API AI Tools
Discover and compare the best api AI tools and software. Browse 64+ curated tools with reviews and ratings.
API
21st Agents SDK is the fastest way to add an AI agent to your app. It provides built-in UI, chat history, spend limits, tool execution, memory, and observability.
Anything API turns any browser work into production-ready APIs by creating custom functions that call websites directly. Describe your task and get a deployable API endpoint.
Didit is an all-in-one identity platform that replaces fragmented identity tools with unified KYC, biometrics, liveness, and fraud detection. It offers 500 free checks per month with simple pay-per-use pricing and works globally across devices.
Mercury 2 is the world's fastest reasoning language model that uses parallel refinement instead of sequential decoding. It generates responses simultaneously to achieve over 1,000 tokens per second while maintaining reasoning-grade quality.
WebMCP provides a JavaScript interface that allows web developers to expose their web application functionality as tools for AI agents. These tools are JavaScript functions with natural language descriptions and structured schemas that can be invoked by AI agents, browser assistants, and assistive technologies.
Callio is a unified API gateway for AI agents that provides access to 50+ APIs through a single proxy. It handles authentication, discovery, and execution automatically, working with Claude Code, Cursor, Antigravity, and other MCP-compatible tools.
TIMPs is an open-source AI memory agent that stores facts, preferences, goals, and reflections across sessions. It provides persistent memory with dual-mode search, project isolation, and works fully locally or with cloud models.
Clime is a CLI tool that helps discover, install, and run command-line tools for both AI agents and developers. It provides access to 845 CLIs with curated workflows and structured results.
IPAware provides an unlimited IP intelligence API with flat-rate pricing for accurate IP geolocation and threat detection. It offers VPN/proxy detection and ASN lookup without request limits or overage fees.
Keychains.dev is a secure credential proxy for AI agents that allows them to access APIs without exposing sensitive credentials. Users maintain full control with scoped, transparent, and revocable permissions.