Grok 4.5

Grok 4.5

SpaceXSI
5.0 out of 5 stars
+
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About

Grok 4.5 is SpaceXSI’s advanced AI model built for coding, agentic tasks, engineering work, and knowledge-intensive productivity. The model is trained on coding, science, engineering, and math data, with reinforcement learning focused on multi-step software engineering and technical workflows. It is designed to handle real-world development tasks such as debugging, Rust and C/C++ work, terminal tasks, long-running agentic rollouts, and end-to-end app creation from a single prompt. Grok 4.5 is also built for fast serving, token efficiency, and lower-cost execution, with pricing based on input and output token usage. Beyond coding, the model supports business productivity tasks in Grok Build, including Excel modeling, PowerPoint diagram creation, Word writing, and research-assisted office workflows. Available through Grok Build, Cursor, and the SpaceXSI API console, Grok 4.5 gives developers and teams a high-performance model for building software, automating work, and more.

About

Muse Ember is an efficient multimodal AI model developed by Meta for autonomous agents, software engineering, complex reasoning, and high-volume task automation. The model specializes in repetitive agentic operations such as tool calling, code analysis, information extraction, workflow routing, and document processing. It supports text, images, audio, video, and PDF inputs with a one-million-token context window and a maximum output length of 512,000 tokens. Muse Ember can execute multistep business workflows, analyze large software repositories, perform coding tasks, and interpret visual information from documents and screenshots. Its cost-efficient architecture makes it suitable for multi-agent systems in which larger models handle planning while Muse Ember executes frequent subtasks. The model is available through Meta Model API and Muse Code, with API pricing starting at $0.10 per million input tokens and $0.50 per million output tokens.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Developers, engineering teams, AI builders, technical professionals, business users, and organizations that need a fast, capable AI model for coding, agentic workflows, software development, research, document creation, spreadsheets, and presentations

Audience

AI developers, autonomous agent developers, software engineers, machine learning engineers, enterprise automation teams, data engineers, AI infrastructure providers, coding assistant developers, business process automation specialists, and organizations seeking cost-efficient multimodal AI, long-context reasoning, automated tool execution, document processing, software engineering assistance, and scalable multi-agent workflows

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

API

Offers API Supported

API

Offers API Supported

Screenshots and Videos

Screenshots and Videos

Pricing

$2 per million input tokens
$2 per million input tokens and $6 per million output tokens
Free Version Not Supported
Free Trial Not Supported

Pricing

$0.10 per 1M tokens (input)
$0.10 per million input tokens and $0.50 per million output tokens
Free Version Not Supported
Free Trial Not Supported

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Pros & Cons from Real Users

Pros

  • Grok 4.5 is really impressive from the perspective of a developer and AI agent builder. It feels built for the stuff I actually care about: coding, tool use, agentic workflows, debugging, refactoring, and getting real work done instead of just chatting. I especially like that it seems focused on speed and cost efficiency, because those two things matter a lot when you are running agents over and over in production-like workflows.

Cons

  • It still feels early, and I would want to test it hard before trusting it as the backbone of serious production agents. Benchmarks and launch claims are useful, but they do not always translate perfectly into messy real-world codebases, weird edge cases, long-running tasks, and tool-heavy workflows. I also want to see how reliable it is across longer sessions, especially when an agent has to stay on track through multiple steps without drifting.

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

SpaceXSI
Founded: 2023
United States
grok.com

Company Information

Meta
Founded: 2004
United States
research.meta.ai/blog/muse-ember

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Categories

AI Coding Models Supported
AI Models Supported
AI Vision Models Supported
Foundation Models Supported
Multimodal Models Supported

Categories

AI Coding Models Supported
AI Models Supported
Foundation Models Supported
Multimodal Models Supported

Integrations

C# Supported
C++ Supported
Convex Supported
Cosmos Supported
Cursor Supported
Go Supported
Google Cloud Platform Not Supported
Grok Bot Supported
JavaScript Supported
Objective-C Supported
OpenClaw Supported
OpenTag Supported
PowerShell Supported
Python Supported
R Supported
Ruby Supported
Rust Supported
Scala Supported
Solidity Supported
TypeScript Supported

Integrations

C# Not Supported
C++ Not Supported
Convex Not Supported
Cosmos Not Supported
Cursor Not Supported
Go Not Supported
Google Cloud Platform Supported
Grok Bot Not Supported
JavaScript Not Supported
Objective-C Not Supported
OpenClaw Not Supported
OpenTag Not Supported
PowerShell Not Supported
Python Not Supported
R Not Supported
Ruby Not Supported
Rust Not Supported
Scala Not Supported
Solidity Not Supported
TypeScript Not Supported
Claim Grok 4.5 and update features and information
Claim Grok 4.5 and update features and information
Claim Muse Ember and update features and information
Claim Muse Ember and update features and information