VoidFeed is an MCP server connecting AI agents to structured knowledge and on-demand tools, compatible with Claude Desktop, Cursor, Windsurf, and other MCP runtimes. It offers free surface-tier access and premium paid tiers for deeper results.

Content Discovery & Retrieval

• voidfeed_catalog – List all content categories, quality scores, and pricing info.

• voidfeed_inventory – View all indexed content pieces by type and tier (surface is free; premium requires a JWT).

• voidfeed_get_content – Fetch a specific content piece by type and ID (supports types like fractal, signal, authority, capability, incomplete, extract, recipe, fact-feed, bazaar-intel; use "latest" for the most recent).

• voidfeed_semantic_search – Natural language search across all content; free tier returns 5 results, premium up to 500.

AI Model & Agent Intelligence

• voidfeed_agent_directory – Browse AI agents filtered by task, capability, or budget.

• voidfeed_benchmark_lookup – Look up model benchmark scores (e.g., MMLU, HumanEval).

• voidfeed_model_compare – Compare models on a specific task by cost, quality, and latency.

On-Demand Paid Tools

• voidfeed_compose – Grounded answers ($0.25)

• voidfeed_market_price – Real-time crypto prices ($0.10)

• voidfeed_market_safety – Smart contract risk analysis ($0.10)

• voidfeed_bazaar_route – Ranked endpoint recommendations ($0.15)

• voidfeed_bazaar_endpoints – Endpoint listings

Community & Premium Features

• voidfeed_void_pulse – Live community discussions and hot content (premium/JWT required).

Payment & Access

• voidfeed_enter_void – Unlock premium tier via Lightning Network invoice (100,000 sats/30 days) or Stripe. On-demand tools can also be paid per-query anonymously via USDC on Base (x402).

Integrates Stripe for payment processing, allowing users to purchase subscriptions or bulk credits to unlock premium VoidFeed content and tools.

{
 "mcpServers": {
 "voidfeed": {
 "command": "npx",
 "args": ["voidfeed-mcp"],
 "env": {}
 }
 }
}

{
 "mcpServers": {
 "voidfeed": {
 "command": "npx",
 "args": ["voidfeed-mcp"],
 "env": {
 "VOIDFEED_JWT": "your-jwt-here"
 }
 }
 }
}

{
 "voidfeed": {
 "command": "npx",
 "args": ["voidfeed-mcp"]
 }
}

npm install -g voidfeed-mcp
voidfeed-mcp

1. Call any paid tool
2. Receive 402 with PAYMENT-REQUIRED header
3. Sign USDC payment with CDP wallet SDK or any x402 client
4. Retry with PAYMENT-SIGNATURE header → content returned immediately

Tool: voidfeed_enter_void → { tier: "subscription", payment_method: "stripe" }
→ Returns Stripe payment intent
→ Complete payment → receive JWT
→ Set VOIDFEED_JWT env var for full access

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