# LarryBuildsAI x402 Marketplace Expansion Backlog

Preferred URL: `https://proofbeforepay.vercel.app`

Candidate marketplace surfaces: 48
Candidate product-listing opportunities: 144
Spend-blocked surfaces: 1

| Priority | Target | Surface | Status | Products | URL |
| --- | --- | --- | --- | --- | --- |
| 1 | CDP Bazaar / x402 Discovery | x402-discovery | candidate_priority | 3 | https://docs.cdp.coinbase.com/x402/bazaar |
| 2 | Arch Tools x402 Service Directory | x402-service-directory | candidate_priority | 3 | https://archtools.dev/directory |
| 3 | x402.direct Service Directory | x402-service-directory | candidate_priority | 3 | https://x402.direct/docs |
| 4 | Agentic Market | x402-marketplace | candidate_priority | 3 | https://agentic.market/ |
| 5 | x402scan | x402-directory | candidate_priority | 3 | https://www.x402scan.com/resources |
| 6 | Orbis | x402-api-marketplace | candidate_priority | 3 | https://orbisapi.com/ |
| 7 | the402 | x402-agent-marketplace | candidate_priority | 3 | https://the402.ai/ |
| 8 | Agent402 | x402-agent-marketplace | candidate_priority | 3 | https://agent402.app/ |
| 9 | 402.rest | x402-api-directory | candidate | 3 | https://www.402.rest/ |
| 10 | RelAI Marketplace | x402-api-marketplace | candidate | 3 | https://relai.fi/marketplace |
| 11 | x402 Layer Studio Marketplace | x402-studio-marketplace | candidate_needs_browser_check | 3 | https://studio.x402layer.cc/docs/user-guide/marketplace |
| 12 | x402-list.com | x402-service-directory | candidate | 3 | https://x402-list.com/ |
| 13 | Signal402 | x402-signal-directory | candidate | 3 | https://www.signal402.com/services |
| 14 | x402apis.io | x402-api-registry | candidate | 3 | https://www.x402apis.io/ |
| 15 | A2A List | agent-directory | blocked_spend | 3 | https://a2alist.ai/submit |
| 16 | Docker MCP Catalog | containerized-mcp-catalog | candidate_packaging_needed | 3 | https://docs.docker.com/ai/mcp-catalog-and-toolkit/catalog/ |
| 17 | Cline MCP Marketplace | mcp-marketplace | candidate | 3 | https://cline.bot/mcp-marketplace |
| 18 | cursor.store | mcp-marketplace | candidate | 3 | https://www.cursor.store/ |
| 19 | LobeHub MCP Marketplace | mcp-marketplace | candidate | 3 | https://lobehub.com/mcp |
| 20 | MCP Central | mcp-directory | candidate_needs_browser_check | 3 | https://mcpcentral.io/servers |
| 21 | MCP Find | mcp-directory | candidate | 3 | https://mcpfind.org/ |
| 22 | SafeMCP | mcp-security-directory | candidate | 3 | https://safemcp.info/ |
| 23 | MCPAnvil | mcp-directory | candidate | 3 | https://mcpanvil.com/ |
| 24 | MCPSkills | mcp-skills-directory | candidate | 3 | https://www.mcpskills.app/ |
| 25 | Skiln | mcp-skill-directory | candidate | 3 | https://skiln.co/browse |
| 26 | FindMyMCP | mcp-directory | candidate | 3 | https://www.findmymcp.com/ |
| 27 | MCP Marketplace | mcp-marketplace | candidate | 3 | https://mcp-marketplace.io/ |
| 28 | ServerHub | mcp-marketplace | candidate | 3 | https://www.serverhub.digital/ |
| 29 | AgentHotspot | agent-marketplace | candidate | 3 | https://agenthotspot.com/ |
| 30 | Apify MCP Marketplace | mcp-marketplace | candidate | 3 | https://apify.com/mcp/developers |
| 31 | OpenAI ChatGPT App Directory | app-directory | candidate | 3 | https://developers.openai.com/apps-sdk/deploy/submission |
| 32 | Anthropic Connectors Directory | connector-directory | candidate | 3 | https://claude.com/docs/connectors/directory |
| 33 | Claude Desktop Extensions / MCPB | desktop-extension-directory | candidate_packaging_needed | 3 | https://www.anthropic.com/engineering/desktop-extensions |
| 34 | VS Code MCP Server Gallery | ide-gallery | candidate | 3 | https://code.visualstudio.com/docs/copilot/customization/mcp-servers |
| 35 | MCP App Store | mcp-app-directory | candidate | 3 | https://mcpapp.net/ |
| 36 | MCP.so DXT | desktop-extension-directory | candidate_packaging_needed | 3 | https://mcp.so/dxt |
| 37 | MCPShop | mcp-registry | candidate_needs_recheck | 3 | https://mcpshop.dev/ |
| 38 | AIMCP / MCP Hub | mcp-directory | candidate | 3 | https://www.aimcp.info/en/submit |
| 39 | MCPSafe | mcp-security-registry | candidate | 3 | https://mcpsafe.org/ |
| 40 | MCP Foundry | mcp-security-registry | candidate | 3 | https://mcpfoundry.org/ |
| 41 | VettIQ MCP Trust Directory | mcp-trust-directory | candidate | 3 | https://vettiq.ai/mcp/ |
| 42 | MCP Trust Registry | mcp-trust-registry | candidate | 3 | https://www.mcp-trust.com/ |
| 43 | Katonic AI MCP Marketplace | container-marketplace | candidate_packaging_needed | 3 | https://www.katonic.ai/mcp-marketplace |
| 44 | Qorua | mcp-x402-registry | watch_early_access | 3 | https://www.qorua.com/ |
| 45 | MCP Hive | mcp-monetization-marketplace | watch_not_live_yet | 3 | https://mcp-hive.com/ |
| 46 | MCP Server Spot | mcp-directory | candidate | 3 | https://www.mcpserverspot.com/submit |
| 47 | MCPServerse Directory | mcp-directory | candidate_needs_recheck | 3 | https://www.mcpserverse.directory/ |
| 48 | ClawMart Agent Marketplace | agent-marketplace | candidate_fit_unclear | 3 | https://clawmart.co/ |

Claim boundary: This backlog is not a submission, approval, listing, endorsement, ranking, revenue, or traction claim. It is a first-party candidate map for qualifying more marketplace and directory surfaces without spending, posting, creating accounts, or touching credentials.