{"data":{"id":"e298669f-cb4c-4398-9b4c-83d178d68cc5","title":"Better prompt caching for GPT-6","summary":"OpenAI has launched an improved prompt caching system for its GPT-6 family, which delivers higher cache hit rates by default and offers discounts of up to 90% on cached input tokens for eligible shared prefixes reused within a 30-minute window. The update adds a Prompt Caching Dashboard for tracking hit rates, a diagnostics tool for investigating unexpected cache misses, and controls such as explicit cache breakpoints and prewarming.","solution":"N/A -- no mitigation discussed in source.","labels":["industry"],"sourceUrl":"https://openai.com/index/better-prompt-caching-for-gpt-6","publishedAt":"2026-09-22T21:00:00.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"info","attackType":[],"issueType":"news","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":["OpenAI"],"affectedVendorsRaw":["OpenAI","GPT-6","Codex"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":null,"headlinePromptVersion":null,"cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":null,"epssScore":null,"epssCheckedAt":null,"kevDateAdded":null,"advisoryAliases":null,"affectedPackagesSource":null,"affectedPackagesCheckedAt":null,"patchAvailable":null,"disclosureDate":"2026-09-22T21:00:00.000Z","fixReleasedAt":null,"daysToFix":null,"fixCheckedAt":null,"capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":null,"aiComponentTargeted":"api","llmSpecific":true,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null}}