# Toolbelt402

> Pay-per-call utility API for AI agents: URL→Markdown, SEO meta, x402 endpoint validator, Base ERC-20 facts, Polymarket movers, x402 seller kit. Free /v1/pulse. Paid routes via x402 USDC on Base. No API key.

- **Domain**: `toolbelt402.catalystdesk.workers.dev`
- **Provider**: dinosolace (https://toolbelt402.catalystdesk.workers.dev/)
- **A2A protocol version**: 0.3.0
- **Kind**: a2a_agent
- **Live-responds (last probe)**: True
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 85%

## Skills
- **Free Polymarket pulse** — GET /v1/pulse — free top-5 teaser.
- **URL to Markdown (x402)** — GET /v1/read?url= — 0.003 USDC. Clean article Markdown.
- **SEO metadata audit (x402)** — GET /v1/meta?url= — 0.002 USDC.
- **x402 endpoint validator (x402)** — GET /v1/x402-check?url= — 0.01 USDC. Score 0-100 + fixes.
- **Base ERC-20 facts (x402)** — GET /v1/token?address= — 0.005 USDC. Heuristic, not an audit.

## URLs
- Agent card: https://toolbelt402.catalystdesk.workers.dev/
- Page (HTML): https://agenstry.com/agents/toolbelt402.catalystdesk.workers.dev
- Documentation: https://toolbelt402.catalystdesk.workers.dev/llms.txt