project_self_host_create
First-capture MCP tool for a new Yaver user: create the default self-hosted monorepo without asking them to touch npm/yaver CLI. This is an alias of project_new_quick with the intended product defaults: Convex local/dev backend (cloud-deployable later), Next.js Cloudflare web UI, Cloudflare landi...
This record as markdown: /tools/io-github-kivanccakmak-yaver/project-self-host-create.md
What project_self_host_create does on Yaver
AI agents use project_self_host_create to create or update resources in Yaver, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Yaver environment.
| Parameter | Type | Required | Description |
|---|---|---|---|
name | string | Yes | |
slug | string | Yes | |
domain | string | — | |
gitOrg | string | — | |
problem | string | — | |
tagline | string | — | |
parentDir | string | — | |
accentColor | string | — | |
appTemplate | string | — | |
description | string | Yes | |
gitProvider | string | — | |
iosBundleId | string | — |
Parameters from the server's own tool schema.
Why project_self_host_create is rated Medium
This tool creates new project files and structure (monorepo, Next.js app, Expo app, packages, legal scaffolds) which constitutes reversible data creation/modification. It does not execute arbitrary code, delete data, move money, or trigger external operations beyond file generation.
From the tool's definition Tool description explicitly states it "create[s] the default self-hosted monorepo" and is "an alias of project_new_quick with the intended product defaults." Keywords: 'create' and specific mention of creating scaffolds, packages, and project structure.
Risk signalsHigh parameter count (21 properties)
Attacks that exploit this kind of access
The rule that runs project_self_host_create safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Yaver, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For project_self_host_create, this is the rule to start with:
project_self_host_create stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Yaver, apply this rule, and every project_self_host_create call is checked against it from then on.
Questions about project_self_host_create
First-capture MCP tool for a new Yaver user: create the default self-hosted monorepo without asking them to touch npm/yaver CLI. This is an alias of project_new_quick with the intended product defaults: Convex local/dev backend (cloud-deployable later), Next.js Cloudflare web UI, Cloudflare landing page, Expo React Native iOS/Android app, shared package, legal/store-review scaffolds, and next steps for Yaver phone testing. Use this before suggesting hourly Yaver Managed Cloud. It is categorised as a Write tool in the Yaver MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
project_self_host_create accepts 12 parameters: name, slug, domain, gitOrg, problem, tagline, parentDir, accentColor, appTemplate, description, gitProvider, iosBundleId. Required: name, slug, description. The full parameter table on this page comes from the server's own tool schema.
Register the Yaver MCP server in PolicyLayer and add a rule for project_self_host_create: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Yaver. Nothing to install.
project_self_host_create is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the project_self_host_create rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for project_self_host_create. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
project_self_host_create is provided by the Yaver MCP server (yaver-cli). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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