saxi.ai

The platform aggregates more than 1,500 publicly available APIs spanning categories such as AI, search, browser automation, speech, messaging, maps, finance, and infrastructure. Each entry includes documentation, usage limits, and validation checks, allowing developers and AI agents to discover and integrate free data sources without building custom connectors. The directory is searchable by capability, collection, or category, and it supports adding new APIs to the catalog.

Target users are developers building AI‑driven applications, autonomous agents, and data‑centric tools that need rapid access to open data. The service is especially useful for projects that require multiple heterogeneous endpoints—such as market sentiment, web scraping, or geocoding—while keeping costs low by relying on free public services.

Distinctive aspects include the breadth of covered domains, the focus on free APIs, and the inclusion of validation metadata that helps ensure reliability for automated consumption. The site also highlights featured APIs and recent community submissions, providing a curated view of resources suited for AI and agent workflows.