Gemini 4 Carbon: 9 Breakthroughs Transforming AI Coding and Cybersecurity
Poulami Saha
Next-Generation AI Model: Google unveiled Gemini 4 Carbon on October 28, 2026, positioning it as its strongest model for advanced reasoning, software engineering, and cybersecurity.
Advanced Cybersecurity Detection: Carbon achieved 88.2% on SEC-bench Pro, demonstrating its ability to identify complex software vulnerabilities and support security teams in detecting weaknesses.
Automated Vulnerability Patching: Carbon scored 71% on CWE-bench, showcasing its ability to generate software fixes that address underlying vulnerabilities and strengthen application security.
Powerful Coding Performance: Google reports Carbon generates secure code with more than twice the success rate of Gemini 4 Argon on internal benchmarks.
Long-Running Engineering Tasks: Carbon can reportedly work through complex engineering problems for days, addressing debugging challenges, identifying root causes, and developing solutions across large codebases.
Improved AI Safety: Google reports fewer unsupported claims, reduced alignment alerts, and stronger instruction-following capabilities, aiming to make Carbon more reliable during complicated technical workflows.
Controlled Availability: Google is initially providing Carbon to selected cybersecurity defenders before gradually expanding access to trusted partners through its Fairwind Program.
Pricing and Future Access: Carbon's introductory API pricing is $2 per million input tokens and $10 per million output tokens, with broader availability planned for developers, businesses, and consumers.