{"slug":"mem0","url":"https://www.altairalabs.ai/vs/mem0/","markdown":"https://www.altairalabs.ai/vs/mem0.md","name":"Mem0","vendor":"Mem0","category":"Memory","checked":"2026-10-22","summary":"Omnia’s memory lets newer facts win, redacts personal data before it’s stored, carries consent revocation into what’s already remembered, and runs inside your cluster. Mem0 is a memory layer you add beside the agent.","headline":"Mem0 adds memory to an agent. Omnia’s comes with consent and redaction.","scene":{"setup":"A customer reads out a card number, then later withdraws consent for you to remember them.","omnia":"The card number was redacted on the way in. When they withdraw consent, it covers the memories already written about them, and the data subject request that carries it out is recorded.","omniaCaps":["pii-memory","consent-aware-memory","dsar","privacy-audit-hub"],"them":"Superseded and merged memories are retained, never erased. Deletion by ID or filter is documented; consent and PII redaction before storage aren’t.","source":"https://docs.mem0.ai/platform/features/dream","omniaEvidence":"https://omnia.altairalabs.ai/how-to/privacy/configure-privacy-policies/"},"differences":[{"title":"Redacted before it’s remembered","body":"The redactor runs again before anything is committed to long-term memory, with patterns for card numbers, phone numbers and emails, plus any you add.","caps":["pii-memory","pii-patterns"],"them":"PII redaction before storage isn’t documented.","source":"https://docs.mem0.ai/core-concepts/memory-operations/delete","omniaEnterprise":true,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/privacy/configure-privacy-policies/"},{"title":"Consent reaches what’s stored","body":"Revocation applies to memories already written. A privacy hub records each privacy-affecting action across the workspace.","caps":["consent-aware-memory","consent","privacy-audit-hub"],"them":"Consent isn’t documented; deleting a user is queued for background execution.","source":"https://docs.mem0.ai/api-reference/entities/delete-user","omniaEnterprise":true,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/privacy/manage-user-consent/"},{"title":"Part of the agent runtime","body":"Memory runs in your cluster on Postgres and pgvector, inside the platform that also runs, tests and releases the agent.","caps":["cross-session-memory","tiered-recall","memory-consolidation"],"them":"A memory layer you add to whichever runtime you use.","source":"https://github.com/mem0ai/mem0","omniaEnterprise":false,"omniaEvidence":"https://omnia.altairalabs.ai/explanation/agents/memory/"}],"rows":[{"topic":"Newer facts win","omnia":"Tier precedence and supersession.","caps":["tiered-recall"],"them":"Dream marks older memories superseded.","coverage":"yes","source":"https://docs.mem0.ai/platform/features/dream","omniaEnterprise":false,"omniaEvidence":"https://omnia.altairalabs.ai/explanation/agents/memory/"},{"topic":"Consolidation","omnia":"Scheduled compaction.","caps":["memory-consolidation"],"them":"Dream, on the platform.","coverage":"yes","source":"https://docs.mem0.ai/platform/platform-vs-oss","omniaEnterprise":false,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/memory/configure-memory-consolidation/"},{"topic":"Erasure","omnia":"A DSAR lifecycle.","caps":["dsar"],"them":"Delete by ID or filter.","coverage":"yes","source":"https://docs.mem0.ai/core-concepts/memory-operations/delete","omniaEnterprise":true,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/privacy/handle-data-subject-erasure/"},{"topic":"Consent","omnia":"Revocation reaches stored memory.","caps":["consent-aware-memory"],"them":"Not documented.","coverage":"undocumented","source":"https://docs.mem0.ai/core-concepts/memory-operations/delete","omniaEnterprise":false,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/privacy/manage-user-consent/"},{"topic":"Redaction before storage","omnia":"Yes.","caps":["pii-memory"],"them":"Not documented.","coverage":"undocumented","source":"https://docs.mem0.ai/core-concepts/memory-operations/delete","omniaEnterprise":true,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/privacy/configure-privacy-policies/"},{"topic":"Self-hosted, full feature set","omnia":"Yes, in your cluster.","caps":["workspaces"],"them":"Open source lacks the graph and Dream.","coverage":"partly","source":"https://docs.mem0.ai/platform/platform-vs-oss","omniaEnterprise":false,"omniaEvidence":"https://omnia.altairalabs.ai/how-to/workspaces/manage-workspaces/"}],"faq":[{"q":"Are the benchmark numbers comparable?","a":"Mem0 states its scores reflect its managed platform, with optimisations not available in the open-source SDK. Vendor-reported memory benchmarks aren’t directly comparable with each other."}]}