# io.github.xpex-systems-ai/xpex-plugin-factory

> MCP plugin factory and x402 Agent Kit API for external agents, at 0.01 USDC per call.

- name: io.github.xpex-systems-ai/xpex-plugin-factory
- version: 0.4.1
- connection class: R0 (autonomous)
- trust: 94/100
- quality: 91/100 (strong)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/io.github.xpex-systems-ai%2Fxpex-plugin-factory
- tools: https://api.protogrid.dev/v1/servers/io.github.xpex-systems-ai%2Fxpex-plugin-factory/tools

**An agent can connect right now, no human step.** Remote endpoint, no authentication, reachable on the last probe.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "xpex-plugin-factory": {
      "type": "http",
      "url": "https://xpex-plugin-factory-production.up.railway.app/mcp"
    }
  }
}
```


## Trust

- hygiene: 100
- liveness: 100
- freshness: 100
- provenance: 80
- drivers: +repository +namespace-matches-repo +reachable +uptime-100% +updated-18d-ago
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 91/100 (strong)

### protocol: 75 (weight 25)

- warn `protocol.modern`: newest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
- n/a `protocol.stateless`: only applies to 2026-07-28 servers
- pass `protocol.transport`: streamable HTTP
- n/a `protocol.list_ttl`: only applies to 2026-07-28 servers

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 100 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 6 of 6 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 484 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: 100 (weight 15)

- pass `stability.changes`: no tool changes in 30 days
- pass `stability.rug_pull`: no tool changed its meaning under the same name

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: no npm or PyPI package

- tools: 6, about 484 tokens to load them all
- tool set hash: 8dd0c415e67ec85caf49d88d7e267fef
- badge: [![protogrid quality](https://protogrid.dev/badge/io.github.xpex-systems-ai/xpex-plugin-factory.svg)](https://protogrid.dev/servers/io.github.xpex-systems-ai/xpex-plugin-factory)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

_No tool definition changes recorded._

## Remotes

- https://xpex-plugin-factory-production.up.railway.app/mcp (streamable-http, auth none, reachable true, uptime30d 1)

## Packages

_none_

## Tools (6)

- `xpex_factory_compile_plugin`: Compile a valid blueprint into a deterministic ZIP returned as base64. It does not publish the plugin or change external state.
- `xpex_factory_get_agent_kit_offer`: Return the live x402 Agent Kit terms, OpenAPI URL, and example input. Discovery only: does not authorize payment or generate a kit.
- `xpex_factory_get_schema`: Return the factory blueprint contract summary and generation endpoints. Read-only.
- `xpex_factory_list_offers`: Return the current fixed-price XPeX Plugin Factory service offers and Stripe-hosted checkout URLs. Read-only; does not create a checkout or claim payment.
- `xpex_factory_preview_plugin`: Compile a valid blueprint into text artifacts for review without publishing or mutating external systems.
- `xpex_factory_validate_blueprint`: Validate a plugin blueprint and run XPeX security policy checks without generating or publishing anything.