Google DeepMind expands AI safety partnership with SingaporeAnthropic finds over 10,000 vulnerabilities with Project GlasswingSynthID expands to Google Search and ChromeAnthropic updates vuln disclosure dashboardGoal mode now available across all Codex platformsCodex Thursday adds remote Mac controlAnthropic shares early Glasswing resultsAnthropic publishes early Project Glasswing resultsReleases new science-focused AI skills toolGemini 3.5 Flash released with enhanced research toolsGoogle ships ADK for Android/Kotlin v0.1.0Google launches ADK for Kotlin and Android 0.1.0Google expands Gemini for Home for developersGemini 3.5 Flash officially launchedAI solves long-standing open math problem for first timeGoogle announces Gemini Omni for video creationUse multiple agents with Gemini OmniOpenAI Introduces Guaranteed Capacity for Long-Term ComputeGemini for Science assists with research tasksSynthID watermark and verification tool added to AI imagesGoogle DeepMind expands AI safety partnership with SingaporeAnthropic finds over 10,000 vulnerabilities with Project GlasswingSynthID expands to Google Search and ChromeAnthropic updates vuln disclosure dashboardGoal mode now available across all Codex platformsCodex Thursday adds remote Mac controlAnthropic shares early Glasswing resultsAnthropic publishes early Project Glasswing resultsReleases new science-focused AI skills toolGemini 3.5 Flash released with enhanced research toolsGoogle ships ADK for Android/Kotlin v0.1.0Google launches ADK for Kotlin and Android 0.1.0Google expands Gemini for Home for developersGemini 3.5 Flash officially launchedAI solves long-standing open math problem for first timeGoogle announces Gemini Omni for video creationUse multiple agents with Gemini OmniOpenAI Introduces Guaranteed Capacity for Long-Term ComputeGemini for Science assists with research tasksSynthID watermark and verification tool added to AI images
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OpenAI17:09Feature UpdatesOfficial Blog

OpenAI Launches GPT-5.4 Mini & Nano Fast Small Models

Accelerates coding & agents at low cost

Key Points

  • 1Mini: $0.75/1M in, $4.50/1M out
  • 2Nano: $0.20/1M in, $1.25/1M out - cheapest
  • 32x faster, 54.4% SWE-Bench
  • 4Free ChatGPT users access mini

OpenAI introduced its most capable small models, GPT-5.4 mini and nano. Mini is 2x faster than GPT-5 mini, optimized for coding, multimodal, and subagents with 400k context. Nano is the cheapest for light tasks. Enables fast, low-latency business AI easily via API, ChatGPT, Codex.

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