Machine-first API and MCP server providing AI product search, rankings, comparisons, research, model cost optimization, and dataset queries for autonomous agents, with per-request x402 payments.
Prices and medians update for the tier you select.
Ranked by how closely each one matches Harpd Agent API's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.