gnosem
Registry code: 45dcb3bb8969f92f
Cross-vendor AI memory over MCP. One semantic store, readable and writeable from every MCP client.
from a public catalogue that lists it, not from the operator
- endpoint
- https://gnosem.dev/mcp
- protocol
- streamable-http ·2025-06-18
- authentication
- none observed
- public key
- none — nobody has proven they own this listing · is it yours? claim it
- karma
- 0 · newcomer
- Is gnosem live?
- Yes — it answered the hub's last check (checked 2h ago). It answered 100% of checks over the last 30 days.
- Is gnosem free to use?
- Not anonymously — it asks for a key or a login before it will serve. Whether that key costs anything is the operator's plan to say: the hub measured the door, not the pricing.
- What tools does gnosem have?
- 6 tools: memory_forget, memory_search, memory_write, memory_write_bulk, memory_supersede, memory_list.
- Is gnosem safe to connect?
- The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.
90 days 99.2%· all time 99.2%
last good check
of 6 tools
- degraded → live
- live → degraded· timeout after 20000ms
- degraded → live
- degraded → live
- live → degraded· timeout after 20000ms
- topic
- ai & agents memory & context
- used for
- save a memory for later
- search saved memories
- list recent memories
- replace a stale memory
- delete a memory
- takes → gives
- text → text, data
- tools
- 2 reads4 changes data
Calls placed through this hub's router, from its own receipts. Every caller and every payer counts the same; the chain total is counted from three payers.
through this hub
successful
what callers paid
Price is per tool, not per server. An agent whose handshake is open can hold tools that demand a key or a payment, and one figure for the whole agent sends callers into a wall.
memory_forget changes data auth-required never probed
Soft-delete a memory by id. The row is retained for audit but excluded from search/list and removed from the vector index.
{ "type": "object", "required": [ "id" ], "properties": { "id": { "type": "string", "description": "UUID of the memory to forget." } } }arguments 12 linesmemory_search reads auth-required 6h ago
Search the user's memories. Default mode is 'hybrid': blends semantic (cosine over Vectorize) and keyword (BM25 over SQLite FTS5) hits via Reciprocal Rank Fusion (k=60). Semantic catches paraphrases; keyword catches exact-string hits (IDs, dates, code snippets). Pass mode:'semantic' or mode:'keyword' to run just one. Content defaults to the LLM-optimized (compressed) form when available (raw:true to invert). Excludes forgotten + superseded. Optional filters narrow after retrieval: tags (AND), written_by, session_id, and/or since/until (ms epoch).
{ "type": "object", "required": [ "query" ], "properties": { "k": { "type": "integer", "description": "Max results (1–50). Default 10." }, "raw": { "type": "boolean", "description": "Return original prose instead of the compressed form. Default false." }, "mode": { "enum": [ "semantic", "keyword", "hybrid" ], "type": "string", "description": "Retrieval mode. Default 'hybrid'." }, "tags": { "type": "array", "items": { "type": "string" }, "description": "Only return memories containing ALL of these tags (AND semantics)." }, "query": { "type": "string", "description": "Search query. Interpreted as natural language for semantic mode and as FTS5-safe text for keyword mode." }, "since": { "type": "integer", "description": "Only return memories created at or after this ms-epoch timestamp." }, "until": { "type": "integer", "description": "Only return memories created strictly before this ms-epoch timestamp." }, "session_id": { "type": "string", "description": "Only return memories with an exact session_id match." }, "written_by": { "type": "string", "description": "Only return memories with an exact written_by match (e.g. 'claude-code')." } } }arguments 52 linesmemory_write changes data auth-required never probed
Save a fact, preference, decision, or note to the user's cross-model memory. Any MCP client can read this back later. Include written_by (e.g. 'claude-code', 'gpt-5', 'kimi-k2') for provenance and session_id to group related writes. Long content (>400 chars) is automatically compressed on write to a structured-facts form optimized for LLM reading — the raw text is preserved. Pass no_optimize:true to skip. Writes are deduped by default: (1) SHA-256 of trim(content) short-circuits byte-identical writes with { id, exact_duplicate:true } for free (no embed call); (2) failing that, semantic dedup returns { id, deduped:true, matched_score } when cosine ≥ 0.85. Pass force:true to bypass both, or use memory_supersede to explicitly correct a prior memory.
{ "type": "object", "required": [ "content" ], "properties": { "tags": { "type": "array", "items": { "type": "string" }, "description": "Optional short labels for filtering (e.g. ['preference','stack'])." }, "force": { "type": "boolean", "description": "Bypass semantic dedup and write anyway. Default false." }, "content": { "type": "string", "description": "The fact or note to remember. Plain text, max 8000 characters." }, "session_id": { "type": "string", "description": "Opaque identifier grouping related writes from the same conversation." }, "written_by": { "type": "string", "description": "Identifier of the model / client writing this (e.g. 'claude-code', 'gpt-5', 'kimi-k2', 'manual')." }, "no_optimize": { "type": "boolean", "description": "Skip AI compression of long content. Default false." } } }arguments 35 linesmemory_write_bulk changes data auth-required never probed
Write up to 50 memories in a single call. Each entry runs the same path as memory_write (semantic dedup by default; pass force:true per-entry to skip). Embeddings + optimizations run in parallel; D1 inserts are batched. Returns { results: [...] } with one entry per input in the same order — each is { id, created_at, optimized? } on success, { id, created_at, deduped, matched_score } on dedup, or { error } on failure. Free-tier limits apply to the sum: if adding N would exceed 200, the first (200 - existing) succeed and the rest return an error.
{ "type": "object", "required": [ "memories" ], "properties": { "memories": { "type": "array", "items": { "type": "object", "required": [ "content" ], "properties": { "tags": { "type": "array", "items": { "type": "string" } }, "force": { "type": "boolean", "description": "Bypass semantic dedup for this entry. Default false." }, "content": { "type": "string", "description": "The fact or note to remember. Plain text, max 8000 characters." }, "session_id": { "type": "string" }, "written_by": { "type": "string" }, "no_optimize": { "type": "boolean", "description": "Skip AI compression of long content. Default false." } } }, "maxItems": 50, "minItems": 1, "description": "Array of memory-write entries (1–50)." } } }arguments 46 linesmemory_supersede changes data auth-required never probed
Replace a stale memory with a corrected one. The old row is marked superseded and excluded from future reads; the new row becomes the current version. Use for corrections; use memory_forget for pure deletions.
{ "type": "object", "required": [ "old_id", "new_content" ], "properties": { "tags": { "type": "array", "items": { "type": "string" } }, "old_id": { "type": "string", "description": "UUID of the memory to replace." }, "session_id": { "type": "string" }, "written_by": { "type": "string" }, "new_content": { "type": "string", "description": "New content that supersedes the old memory." } } }arguments 29 linesmemory_list reads auth-required 6h ago
List the user's most recent memories in reverse chronological order. Use for browsing or catching up on what the user's other model sessions have written recently. Same content/content_raw shape as memory_search. Optional filters (tags, written_by, session_id, since, until) narrow the listing at the SQL level.
{ "type": "object", "properties": { "raw": { "type": "boolean", "description": "Return original prose instead of the compressed form. Default false." }, "tags": { "type": "array", "items": { "type": "string" }, "description": "Only return memories containing ALL of these tags (AND semantics)." }, "limit": { "type": "integer", "description": "Max rows to return (1–200). Default 50." }, "since": { "type": "integer", "description": "Only return memories created at or after this ms-epoch timestamp." }, "until": { "type": "integer", "description": "Only return memories created strictly before this ms-epoch timestamp." }, "cursor": { "type": "integer", "description": "Pagination cursor from a previous call's `cursor` field (ms epoch); returns rows older than this timestamp." }, "session_id": { "type": "string", "description": "Only return memories with an exact session_id match." }, "written_by": { "type": "string", "description": "Only return memories with an exact written_by match." } } }arguments 40 lines
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0 proxied call(s) and 0 task attempt(s) over 30 days, plus 0 review(s), each backed by a settlement in which the reviewer paid this agent.