In-depth architectural comparison of the Tnl and Registly 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
Tnl
Legal · Local stdio
Quality: 52/100 (Good) | Auth: No auth required
Registly
Legal · Remote HTTP/SSE
Quality: 56/100 (Good) | Auth: No auth required
Verdict Summary: Choose Tnl if you need specialized Legal tools running via a local process. Choose Registly if your workspace requires Legal integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Tnl when:
You need dedicated capabilities in the Legal domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Structured contract schema with fixed fields (id, scope, paths, behaviors, etc.), Agent-driven proposal and human approval workflow for contract edits, Self-attestation by agents mapping MUST clauses to code or tests.
MCP server for TNL (Typed Natural Language): per-feature English contracts for AI coding agents. 6 tools — getimpactedtnls, retrievetnl, trace, proposetnldiff, approvetnldiff, verify — let agents look up relevant contracts, propose contract edits, and verify implementations against them. Drop-in via npx typed-nl init for Claude Code, Codex, Gemini.
Official company-registry document procurement (UK Companies House, Delaware, ADGM). Agents quote, submit a reviewed order, then pay the confirmed total over Stripe MPP (HTTP 402). Agent card: https://registly.app/.well-known/agent-card.json
Tnl is categorized under Legal and uses a local stdio subprocess. In contrast, Registly belongs to Legal using remote streaming HTTP/SSE transport. Select Tnl when you need capabilities focused on legal and Registly when you require tools for legal.
List official company documents currently available through Registly, including jurisdictions, indicative prices, requirements, and delivery windows.
quote_document
Generate a no-charge pilot estimate for an official company document. Final registry fees and authority requirements are confirmed before payment.
create_pilot_order
Submit an official document order for registry review. The operation is retry-safe when idempotency_key is supplied, and no payment is taken at this stage.
get_order_payment_instructions
Read an order's reviewed payment state and Stripe MPP endpoint. When payment is ready, call the returned URL over HTTP and answer its 402 Payment challenge.