head to head/Developer Tools

Etchv vs KalshiSpy

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

Etchv

Invisible Watermarking API for Images, PDFs and Video

community boosts

⚡ 0

pricing

Freemium

what it is

Add an invisible watermark to images, PDFs and video, then detect it to see which copy was shared. Forensic watermarking API with a free trial.

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.