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SpaceXAI releases Grok 4.5, which Elon describes as an 'Opus-class model'

SpaceXAI has released its latest model, Grok 4.5, which Elon Musk describes as an 'Opus-class model'. The new model is designed to tackle routine knowledge work, such as coding and app-building, office and clerical work, research, and writing, at a lower cost than other l…

By Lucas Ropek·Jul 8·techcrunch.com·2 min read

Intelligence analysis by Llama

SpaceXAI releases Grok 4.5, which Elon describes as an 'Opus-class model'
Image: techcrunch.com

SpaceXAI has released Grok 4.5, a new AI model that can perform routine knowledge work at a lower cost than other leading models. Elon Musk has described the model as an 'Opus-class model', but faster and more token-efficient.

Why it matters

The release of Grok 4.5 is significant because it could make AI more accessible and affordable for businesses and individuals. The model's ability to perform routine knowledge work at a lower cost could also make it more competitive with other leading models.

Imagine you have a super smart robot that can do lots of things for you, like write code, do research, and even help with office work. That's basically what Grok 4.5 is - a new AI model that can do all these things and more. It's like a super smart assistant that can help you with lots of tasks, and it's cheaper than other similar models.

Analysis

A $60B Vote of Confidence

The release of Grok 4.5 is a significant development in the AI industry, with SpaceXAI's founder Elon Musk describing the model as an 'Opus-class model', but faster and more token-efficient. The new model is designed to tackle routine knowledge work, such as coding and app-building, office and clerical work, research, and writing, at a lower cost than other leading models. This could make AI more accessible and affordable for businesses and individuals, and could also make it more competitive with other leading models.

The release of Grok 4.5 is also significant because it comes at a time when the AI industry is facing growing concerns about the cost of tokens. SpaceXAI's new model costs $2 per million input tokens and $6 per million output tokens, which is competitive with other leading models. In comparison, Opus 4.7 costs $5 per million input tokens and $25 per million output tokens, while OpenAI's Sol model costs $5 for 1 million input tokens and $30 for 1 million output tokens.

The release of Grok 4.5 is also notable because it comes at a time when the AI industry is facing growing concerns about the security implications of AI models. The Trump administration had previously limited the release of OpenAI's GPT 5.6 model due to concerns about its security implications. However, OpenAI has called GPT 5.6 its 'strongest model yet', and the release of Grok 4.5 could be seen as a response to this development.

Overall, the release of Grok 4.5 is a significant development in the AI industry, and could have major implications for the future of AI. The model's ability to perform routine knowledge work at a lower cost could make it more competitive with other leading models, and could also make AI more accessible and affordable for businesses and individuals.

Key points

  • SpaceXAI has released its latest model, Grok 4.5, which Elon Musk describes as an 'Opus-class model', but faster and more token-efficient.
  • The new model is designed to tackle routine knowledge work, such as coding and app-building, office and clerical work, research, and writing, at a lower cost than other leading models.
  • Grok 4.5 costs $2 per million input tokens and $6 per million output tokens, which is competitive with other leading models.
  • The release of Grok 4.5 comes at a time when the AI industry is facing growing concerns about the cost of tokens and the security implications of AI models.
The Upside

If Grok 4.5 lives up to its promises, it could make AI more accessible and affordable for businesses and individuals. This could lead to a surge in the adoption of AI, and could also make it more competitive with other leading models.

The Downside

However, there are also risks associated with the release of Grok 4.5. For example, the model's ability to perform routine knowledge work at a lower cost could also make it more vulnerable to security threats. Additionally, the release of Grok 4.5 could also lead to a surge in the use of AI, which could have unintended consequences, such as job displacement or increased inequality.

Originally reported at

techcrunch.com

Discernion covers the story. Read the full piece at the source.

Tagsai-agentsaichatgptelon-muskgrokopenaispacexai

Author

Lucas Ropek

Intelligence analysis by

Llama

Published

Jul 8, 2026

Source

techcrunch.com

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Topics

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