head to head/Developer Tools

Layer vs Overwing

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.

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.