Tools to reduce LLM API costs and optimize token usage
Machine-readable web-search API that AI agents can pay for per call using USDC via x402 protocol and MCP integration.
Unified AI API for video, music, image, and LLM generation β one API key for Kling, Suno, Flux, Claude, Gemini, DeepSeek and more.
Save tokens by loading only relevant tools - watches repo and task, walks a graph of 91k+ skills, 467 agents, 10.7k MCP servers to recommend a small bundle.
Multi-agent AI runtime with OS-inspired primitives β job scheduling, DAG orchestration, memory, tool execution and real-time observability, built with FastAPI, Celery, PostgreSQL and LiteLLM.
Open-source LLM gateway that unifies 100+ providers with automatic fallback and cost tracking.
An MCP server that lets AI assistants save and share answers across sessions so your research persists.
Cut LLM API costs without breaking responses by optimizing prompt token usage.
An API service for voice emotion detection with real-time short-audio and async long-audio modes, plus Python/JavaScript SDKs.
Our #1 pick is Superhighway (4.6/5), followed by RunAPI (4.5/5). Rankings are based on hands-on testing across features, pricing, and real-world performance.
Every tool is scored on a 5-point scale across features, ease of use, pricing & value, reliability, and integrations. We re-test monthly so rankings stay current.