# LangMem vs Memary

| Attribute | LangMem | Memary |
|---|---|---|
| **Vioscale score** | 46.6 (31% (low)) | 58 (27% (low)) |
| activity.commits_last_30d | 4 | - |
| adoption.dependent_repos | 0 | 0 |
| adoption.github_stars | 1,626 | 2,641 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | - | A memory layer for autonomous agents built on knowledge graphs. It tracks entities, relationships, and events with timestamps, supports multi-agent setups with isolated memory contexts, and integrates with LangChain and LlamaIndex to help agents evolve their knowledge through interactions. |
| 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}` | `{"pricing_model":"free_open_source","architecture_model":"open_source_self_hosted","multi_tenant_user_and_agent_isolation":true,"graph_based_entity_relationship_extraction":true,"native_langchain_and_llamaindex_memory_classes":true,"cross_session_and_multi_thread_user_persistence":true,"semantic_vs_episodic_event_chronological_memory":true}` |
| integrations.count | 2 | 3 |
| integrations.list | `[{"name":"LangGraph"},{"name":"GitHub (repository hosting)"}]` | `[{"name":"FalkorDB"},{"name":"LangChain"},{"name":"LlamaIndex"}]` |
| language.primary | Python | Jupyter Notebook |
| license.spdx | MIT | 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":"open_source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-21T11:06:33.797Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | - | 11 |
| release.history | - | `[{"url":"https://github.com/kingjulio8238/Memary/releases/tag/v0.1.5","date":"2024-10-22T00:46:00Z","type":"stable","version":"v0.1.5"},{"url":"https://github.com/kingjulio8238/Memary/releases/tag/v0.1.4","date":"2024-09-09T19:15:36Z","type":"stable","version":"v0.1.4"},{"url":"https://github.com/kingjulio8238/Memary/releases/tag/v0.1.3","date":"2024-05-27T21:27:37Z","type":"stable","version":"v0.1.3"},{"url":"https://github.com/kingjulio8238/Memary/releases/tag/v0.1.2","date":"2024-05-21T05:33:23Z","type":"stable","version":"v0.1.2"},{"url":"https://github.com/kingjulio8238/Memary/releases/tag/v0.1.1","date":"2024-05-09T23:52:34Z","type":"stable","version":"v0.1.1"},{"url":"https://github.com/kingjulio8238/Memary/releases/tag/v0.1.0","date":"2024-05-02T13:20:10Z","type":"stable","version":"v0.1.0"}]` |
| 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}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=memary&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Agent Memory)

| Capability | LangMem | Memary |
|---|:--:|:--:|
| **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 | Free open source |

*Source: Vioscale. Generated 2026-09-01T15:06:00.425Z. "-" = undocumented, not absent.*