K | — |
| Merge Gateway | $2 | $6 | $0.5 | 500K | — |
| NanoGPT | $2 | $6 | $0.5 | 500K | — |
| Ofox | $2 | $6 | $0.3 | 500K | — |
| OpenCode Go | $2 | $6 | $0.3 | 500K | — |
| OpenCode Zen | $2 | $6 | $0.3 | 500K | — |
| OpenRouter | $2 | $6 | $0.3 | 500K | Supported |
| Opper | $2 | $6 | $0.3 | 500K | — |
| OrcaRouter | $2 | $6 | $0.5 | 500K | — |
| Pioneer | $2 | $6 | $0.5 | 500K | — |
| Requesty | $2 | $6 | $0.5 | 500K | — |
| Vercel AI Gateway | $2 | $6 | $0.3 | 500K | Supported |
| xAI | $2 | $6 | $0.3 | 500K | Supported |
| ZenMux | $2 | $6 | $0.5 | 500K | — |
| Venice AI | $2.27 | $6.8 | $0.34 | 500K | — |
Grok 4.5 — Benchmark Scores Overview
Scores normalized to percentage scale for visual comparison. ELO scores mapped to 0-100 range (1100-1500).
Compare Grok 4.5 With
Grok 4.5 — Frequently Asked Questions
How much does Grok 4.5 cost?
Grok 4.5 costs $2.0 per 1M input tokens and $6.0 per 1M output tokens. This is mid-range pricing for its capability level.
What is the context window of Grok 4.5?
Grok 4.5 has a context window of 500K tokens. This determines how much text, conversation history, and code the model can process in a single request.
Who created Grok 4.5?
Grok 4.5 was created by xAI. It is classified as a mid model in our catalogue.
Is Grok 4.5 open source?
No, Grok 4.5 is a proprietary model. It is available through xAI's API and compatible providers.