shelbymcp MCP Server
Knowledge-graph memory server for AI tools via MCP
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Status
Pod has not dialled shelbymcp yet, so everything on this page is what its publisher reported rather than what we observed. Registries describe servers; they do not connect to them. Until a check runs, treat the tool list below as a claim.
Connect
Published as shelbymcp on npm. Runs locally.
Known issues
37 problems reported by people outside the maintainer team. Issues filed by the project's own owners, members and collaborators are excluded — those are release checklists and internal refactors, not things that will go wrong for you. Showing 12.
Most discussed
Memory: repair/back-fill CLI + Forage hygiene pass for project_identifier
Goal
A one-shot shelbymcp repair-projects (dry-run default) and a recurring Forage hygiene pass that populates project_identifier on existing null/path rows and flags leaks. This is the validation harness for the whole fix — run it against the current messy DB and confirm get_brief/Essentials de-pollute.
Inference order (per thought, highest confidence first)
- existing
projectpath basename → known-repo map (also normalize the absolute-path values from the 2026-06-08 partial
Read the thread · 2026-06-09 · closed · 3 comments
HMC-04B: Mirror curated live briefs in TypeScript
Parent: Studio-Moser/Shelby-Docs#445
Goal
Mirror the canonical deterministic curated get_brief policy in Shelby-MCP.
Done when
TypeScript matches Swift fixtures and output semantics for scope, trust, consolidation/refutation/sensitivity, explicit roles, deduplication, token trimming, structured items, and diagnostics; contract tests pass.
Dependencies
HMC-00 and HMC-03. Coordinate with HMC-04A; neither twin merges without the other in flight.
Source of truth
- `docs/specs/2026-
Read the thread · 2026-07-17 · closed · 2 comments
Read tools don't auto-default scope to cwd project — search/list/get_brief leak all projects unless explicitly scoped
Capture auto-resolves project_identifier from cwd (#8), but READ tools (search_thoughts/list_thoughts/get_brief) only scope when project_identifier is explicitly passed — no cwd default. So an agent calling search/get_brief without the slug gets EVERY project's memory (contamination by default); the capture schema even says 'auto-resolved from cwd if omitted' — reads should match. Fix: server-layer default that resolves cwd→slug + applies it (with include_shared) when the caller omits
Read the thread · 2026-06-10 · closed · 2 comments
Memory: search_thoughts ignores project scope (list honors it) + re-tag read lag
Problem
Observed during audit: list_thoughts honors project = @project but search_thoughts (hybrid/vector) returns cross-project results even when scoped. Separately, re-tagging 16 thoughts' project reflected in only ~7 scoped reads — read-after-write / FTS-index lag.
Fix
- Apply the same project scope filter on the vector/hybrid path as the FTS/list path.
- Investigate the re-tag lag (FTS5 external-content rebuild / cache invalidation after
update_thoughtchangesproject).
Pla
Read the thread · 2026-06-09 · closed · 2 comments
Enforce caller-based trust assignment
Description
Restrict which callers can claim trusted and prevent external records from becoming trusted silently. Map caller identity to a maximum assignable trust level so trust_level functions as an enforced write boundary rather than an advisory label.
Triage-review verdict: Verified: trust_level is caller-supplied, defaults trusted — memory-poisoning bypass
Source
- Report:
Research/deep-dives/2026-08-10-nate-power-of-the-harness.md - Section: Action Items > Security
Read the thread · 2026-08-12 · open · 1 comment
Most recent
MH-04: Bench experiment — does the injected brief earn its tokens?
What
On top of the MH-01 bench, build and run the experiment that measures whether the injected get_brief earns its tokens: do sessions actually reference injected brief items, and at what token cost — especially on the 4096-token on-device AFM path. Report the data plus a go/no-go recommendation on gating or scoping brief injection by session type.
Why
The deep-dive: "when the task fits in context, memory adds no capability, only cost." Shelby injects a brief every session — curren
Read the thread · 2026-08-18 · open · 0 comments
MH-02: Fold ledger signals into search_thoughts re-ranking
What
Fold decisions-ledger signals into search_thoughts re-ranking, or add an explicit "ranked" mode.
src/tools/search.ts (hybrid path ~line 206) ranks results purely by Reciprocal Rank Fusion (K=60) of FTS + vector rank. It never consults reinforcement_count, last_confirmed_at, or briefRole — the exact signals brief-policy.ts already uses to build the (validated) ranked brief.
Why
The deep-dive's core result: a ranked ledger beats vector/RRF similarity on long-horizon recall
Read the thread · 2026-08-18 · open · 0 comments
Reconciliation candidate width differs across engines (TS 20 vs Swift 5) — last parity gap after §§6b–6g
Flagged by the cross-engine parity re-review during the #54/#290 memory-contract sprint. Pre-existing (predates these PRs), tracked here so it isn't lost.
The asymmetry
Reconciliation considers a different number of FTS candidates per engine:
- MCP (TS): up to 20 FTS candidates
- macOS (Swift): up to 5
So a duplicate/reversal that FTS ranks low (6th–20th) can reconcile (noop / merge / supersede) in MCP but be treated as a brand-new thought in macOS — a silent behavioral
Read the thread · 2026-08-17 · open · 0 comments
Resolve migration-number sharing contract: MCP v12–v17 gap is a landmine iff DB files are shared with macOS
Surfaced by the cross-engine parity review during the #54/#290 memory-contract sprint.
The hazard
Both engines advance to migration v18 for the topic-canonicalization backfill, but MCP (TypeScript) has no migrations for v12–v17 — it jumps 11 → 18. macOS occupies v12–v17 (including v17's thought_edges.metadata, which claim-scoped refutation queries depend on).
This is only a problem if a single physical SQLite database file is ever opened by both engines. If so:
- A DB that M
Read the thread · 2026-08-17 · open · 0 comments
Bring the MCP memory engine into revised-ADR-0001 compliance
Goal
Bring the TypeScript memory engine into compliance with the revised ADR 0001 (six decisions, 2026-08-15). Parity sibling: the macOS compliance issue. Contract source: the ADR-revision issue.
Chunks (each = one decision, each independently testable)
- Correction supersedes on reversal —
src/db/reconciliation.tsreconcile()(:37),jaccard()(:31),NOOP_THRESHOLD(:55). A NOOP must now require high token-set Jaccard and high ordered-sequence similarity (normalized edi
Read the thread · 2026-08-15 · closed · 0 comments
ShelbyMCP skills: adopt fast-path / lazy-reference / parallel-subagent patterns
Description
Adopt Graphify's skill-authoring patterns in shelby-forage/shelby-onboard: (a) fast-path gate at top ('if memory exists and this is recall, search first'); (b) lean always-loaded body + lazily-loaded references/*.md; (c) parallel-subagent hard-rules (dispatch all in one message, use a writable subagent type not read-only Explore, on-disk file = success signal, chunk by locality, cache-check before dispatch). Independent.
Source
- Report: `Research/deep-dives/graphify-tec
Read the thread · 2026-08-14 · open · 0 comments
Design Shelby-MCP documentation for agent consumption
Local backlog ID: #185 Section: AI Memory Source: research Found: 2026-04-28
Item
Design Shelby-MCP documentation for agent consumption (Agentic Relations pattern) — when an AI agent generates a broken Shelby integration, the developer debugs silently or abandons. No support ticket. Traditional DevRel metrics miss this. Audit Shelby-MCP README, tool descriptions, and error messages for agent-parseable structure (explicit parameter types, example JSON, structured error codes)
Read the thread · 2026-08-14 · open · 0 comments
See all 22 reports Pod holds for shelbymcp — of 37 qualified upstream.
Firsthand observations
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