Weavatrix Online extension: guarded sync, advisories, malware review, architecture contracts.
Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.
💡 Paste the JSON block into your client's configuration file under mcpServers, then restart the application.
Take repository intelligence across a network without handing the network your repository.
The explicit network boundary of the Weavatrix ecosystem. Core and Refactor remain separate installs.
Weavatrix Online is the MIT-licensed MCP connector for Weavatrix Cloud and compatible customer-controlled endpoints. It keeps analysis local, produces an inspectable source-free payload, and requires an exact short-lived confirmation before that payload can leave the machine.
The public Online profile exposes 7 MCP tools for endpoint discovery,
advisories, malware review, architecture contracts, and controlled
synchronization. The local weavatrix-js graph engine is an implementation
detail: its tools are not re-exported, so installing Core, Refactor, and Online
together does not duplicate their catalogs in an agent's context.
Installing or starting Online does not synchronize anything. preview_sync
makes no network request; sync_graph accepts only the still-valid preview for
the same repository, destination, payload, and graph.
| Product | Install | Boundary |
|---|---|---|
weavatrix | npm or Cargo | Native local-first MCP product. Both package managers distribute the same local Weavatrix server and engine. |
weavatrix-rust | Cargo | Protocol-independent Rust repository-intelligence engine for library and CLI use; it does not own MCP transport. |
weavatrix-refactor | npm or Cargo | Native extension-only transactional refactoring; it uses the Rust graph engine internally. |
weavatrix-online | npm | This optional network extension: source-free Cloud/self-hosted workflows over an internal local graph runtime. |
Online currently uses the JavaScript graph/runtime package internally:
It does not proxy the native weavatrix executable, import
weavatrix-refactor, or copy either engine. Use weavatrix when the graph must remain entirely local. Use
weavatrix-online when endpoint status, remotely managed architecture
contracts, advisory refresh, or explicit source-free synchronization is part of
the workflow.
The repository now contains one portable plugin bundle at
plugins/weavatrix-online plus native marketplace manifests for all four
clients. The plugin starts the pinned npm release and includes an optional,
compact skill with one lazily loaded card per Online method.
Cursor can load the bundle locally from
~/.cursor/plugins/local/weavatrix-online; public marketplace discovery starts
after the listing is reviewed and approved.
Run the pinned release without a global install:
The command starts a stdio MCP server. The first positional argument is the repository to analyze. An existing graph can be supplied explicitly:
The npm package is intentionally an executable MCP product; it does not advertise a nonexistent JavaScript library entry point.
Keep bearer tokens in the MCP client's runtime secret storage. Do not put them
in Git, a committed .env, release logs, or checked-in MCP configuration.
| Tool | Network | Evidence and effect |
|---|---|---|
online_status | Yes | Discovers endpoint capabilities, payload versions, limits, and auth mode without repository evidence. |
refresh_advisories | Yes | Inventories exact dependency coordinates, queries OSV, validates returned records, and atomically refreshes the local cache. |
scan_dependency_vulnerabilities | No | Matches the current inventory against that cache. Missing, stale, partial, or mismatched coverage remains NOT_CHECKED or PARTIAL. |
scan_dependency_malware | No | Performs bounded static review of installed dependency files. Findings require review and are never a compromise verdict. |
pull_architecture_contract | Yes | Fetches the owner-approved target for the active opaque repository ID, validates it, and updates the local graph cache. |
preview_sync | No | Serializes the exact allowlisted payload, hashes it, and issues a five-minute confirmation token. |
sync_graph | Yes | Sends only the payload approved by preview_sync; dry_run:false and the matching token are mandatory. |
Install Weavatrix Core for read-only repository intelligence and Weavatrix Refactor for guarded source changes. Their methods remain in their owning products.
Check endpoint compatibility before doing any repository work:
Refresh advisory evidence, then evaluate it locally:
Review the exact upload without sending it:
After a human or trusted controller approves the displayed destination, section summary, counts, size, and body hash, use the returned token:
Changing the graph, repository, destination, payload, or expiry state invalidates that approval. A rejected or unavailable endpoint leaves the graph local.
The connector enforces:
NOT_CHECKED and PARTIAL states when evidence is incomplete.The sync payload contains bounded graph topology and selected derived evidence. It excludes source bodies, snippets, absolute host paths, environment values, credentials, Git remotes, and fields outside the wire allowlist. “Source-free” does not mean anonymous: review the displayed repository identity, destination, counts, sections, and hash before approval.
| Variable | Required | Meaning |
|---|---|---|
WEAVATRIX_SYNC_URL | For Online network workflows | Cloud or compatible self-hosted sync endpoint. |
WEAVATRIX_SYNC_TOKEN | For Cloud/authenticated endpoints | Scoped bearer token sent only to the approved endpoint. |
WEAVATRIX_CAPABILITIES_URL | No | Explicit capability document; otherwise /api/v1/capabilities with legacy /api/health fallback. |
WEAVATRIX_ARCHITECTURE_URL | No | Explicit owner-approved architecture-contract endpoint. |
WEAVATRIX_PRECISION | No | Local semantic precision: lsp (default) or off. |
WEAVATRIX_GRAPH_HOME | No | Override local graph/cache storage. |
WEAVATRIX_ADVISORY_STORE | No | Override the local advisory-cache file. |
Compatible endpoints must implement the versioned capability and sync contracts. Capability discovery itself sends no repository evidence.
Advisory refresh covers pinned npm, PyPI, Go, Maven/Gradle, and crates.io coordinates found in bounded repository manifests. A clean zero is allowed only when the current inventory matches a complete, current Online cache.
Malware review is static and bounded. It can identify evidence such as download-and-execute lifecycle scripts, reverse-shell patterns, decoded execution, miner indicators, credential-file reads, or suspicious exfiltration endpoints. It cannot prove execution, provenance, credential exposure, safety, or compromise.
Architecture contracts are validated locally before becoming active.
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