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OpenAI releases GPT-4.5 Turbo: inference speed increased by 40%, API cost reduced by 30%

OpenAI today released GPT-4.5 Turbo, the latest version of the GPT-4 series. The new model improves inference speed by 40% and reduces API costs by 30% while maintaining the same output quality. For developers using AI automation services, this means faster response times and lower operating costs.

WayToClawEarn EditorialPublished Apr 21, 2026Updated Aug 8, 2026

Editorial review of public sources · AI-assisted drafting. How we work · Original source

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Specific groups that will benefit most include:

  • Content Generation Platform: Generate batch articles, social media content, and marketing copywriting, directly reducing costs by 30%
  • Customer service and dialogue system: real-time applications that require quick response, speed improvement to improve user experience
  • Data Analysis Tools: Process large amounts of text data to extract insights, faster completion means more analysis rounds
  • Code Assistant and Review Tool: For programming tasks that require complex reasoning, developer efficiency is significantly improved
  • Educational Technology Company: Generate personalized learning paths, reduce costs and make services more inclusive

For developers or small projects who occasionally use AI, the short-term impact may not be obvious, but in the long term, the cost reduction and speed improvement of the entire ecosystem will promote the emergence of more innovative applications, ultimately benefiting all users. This update is not the end, but an important milestone in the process of AI universalization.

3 things you can do now

  1. Reevaluate your cost structure and pricing strategy now:

    • Accurately calculate the operating costs of your AI services under new pricing, distinguishing between input and output costs
    • If providing SaaS services, consider whether to adjust pricing, add features, or improve services
    • Plan how to take advantage of cost savings: expand scale, improve user experience, add new features
    • For B2B customers, consider whether to pass on some cost savings to enhance competitiveness
  2. Comprehensive testing of performance improvement and output quality:

    • Test GPT-4.5 Turbo with real workloads, including peak hours and edge cases
    • Verify what a 40% speed increase means for your specific application and quantify the time savings
    • Check whether the system test output quality is indeed consistent, paying special attention to your core use cases
    • If there are performance-sensitive features (such as real-time translation), evaluate whether they can be further optimized
    • Establish a monitoring mechanism to track changes in model performance over time
  3. Strategic planning feature expansion and product roadmap:

    • Invest the cost savings into new feature development, prioritizing high-value features
    • Consider adding multi-language support, integrating more data sources, and optimizing algorithm efficiency
    • Improve user experience: reduce waiting time, increase personalization, and provide more customization options
    • Explore feature ideas previously shelved due to cost or performance concerns
    • Develop a 6-12 month product roadmap to identify how to capitalize on the opportunities presented by this update

Related tools (jump within the site)

This article involves tools: [OpenAI API], [Claude Code], [Hermes Agent], [n8n Automation], [LangChain], [OpenClaw]

OpenAIGPT-4.5AI模型成本优化API更新

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