head to head/Developer Tools

KalshiSpy vs Overwing

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.

Overwing

Overwing: guardrails, agent data and legacy-system clearance for AI agents

community boosts

⚡ 0

pricing

Freemium

what it is

Overwing makes five products for AI agents. Guardrails checks text before an agent sends it: pass, fail or review, and one recommended action. Preflight checks a Solana transaction before an agent signs it. Atlas identifies AI crawlers and agents. Beacon says whether your product is reachable by agents. Tower clears agent actions on legacy systems. REST, MCP and A2A.