head to head/Developer Tools

Layer vs mailbox.bot

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

Layer

one API for Kalshi and Polymarket

community boosts

⚡ 0

pricing

Paid

what it is

One API for prediction markets. Find markets, stream normalized data, place orders, and track positions across Kalshi and Polymarket.

mailbox.bot

MCP Server for Postal Mail: Install and Tools

community boosts

⚡ 0

pricing

Paid

what it is

Connect outbound mail, gated inbox search, saved OCR, agent duties and handling proposals through MCP. Client presets, tool catalog and shared REST contracts.