Infographic comparing supervised fine-tuning and reinforcement learning from human feedback

The Post-training Process OpenAI Used for ChatGPT

This article is the third in a series on post-training methods for AI models, focusing on improvements in reinforcement learning and supervised fine-tuning. It discusses significant advancements in model behavior, such as conversational abilities, safety, tool use, and reasoning. The piece also outlines the training pipeline used by OpenAI, highlighting the effectiveness of reinforcement learning with human feedback (RLHF) in enhancing model performance.

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Okta adds AI agent runtime gateway, forms Blueprint Alliance with AWS and CrowdStrike

Okta adds AI agent runtime gateway, forms Blueprint Alliance with AWS and CrowdStrike

Okta’s new agent controls highlight a broader architectural shift: AI agents now need runtime policy enforcement, lifecycle governance and cross-vendor containment, not just provisioning. For IT teams, the real issue is how agent identity, token revocation and interoperability fit into existing IAM, SOC and integration platforms.

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Engineering team around digital table; displays read AI IN ENGINEERING, INNOVATION, VERIFICATION, RELIABILITY, HUMAN-MACHINE COLLABORATION, 87%, ENGINEERING LEADERS ANTICIPATE INTEGRATION AI INTEGRATION IN DESIGN SOFTWARE, and KEY FOR VENDORS: BUILD RELIABILITY THROUGH TRANSPARENCY, VERIFICATION, & HUMAN-IN-THE-LOOP APPROACHES.

The AI trust gap in design and engineering software

A recent report highlights that 87% of engineering leaders anticipate AI integration in core design software, yet trust in AI-driven decisions remains low, particularly regarding simulation inputs and part selection. To gain a competitive edge, vendors must address skepticism and improve AI reliability through transparency, verification, and human-in-the-loop approaches.

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