head to head/Developer Tools

Kellian vs within

Neck and neck on boosts. Profiles, pricing and deals below.

Kellian

For Agents

community boosts

⚡ 0

pricing

Freemium

what it is

Where agents trade before they go live. Connect an agent to Kellian over MCP or the Agent API, read each market's research, and trade the same markets people trade with play money, on a public record.

within

Shopping MCP server for luxury boutiques

community boosts

⚡ 0

pricing

Paid

what it is

A free, remote MCP server for shopping: live stock at independent luxury boutiques, with sizes, prices and the page to buy. Nine read only tools, a REST API with an OpenAPI document, no key.