Grok 3.5
Grok 3.5What is Grok 3.5?
Grok 3.5, developed by xAI, is a state-of-the-art AI model designed for understanding and generating human-like text. As the latest iteration in the Grok series, Grok 3.5 offers enhanced contextual understanding, coherence, and versatility compared to its predecessors. It empowers writers, educators, and developers with the ability to produce compelling text content on demand, ushering in a new era of AI-assisted creativity in writing, content creation, customer service, and education.
Key Features of Grok 3.5
Use Cases of Grok 3.5
Grok 3.5v/sGPT-4v/sMidjourneyv/sStable Diffusion
| Feature | Grok 3.5 | GPT-4 | Midjourney | Stable Diffusion |
|---|---|---|---|---|
| Text Quality | High-Resolution & Coherent | Language Understanding | Creative Visuals | Open-Source Image Creation |
| Text Editing | Yes | Yes | No | No |
| Best Use Case | Text Understanding & Generation | Language Understanding | Visual Art Creation | Image Editing |
| Accessibility | API + Platform UI | API + ChatGPT | Discord-Based | Open-Source Platforms |
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What are the Risks & Limitations of Grok 3.5
Limitations
Risks
| Parameter | Grok 3.5 |
|---|---|
| Quality (MMLU Score) | Not publicly available |
| Inference Latency (TTFT) | 59 tokens/second |
| Cost per 1M Tokens | $3/1M input, $15/1M output |
| Hallucination Rate | 8% |
| HumanEval (0-shot) | Not publicly available |
How to Access the Grok 3.5
X.com Access
Log in to your X (formerly Twitter) account and click the "Grok" icon located in the left-hand sidebar menu.
Subscription
Confirm you have an active X Premium+ subscription, which is currently required to access the 3.5 model series.
Mode Selection
Toggle the "Fun Mode" or "Regular Mode" depending on whether you want a witty or concise conversational style.
Real-Time Data
Enter a query about current news; Grok 3.5 will automatically scan X's live data stream to provide updated info.
Direct Link
Alternatively, visit grok.com directly for a full-screen, focused chat experience outside of the social media timeline.
History Sync
Review your previous conversations which stay synced across both the X app and the standalone Grok web interface.
Pricing of the Grok 3.5
Grok 3.5, xAI's advanced reasoning model (mid-2025 release), follows pay-as-you-go API pricing through the xAI platform at approximately $3.00 per million input tokens and $15.00 per million output tokens for standard access, positioning it as a premium frontier option. X Premium+ subscribers gain priority access at $40/month (increased from prior tiers), while SuperGrok plans offer enhanced limits like DeepSearch and higher image generation for $30/month or $300/year; batch processing provides 50% discounts.
Third-party providers like OpenRouter report pass-through rates around $3/$15 blended, significantly above efficient models but competitive with Claude Opus 4 for real-time search and long-context capabilities (2M tokens). Self-hosting remains unavailable as weights stay proprietary.
Delivering strong performance on SWE-bench and real-time X data integration, Grok 3.5 targets high-value agentic workflows despite elevated costs, roughly 3-5x pricier than Chinese frontiers like ERNIE X1 for equivalent reasoning in 2026 production environments.
Future of the Grok 3.5
As Grok 3.5 evolves, future versions are expected to offer even greater contextual depth, personalization, and interactivity. xAI's dedication to advancing AI ensures that tools like Grok enhance human creativity and productivity, rather than replacing them.
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