{"id":"acontext-memodb--gh-memodb-io-acontext","name":"Acontext (memodb)","url":"https://github.com/memodb-io/Acontext","page":"https://mrpeppersdev.github.io/agent-infrastructure-landscape/systems/acontext-memodb--gh-memodb-io-acontext","family":"memory","section":"Dedicated memory layers","sections":["Dedicated memory layers"],"tier":3,"last_verified_at":"2026-10-29","lifecycle":{"status":"archived","severity":3,"note":"repository archived (read-only)"},"taxonomy":{"storage":[{"value":"file","primary":true,"reason":null},{"value":"relational","primary":false,"reason":null}],"retrieval":[{"value":"agentic","primary":true,"reason":null},{"value":"exact-match","primary":false,"reason":null}],"persistence":[{"value":"long-term","primary":true,"reason":null}],"update":[{"value":"extraction","primary":true,"reason":null},{"value":"agent-controlled","primary":false,"reason":null}],"unit":[{"value":"skill","primary":true,"reason":null},{"value":"file","primary":false,"reason":null}],"governance":[{"value":"editable","primary":true,"reason":"editable — README — files you can read, edit and share; Git/grep compatible"}],"conflict":[{"value":"llm-arbitrate","primary":true,"reason":"llm-arbitrate — Skill Agent routes learnings into existing vs new skills; no explicit contradiction policy documented"}]},"cells":{"type":{"value":"Framework","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"desc":{"value":"'Agent Skills as a Memory Layer': an open-source skill-memory layer that stores what agents learn as agent skill files. Built by the Memobase team. The README now says Acontext is no longer maintained; the team has moved on to alook.ai.","citation":"https://raw.githubusercontent.com/memodb-io/Acontext/main/README.md","status":"real-data","tier":"T2","source_class":"repo"},"claims":{"value":"Acontext is an open-source skill memory layer for AI agents. It automatically captures learnings from agent runs and stores them as agent skill files — files you can read, edit, and share across agents, LLMs, and frameworks.","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"modalities":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"created":{"value":"2025-07-16","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"latest-release":{"value":"last commit 2026-04-21","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"license":{"value":"Apache-2.0","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"gh":{"value":"https://github.com/memodb-io/Acontext (3696★)","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"mindshare":{"value":"3696 GitHub stars","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"citations":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"funding":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"customers":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"pricing":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"compliance":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"data-handling":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"deployment":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"hq":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"founders":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"volume":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"perf":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"repro":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"code-release":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"api-surface":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"latency":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"throughput":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"backend-storage":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"multi-tenancy":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"encryption":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"sso-rbac":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"embedding-model":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"consistency":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"versioning":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"tombstoning":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"schema-evolution":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"namespace":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"contradiction":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"forgetting":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"mcp-support":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"a2a-support":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"otel":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"webhooks":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"import-export":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"integration-count":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"orchestration":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"programmatic-control":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"vendor-benchmarks":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"pricing-specifics":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"agent-abstraction":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"memory-primitives":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"llm-lock":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"runtimes":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"session-handling":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"validated-verticals":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"time-to-running":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"anti-fit":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"optimised-for":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"adjacent-infrastructure":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"pros":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cons":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"links":{"value":"https://github.com/memodb-io/Acontext","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"obs-langsmith":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-opentelemetry":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-datadog":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-helicone":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-weave":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-langfuse":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-arize":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"obs-custom":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-token-budget":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-prompt-caching":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-semantic-caching":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-batching":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-model-routing":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-streaming-only":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-observability-cost-attribution":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-langsmith-evals":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-braintrust":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-weights-and-biases-agent":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-helicone-evals":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-custom-test-harness":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-human-loop":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"eval-production-traffic-replay":{"value":"no","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"commit-trajectory":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"citation-trajectory":{"value":"not applicable — non-paper row","citation":null,"status":"not-applicable","tier":"T3"},"download-trajectory":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-input-usd-per-mtok":{"value":"not applicable — non-hosted pricing model","citation":null,"status":"not-applicable","tier":"T3"},"cost-output-usd-per-mtok":{"value":"not applicable — non-hosted pricing model","citation":null,"status":"not-applicable","tier":"T3"},"cost-tier":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"cost-pricing-model":{"value":"unknown","citation":null,"status":"estimate","tier":"T3"},"cost-last-verified":{"value":"searched not found","citation":"https://github.com/memodb-io/Acontext","status":"depth-floor-reached","tier":"T1","source_class":"repo"},"capability-composite-score":{"value":"(LLM unverified)","citation":null,"status":"estimate","tier":"T3"},"capability-band":{"value":"(LLM unverified)","citation":null,"status":"estimate","tier":"T3"},"capability-benchmark-sources":{"value":"(LLM unverified)","citation":null,"status":"estimate","tier":"T3"},"capability-last-verified":{"value":"(LLM unverified)","citation":null,"status":"estimate","tier":"T3"},"use-case-tags":{"value":"(LLM unverified)","citation":null,"status":"estimate","tier":"T3"},"use-case-anti-tags":{"value":"(LLM unverified)","citation":null,"status":"estimate","tier":"T3"},"adoption-accelerator":{"value":"","citation":null,"status":"no-data","tier":"T3"},"architecture-deployment-locus":{"value":"","citation":null,"status":"no-data","tier":"T3"},"licensing-bucket":{"value":"open-source","citation":"https://github.com/memodb-io/Acontext","status":"real-data","tier":"T1","source_class":"repo"},"positioning-platform-vs-product":{"value":"","citation":null,"status":"no-data","tier":"T3"},"taxonomy-three-layer-rollup":{"value":"agent-infra","citation":"https://github.com/MrPeppersDev/agent-infrastructure-landscape/blob/main/docs/schema/section-to-three-layer-rollup.json","status":"real-data","tier":"T1","source_class":"repo"},"developer-activity-opendigger":{"value":"{\"activity\":2.22,\"as_of\":\"2026-09\",\"openrank_12mo\":6.45,\"openrank_current\":0.8,\"participants\":2}","citation":"https://oss.open-digger.cn/github/memodb-io/Acontext/openrank.json","status":"real-data","tier":"T2","last_verified_at":"2026-10-28","source_class":"third-party"},"freshness-date":{"value":"2026-10-29","citation":"https://mrpeppersdev.github.io/agent-infrastructure-landscape/systems/acontext-memodb--gh-memodb-io-acontext","status":"real-data","tier":"T2","source_class":"catalog"},"compliance-certifications":{"value":"","citation":null,"status":"no-data","tier":"T3"},"sdk-languages":{"value":"","citation":null,"status":"no-data","tier":"T3"},"protocol-support":{"value":"","citation":null,"status":"no-data","tier":"T3"},"maturity":{"value":"","citation":null,"status":"no-data","tier":"T3"}},"corroboration":{"cited_cells":12,"third_party_cells":1},"edges":{"outgoing":[{"source":"acontext-memodb--gh-memodb-io-acontext","target":"memobase--gh-memodb-io-memobase","type":"same-team-as","evidence":"Same GitHub organisation `memodb` publishes both repos.","citation":"https://github.com/memodb-io/Acontext"}],"incoming":[]},"history":[{"date":"2026-10-29","commit":"a5ff184341","pr":305,"kind":"lifecycle","changes":[{"field":"decay_cause","label":"Lifecycle","from":"","to":"archived","first":true}]},{"date":"2026-10-23","commit":"c75adbd81b","pr":222,"kind":"added","changes":[]}],"license":"CC-BY-4.0","source":"https://github.com/MrPeppersDev/agent-infrastructure-landscape/blob/main/data/landscape.json"}