Start natural voice conversations anytime with GPT-Live Track the latest safety rules for bigger models ChatGPT Voice feels more natural in live conversation Translate naturally during calls, meetings, and travel Easily automate multi-step daily tasks at lower cost Make Claude easier to deploy through AWS Claude Fable 5 is usable again after the pause Keep research tools and analysis in one place Keep research tools in one place and move faster Delegate more everyday coding work to Claude Measure how well AI agents handle ambiguous biology research judgments Claude Sonnet 5 is built for heavier coding and work tasks HP partnership makes enterprise rollout easier Tag Claude in Slack to delegate tasks with your whole team Hand Slack tasks to Claude more easily Confidential AI gets stronger for sensitive workloads Helps defenders validate and fix vulnerabilities Gemini API key management is moving to safer auth keys Google Home Speaker makes home control feel natural Claude expands more easily into Korean businesses and research Start natural voice conversations anytime with GPT-Live Track the latest safety rules for bigger models ChatGPT Voice feels more natural in live conversation Translate naturally during calls, meetings, and travel Easily automate multi-step daily tasks at lower cost Make Claude easier to deploy through AWS Claude Fable 5 is usable again after the pause Keep research tools and analysis in one place Keep research tools in one place and move faster Delegate more everyday coding work to Claude Measure how well AI agents handle ambiguous biology research judgments Claude Sonnet 5 is built for heavier coding and work tasks HP partnership makes enterprise rollout easier Tag Claude in Slack to delegate tasks with your whole team Hand Slack tasks to Claude more easily Confidential AI gets stronger for sensitive workloads Helps defenders validate and fix vulnerabilities Gemini API key management is moving to safer auth keys Google Home Speaker makes home control feel natural Claude expands more easily into Korean businesses and research

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GlossaryAI term

System Prompt

システムプロンプト

Definition

A system prompt is a high-priority instruction that sets overall policies and rules for a conversation and typically overrides user messages. It helps maintain consistent behavior and safety constraints.