Markcrawl vs LION keyless x402 data + RPC for agents
In-depth architectural comparison of the Markcrawl and LION keyless x402 data + RPC for agents MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Markcrawl
Search & Data Extraction · Local stdio
Quality: 55/100 (Good) | Auth: No auth required
LION keyless x402 data + RPC for agents
Search & Data Extraction · Remote HTTP/SSE
Quality: 55/100 (Good) | Auth: No auth required
Verdict Summary: Choose Markcrawl if you need specialized Search & Data Extraction tools running via a local process. Choose LION keyless x402 data + RPC for agents if your workspace requires Search & Data Extraction integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Markcrawl when:
You need dedicated capabilities in the Search & Data Extraction domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Single-page and whole-site crawling, Clean Markdown and JSONL output, Citation metadata with access dates.
Markcrawl is categorized under Search & Data Extraction and uses a local stdio subprocess. In contrast, LION keyless x402 data + RPC for agents belongs to Search & Data Extraction using remote streaming HTTP/SSE transport. Select Markcrawl when you need capabilities focused on search & data extraction and LION keyless x402 data + RPC for agents when you require tools for search & data extraction.
FREE router. Tell LION what you need in plain language. Returns the one paid path to call next (wallet screen $0.001, company research $0.03, enrich $0.04, compliance $0.05, VCF $0.95). Call this first when unsure which tool to use.
lion_quick_intel
FREE teaser for a company/domain. Does not return a full dossier. Upgrade: lion_company_research ($0.03) or lion_verified_company_file ($0.95).
lion_wallet_screen
Use when you have a 0x address and need PASS/WARN/BLOCK before paying anyone. Not for company names — use lion_multi_sanctions_bundle or lion_compliance_bundle. $0.001 Base USDC. [x402 paid: GET /api/x402/wallet-screen-json]
lion_multi_sanctions_bundle
Use when you have an address AND/OR entity name/domain and need a signed multi-list receipt. Prefer over lion_wallet_screen when you need more than OFAC SDN. $0.02 Base USDC. [x402 paid: GET /api/x402/multi-sanctions-bundle-json]
lion_company_research
Default company call: one-shot web + firmographics + domain trust by name or domain. Use lion_company_enrich if you only need name/employees/country. Use lion_verified_company_file for KYB source trail. $0.03 Base USDC. [x402 paid: GET /api/x402/company-research]
lion_company_enrich
Firmographics only (name, employees, country, industry, website). Not a web-research pack — use lion_company_research for that. $0.04 Base USDC. [x402 paid: GET /api/x402/company-enrich]
lion_compliance_bundle
Full counterparty pack: OFAC + entity sanctions + domain + firmographics + signed receipt. Use instead of stacking wallet_screen + research. Needs an address. $0.05 Base USDC. [x402 paid: GET /api/x402/compliance-bundle-json]
lion_verified_company_file
Full attested KYB dossier by domain ($0.95). Use after lion_company_research/enrich when you need per-field source trail. Not a first call. $0.95 Base USDC. [x402 paid: GET /api/x402/verified-company-file-json]
LION keyless x402 data + RPC for agents vs Firecrawl MCP Server