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ai-architect-mcp-codebase MCP Server

Codebase intelligence MCP — index any repo into a property graph; 26 tools for agents.

Publisher claimed. No tool list reported, and Pod has not connected to this server.

Status

Pod has not dialled ai-architect-mcp-codebase 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.

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Published as https://github.com/cdeust/ai-architect-mcp-codebase/releases/download/v0.11.1/ai-architect-mcp-codebase.mcpb on mcpb. Runs locally.

Known issues

45 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

META: 180 languages by December — the shallow tier is built but test-gated, and breadth≠depth on the current gate

Owner directive 2026-08-08: 180 languages by December, every language reaching the bench gate. Today: 11 languages, 10 of them deep. That is ~169 additions in ~17 weeks (≈10/week). This issue records the arithmetic and the architectural fork, because the artisanal path that just fixed TypeScript (#212) cannot produce that rate.

What the code already says

The scale-up mechanism exists and is written: src/parser/spec/shallow.rs (ADR-0056) defines a tier where "adding a language on t

Read the thread · 2026-08-08 · closed · 15 comments

arch: table-driven language specs — scale extraction beyond 7 languages (strategic)

CBM supports 158 languages with almost no per-language code: a single CBMLangSpec table (node-type lists for functions/calls/imports + grammar factory pointer + embedded-language re-parse rules; verified: internal/cbm/lang_specs.h:22-52, 170KB data table, generic walkers in extract_defs/calls/imports). Adding a language is data entry, not engineering.

AP's per-language extraction caps us at 7. Strategic refactor: extract the language-specific knowledge into a spec table consumed by generic

Read the thread · 2026-07-24 · closed · 10 comments

feat: team-shared graph artifact — committed zstd snapshot with bootstrap import

From the codebase-memory-mcp source analysis (DeusData/codebase-memory-mcp, ★34.8k; session 2026-07-25). Their highest-leverage onboarding feature: a compressed graph snapshot committed to the indexed repo so teammates never cold-index.

Reference implementation (verified): src/pipeline/artifact.c — export = strip indexes → VACUUM INTO → zstd (two tiers: best zstd-9 on explicit index, fast zstd-3 from the watcher); import reads the frame content-size header, then incremental indexing fills the

Read the thread · 2026-07-24 · closed · 6 comments

ARCH: replace per-language hand-written extraction with the tree-sitter tags-query engine (the only path to 180 languages)

Owner directive 2026-08-08, and a correction of course. The per-language migration path (#220 phases 1–3: Go, Java, Kotlin/Swift…) makes each language a nicer data row but keeps the cost O(n) in hand-written Rust and hand-authored node-kind lists. Ten languages took ten efforts; 180 by December cannot be reached that way, and phase 3 has been stopped mid-flight rather than adding another artisanal brick.

The generic mechanism already exists and is a standard

Every tree-sitter grammar

Read the thread · 2026-08-08 · closed · 4 comments

arch: incremental (changed-files-only) indexing — prerequisite for artifact incremental fill (#55 follow-up)

Gap

index_codebase is all-or-nothing: do_index_codebase removes any existing graph (remove_stale_graph_artifact) and rebuilds the whole graph from scratch on every call. There is no path that indexes only the files that changed since a prior graph state.

This blocks the second half of the issue #55 spec. #55 (team-shared graph artifact, PR #61) delivers export + bootstrap-import: a fresh clone decompresses the committed snapshot instead of cold-indexing. But the reference desi

Read the thread · 2026-07-24 · closed · 3 comments

Most recent

feat(index_codebase): user-configurable folder exclusion — an unreadable secrets directory aborts the entire walk

Problem

A user cannot complete index_codebase on their repository: the tree contains a directory that is locked down because it holds secrets (permission-denied at the filesystem level), and the indexer has no way to route around it.

Two distinct gaps compound into a hard failure:

  1. No user-facing exclusion parameter. The index_codebase input schema (src/tool_schemas.rs, index_codebase_schema) exposes language, dependency_scope, bootstrap, full, cochange, … but nothi

Read the thread · 2026-08-13 · closed · 0 comments

bench: rust-self ground truth references three pre-split file paths (graph_store.rs, resolver.rs, indexer/persist.rs)

Observed (2026-08-08, release 0.9.1 prep, ~/Developments/anthropic-partnership/automatised-pipeline-wt-release091)

cargo run --release -p bench-end-result --bin bench_end_result -- --all on main @ f2d3897 (plus the version-bump-only diff in the 0.9.1 release PR) fails both the stale-ground-truth guard and the score gate:

[bench][STALE GROUND TRUTH] corpus=rust-self: references deleted source path "graph_store.rs" (this expectation silently scores 0 — fix or remove the label)
[bench]

[Read the thread](https://github.com/cdeust/ai-architect-mcp-codebase/issues/210) · 2026-08-08 · closed · 0 comments

### bug(distribution): live-mount dev symlink is structurally incompatible with the marketplace digest pin — server dies with 'cached binary digest mismatch'

## Symptom

The plugin MCP server fails to connect in Claude Code (`✘ Failed to connect — -32000: Connection closed`). Manual launch with `CLAUDE_PLUGIN_ROOT` set reproduces:

ai-architect-mcp-codebase: FATAL: cached binary digest mismatch; reinstall the plugin


Observed 2026-08-07 on the 0.9.0 marketplace install. This is also the root cause of BOTH tool-availability caveats in the A/B bench rev.2 report (`harness-comparison/results/COMPARISON-rev2.md`): the cortex-viz probe session ran

[Read the thread](https://github.com/cdeust/ai-architect-mcp-codebase/issues/206) · 2026-08-07 · closed · 1 comment

### feat(index): fan-in is blind to markdown/shell references — real hubs undershot by ~17× on doc/script-heavy repos

## Observed (A/B bench rev.2, 2026-08-07)

Probe P2 ("which file has the highest fan-in?") on zetetic-team-subagents:

- Ground truth (exact grep by an independent scoring agent): `rules/coding-standards.md` — **173 references**; `tools/memory-tool.sh` — **171 references**. These are the repo's real hubs.
- The code graph returned `counts.ap=0` for both — markdown and shell cross-references are not indexed, so fan-in over a doc/script-heavy repo undershoots the real hubs by ~17× (top code-graph 

[Read the thread](https://github.com/cdeust/ai-architect-mcp-codebase/issues/205) · 2026-08-07 · closed · 0 comments

### query_graph read-only guard: forbidden-keyword scan matches inside string literals — `load.rs`/`::load` paths reject legitimate read queries

## Observed (A/B bench rev.2, 2026-08-06 → 07)

During Cortex's own `ingest_codebase` enrichment, `query_graph` rejected legitimate read-only process-symbols queries:

- 6× on the automatised-pipeline repo, 4× on cortex-viz:
  `read_only_query_required: query_graph is read-only; found forbidden keyword: LOAD`

Evidence: harness-comparison bench, `results/harness-b/INCIDENTS.md` §4 and `results/harness-b/{automatised-pipeline,cortex-viz}.json#diagnostics`.

## Root cause

`forbidden_cypher_keywor

[Read the thread](https://github.com/cdeust/ai-architect-mcp-codebase/issues/204) · 2026-08-07 · closed · 1 comment

### query_graph read-only gate: false positives on "LOAD" during Cortex ingestion process-symbols queries

## Observed (A/B ingestion bench, 2026-08-06)

During Cortex-driven ingestion (`ingest_codebase` → `analyze_codebase` → process-symbols queries), the read-only gate emitted:

> `query_graph is read-only; found forbidden keyword: LOAD`

6× on the automatised-pipeline run, 4× on the cortex-viz run.

## Evidence

- `results/harness-b/automatised-pipeline.json#anomalies[1]` and `results/harness-b/cortex-viz.json#anomalies[1]` (harness-comparison bench).
- Incident log: `results/harness-b/INCIDENTS.m

[Read the thread](https://github.com/cdeust/ai-architect-mcp-codebase/issues/200) · 2026-08-07 · closed · 0 comments

### distribution: ship a SessionStart/SubagentStart code-discovery nudge — codebase-memory-mcp captures tool preference globally and ai-architect ships nothing

Measured on this machine 2026-08-06. codebase-memory-mcp (the competitor tracked in the CBM parity arc) has installed itself into the **user's global `~/.claude/settings.json`**, not just its own plugin manifest:

PreToolUse: matcher "Grep|Glob" -> ~/.claude/hooks/cbm-code-discovery-gate SessionStart: matchers startup / resume / clear / compact -> ~/.claude/hooks/cbm-session-reminder SubagentStart: matcher "*" -> ~/.claude/hooks/cbm-subagent-reminder


The SessionStart ho

[Read the thread](https://github.com/cdeust/ai-architect-mcp-codebase/issues/198) · 2026-08-06 · open · 1 comment

[See all 20 reports Pod holds for ai-architect-mcp-codebase](/mcp/ai-architect-mcp-codebase/issues) — of 45 qualified upstream.

## Firsthand observations

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## Related servers

- [hypermnesia-mcp](/mcp/hypermnesia-mcp) — Also by ai-architect.tools
- [automatised-pipeline](/mcp/automatised-pipeline) — Also by ai-architect.tools
- [ai-architect-mcp-spec](/mcp/ai-architect-mcp-spec) — Also by ai-architect.tools

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