head to head/Developer Tools

KalshiSpy vs Plain

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

KalshiSpy

Kalshi API & MCP Server for ChatGPT, Claude and Agents

community boosts

⚡ 0

pricing

Paid

what it is

Kalshi market data for agents: a public REST API of settled results, a keyed live feed of verified trader positions, OpenAPI 3.1 and a hosted MCP server.

Plain

Support built for B2B and developer tools

community boosts

⚡ 0

pricing

Paid

what it is

Plain is a lean, API-first support platform designed for technical products: shared inbox, Slack-native workflows and customer context pulled from your own systems. Support tooling that feels like an engineering tool.