# x402 Bazaar

> Search and browse pay-per-use HTTP APIs and MCP tools from x402 facilitators, independent directories, and origin crawling. MCP server and REST API for AI agents.

## Website
- Home (search & browse): https://x402-bazaar.com/
- Services directory: https://x402-bazaar.com/services
- Facilitator sources: https://x402-bazaar.com/sources
- Agents & MCP integration: https://x402-bazaar.com/agents

## Machine-readable entry points
- llms.txt (this file): https://x402-bazaar.com/llms.txt
- OpenAPI spec: https://x402-bazaar.com/openapi.json
- MCP server (Streamable HTTP): https://x402-bazaar.com/mcp

## REST API
- Search: https://x402-bazaar.com/v1/search?q=weather
- Catalog (paginated): https://x402-bazaar.com/v1/resources
- Resource detail: https://x402-bazaar.com/v1/resources/{id}
- Services index: https://x402-bazaar.com/v1/services
- Source sync health: https://x402-bazaar.com/v1/sources
- Stats: https://x402-bazaar.com/v1/stats

## MCP tools
- bazaar_search — keyword search over the aggregated index
- bazaar_list_resources — paginated browse with filters
- bazaar_get_resource — lookup by MongoDB id or canonical resource URL
- bazaar_list_sources — facilitator sync health and counts

## What this index contains
- x402 HTTP resources and MCP tools from facilitator bazaar catalogs (CDP, PayAI, thirdweb, OpenX402, Ultravioleta, Dexter, Kobaru, …)
- Independent directories: x402-list, agent-tools.cloud, x402.direct
- Origin crawler probes for x402-enabled endpoints

## x402 protocol
- Specification: https://x402.org
- GitHub: https://github.com/x402-foundation/x402
- CDP facilitator: https://api.cdp.coinbase.com/platform/v2/x402

## Usage notes for agents
- Prefer MCP or /v1/search for discovery; use /v1/resources for filtered browsing.
- Each resource lists source_ids showing which facilitators indexed it.
- Settlement path depends on the resource's facilitator; check accepts[] on each resource.