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OpenAI Introduces GPT-5.4 Mini and Nano for Faster, Lightweight AI Performance

ID: dede8a20-d3fb-5d7f-b70d-6c623a909fd5

STIX ID: report--dede8a20-d3fb-5d7f-b70d-6c623a909fd5

Feed Name: GBHackers

Date Published: 2026-03-18

Date Updated: 2026-04-22

Author: Divya

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OpenAI announced GPT-5.4 mini and GPT-5.4 nano — lightweight, high-efficiency models optimized for automated workflows, coding subagents, and latency-sensitive deployments. The report details architecture improvements, a 400,000-token context window, benchmark performance, multi-agent orchestration use cases, availability, and pricing, with no cybersecurity incident, malware analysis, or threat intelligence content.

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