# LangMem vs Mem0

**Leader by Vioscale score:** Mem0

| Attribute | LangMem | Mem0 |
|---|---|---|
| **Vioscale score** | 46.6 (31% (low)) | 52.5 (54% (medium)) |
| activity.commits_last_30d | 4 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 1,626 | - |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"air_gapped":true,"self_hosted":true}` |
| description.long | - | Mem0 provides AI agents and LLMs with durable memory that persists across conversations, reducing redundant context and token costs. It stores facts, preferences, and events keyed by users or agents, enabling personalized, context-aware interactions that improve over time. |
| features.capabilities | `{"pricing_model":"free_open_source","architecture_model":"open_source_self_hosted","mit_or_apache_permissive_oss_license":true,"memory_conflict_resolution_and_fact_updating":true,"native_langchain_and_llamaindex_memory_classes":true,"cross_session_and_multi_thread_user_persistence":true,"semantic_vs_episodic_event_chronological_memory":true}` | `{"soc2_type_ii":false,"architecture_model":"open_source_self_hosted","multi_tenant_user_and_agent_isolation":true,"time_decay_and_recency_weighted_retrieval":true,"graph_based_entity_relationship_extraction":true,"automatic_context_window_rolling_summarization":true,"cross_session_and_multi_thread_user_persistence":true,"semantic_vs_episodic_event_chronological_memory":true}` |
| integrations.count | 2 | 16 |
| integrations.list | `[{"name":"LangGraph"},{"name":"GitHub (repository hosting)"}]` | `[{"name":"Slack"},{"name":"Claude Code"},{"name":"Linear"},{"name":"Zapier"},{"name":"n8n"},{"name":"ChatGPT"},{"name":"Perplexity"},{"name":"Vercel AI SDK"},{"name":"DeepSeek"},{"name":"OpenAI"},{"name":"HuggingFace"},{"name":"Cursor"},{"name":"Windsurf"},{"name":"Codex"},{"name":"OpenCode"},{"name":"OpenClaw"}]` |
| language.primary | Python | - |
| license.spdx | MIT | - |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","summary":"Free and open source (MIT license)","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-21T11:06:39.096Z"}` | `{"type":"freemium","summary":"Free tier available; paid plans exist but specific pricing not disclosed in provided text","freeTier":true,"sourceUrl":"https://mem0.ai/blog/anthropic-claude-pricing","retrievedAt":"2026-08-25T21:45:16.839Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | low |
| pricing.transparent | yes | no |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=langmem&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Agent Memory)

| Capability | LangMem | Mem0 |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture model | Open source self hosted | Open source self hosted |
| Graph based entity relationship extraction | - | ✓ |
| Automatic context window rolling summarization | - | ✓ |
| Semantic vs episodic event chronological memory | ✓ | ✓ |
| Cross session and multi thread user persistence | ✓ | ✓ |
| Memory conflict resolution and fact updating | ✓ | - |
| Multi tenant user and agent isolation | - | ✓ |
| Native langchain and llamaindex memory classes | ✓ | - |
| Time decay and recency weighted retrieval | - | ✓ |
| Zero data retention and pii redaction layer | - | - |
| SOC2 type ii | - | ✗ |
| Mit or apache permissive oss license | ✓ | - |
| Pricing model | Free open source | - |

*Source: Vioscale. Generated 2026-09-01T17:20:41.518Z. "-" = undocumented, not absent.*