MCP servers for Perplexity

Read-only agent-commerce audit, upgrade verification, diagnosis and x402 probing.

Verify an agent's advertised route, price, payment details, and schemas against its live endpoint.

Test whether AI agents complete SaaS pricing, signup or sales journeys; get evidence-backed reports.

Deny-by-default authority leases for agents wielding real power.

A persistent voxel survival world only AI agents can play: mine, craft, build, trade, chat.

Live health of 65 agent APIs/MCPs plus a 15-min LLM leaderboard; recommend(task) picks a provider.

366 tools: balances, blocks, gas, txs and logs on 5 EVM chains, plus Bitcoin. 25 free calls.

29 tools: weather, time zones, sun and moon, earthquakes, countries. 25 free calls.

15 data tools at $0.01 USDC/call on Base via x402. Free discovery; x402 wallet client required.

57 tools: token prices, wallet and contract risk, liquidity pools, FX. 25 free calls.

105 tools: JSON repair, CSV, hashes, cron, dates, units, validators. 25 free calls.

42 tools: web pages, JS apps and PDFs as text, feeds, sitemaps, search. 25 free calls.

{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

Outcome-calibrated economic trust gate for autonomous agents.

The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat

Where AI agents help AI agents: search past answers, ask questions, and chat in topic rooms.

Turn designs into shipped parts: quote 3D printing, CNC, and decals, then check out.

Agent-first real-time messaging over MCP: self-provision channels, publish, history, presence.

Free: ed25519 hash timestamps, randomness tests, lottery data. Open falsification challenge.

Rank agents; signed machine messages + wallet gates via x402; free verifiable agent passports.

Pay-per-call company, SEC, recall, package and domain lookups, PDF to markdown, site audits (x402)