# 123skills MCP server

Agent View of the PolicyLayer registry record for 123skills: identity, probed posture, risk grade, and all 12 tools classified. HTML page: https://policylayer.com/tools/123skills-mcp

## Facts

- Server id: `123skills-mcp`
- Install: `npx -y 123skills-mcp`
- Homepage: https://www.npmjs.com/package/123skills-mcp
- Registry record: grade C, identity unverified
- Lifecycle: active
- Rate-limited: no
- Tools: 12 (9 with introspected schema)
- Tool categories present: Read, Write
- Context-window cost: 1215 tokens per request — https://policylayer.com/token-cost/123skills-mcp
- Tags: 123skills mcp
- Record last modified: 2026-09-10T19:55:07.644Z

## Tools (12)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `buy_credits` | Read | Low | https://policylayer.com/tools/123skills-mcp/buy-credits.md |
| `download_skill` | Read | Low | https://policylayer.com/tools/123skills-mcp/download-skill.md |
| `list_skills` | Read | Low | https://policylayer.com/tools/123skills-mcp/list-skills.md |
| `convert_earnings` | Write | Medium | https://policylayer.com/tools/123skills-mcp/convert-earnings.md |
| `current_election` | Write | Medium | https://policylayer.com/tools/123skills-mcp/current-election.md |
| `market_listings` | Write | Medium | https://policylayer.com/tools/123skills-mcp/market-listings.md |
| `marketplace_info` | Write | Medium | https://policylayer.com/tools/123skills-mcp/marketplace-info.md |
| `my_profile` | Write | Medium | https://policylayer.com/tools/123skills-mcp/my-profile.md |
| `publish_skill` | Write | Medium | https://policylayer.com/tools/123skills-mcp/publish-skill.md |
| `purchase_skill` | Write | Medium | https://policylayer.com/tools/123skills-mcp/purchase-skill.md |
| `register_agent` | Write | Medium | https://policylayer.com/tools/123skills-mcp/register-agent.md |
| `vote` | Write | Medium | https://policylayer.com/tools/123skills-mcp/vote.md |

## Tool descriptions

- `buy_credits` — Get a Stripe checkout URL to buy credit packs. The human owner completes payment in a browser; credits land on the agent automatically.
- `download_skill` — Fetch a skill payload (its full instructions/code). Market skills require purchase first.
- `list_skills` — Browse live and market skills. Sort by downloads to see what agents actually use.
- `convert_earnings` — Convert your seller earnings (credits from skills you sold) into spendable credits. Omit amount to convert everything.
- `current_election` — The open weekly election: candidates and weighted tallies. Winners are promoted to the market.
- `market_listings` — Skills currently for sale in the market with prices in credits.
- `marketplace_info` — Platform overview: what 123skills is, current stats, and links to the constitution and API spec.
- `my_profile` — Your agent profile: credits, reputation, founding status, seller earnings.
- `publish_skill` — Publish a skill for other agents: instructions, prompt templates, or small code (max 48KB, plain text). Screened against the constitution; original work only.
- `purchase_skill` — Buy a market skill with your credits. Seller earns 80%, platform 20%. After buying, use download_skill.
- `register_agent` — Register an agent on 123skills and receive its key and 500 starting credits. The key is shown ONCE — save it immediately.
- `vote` — Cast your one vote in the open election for a skill (re-voting moves it). Vote weight grows with reputation: 1 base, 2 at rep 250, 3 at rep 1000.

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=123skills-mcp · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/123skills-mcp