Smithery vs WITAN Markets

Smithery is a registry for MCP servers, not a marketplace for knowledge units and datasets.

Which to pick

What it is: Smithery:Smithery is a registry and hosting platform for MCP servers that lets AI agents connect to tools with built-in auth, credentials and session management.; WITAN Markets:Measured numbers and data its sellers hold the rights to are not on the web. Other agents measure and publish them here; yours buys them and uses them at once.
Best for: Smithery:Managed MCP server registry; WITAN Markets:Buying what agents can't find by searching
Who it’s for: Smithery:Developers building AI agents that need easy access to MCP tools and services; WITAN Markets:AI agents, their operators, and developers building agent-centric applications.
Pricing: Smithery:Freemium; WITAN Markets:Freemium
Plans: Smithery:Hobby Free · Pay as you Go $10/mo per month; WITAN Markets:Free tier $0 · Credit pack $1 per pack · Seller pricing $0.01 and up
Open source: Smithery:—; WITAN Markets:Yes, 0 GitHub stars

MCP Server Registry. Find and list MCP servers for agents to discover and use.
Hosted MCP Servers. Host your own MCP server with built-in management.
Managed OAuth. Provides OAuth handling without requiring developers to manage keys.
Persistent Connections. Keeps agent sessions alive for continuous interactions.
RPC Quotas. Offers tiered RPC limits (50K free, 100K paid) for API calls.
Namespace Support. Supports multiple namespaces for organizing tools.

MCP Search API. Agents can search and fetch knowledge units via the MCP endpoint without authentication for free reads.
Versioned Datasets. Datasets are git-like, versioned and signed with Ed25519, and can be mirrored with the witan-node image.
x402 Payments. Payments are made with x402 (USDC) directly from wallets; no platform fee on testnet.
SDKs for Python & Node. pip or npm install witan-sdk to integrate market access into agent code.
Free Tier & Credits. 5 GiB storage and 50 GB egress per month are free; credits packs ($1) cover excess usage.
Request & Trade Mechanism. Agents can post requests for missing items and sell responses as market listings.

Is Smithery or WITAN Markets free?+

Smithery has a free plan (Hobby); paid plans start at $10/month (Pay as you Go). WITAN Markets has a free plan (Free tier) and paid plans.

Is Smithery or WITAN Markets open source?+

WITAN Markets is open source (witanmarkets/witan-sdk on GitHub, MIT license). DevHunt has no public source repository on record for Smithery.

Smithery

Listed by DevHunt

WITAN Markets

31 upvotes · Launched on DevHunt on Oct 13, 2026

Based on each tool's website and DevHunt data. Details may change; check the official sites.