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ChatGPT Memory

by OpenAI

System Card

OrganizationOpenAI
Released2024-02
Architectureknowledge-base / Persistent user-fact store
DetailsPersistent server-side store of user facts written and updated across conversations. Accessible only via the ChatGPT product surface; structure and retrieval policy are not public.
Parameters—
Domainpersonalizationepisodic-session
Open SourceNo
WebsiteVisit
consumeropenaipersonalizationclosed

Capability Profile

Benchmark Scores

5 of 14 benchmarks
Data Transparency:2 self-reported3 estimated
Long-Context Retrieval
0/5
RULER
no data
NIAH
no data
LooGLE
no data
LongBench
no data
∞Bench
no data
Multi-Turn Recall
2/2
LoCoMo
60.312pEstimated
MemoryBank
70.822pSelf-Reported
Cross-Session Memory
1/1
LongMemEval
61.516pSelf-Reported
Multi-Hop QA
0/3
BABILong
no data
MultiHop-RAG
no data
HotpotQA
no data
Agent Task Memory
1/1
AgentBench-Mem
64.813pEstimated
Personalization
1/1
PerLTQA
67.79pEstimated
Factuality / Grounding
0/1
RAGAS
no data
Sources:Third-party reproductionArena estimate — derived from capability profile, not independently verified