by Perplexity
Perplexity is an AI-powered search engine that provides accurate, up-to-date answers with citations. Access raw web search results or grounded LLM responses through Sonar models.
curl -fsSL https://serendb.com/install.sh | bashPay per API call via x402 protocol
by Seren Embed
Text embedding pipeline service that fetches data from x402 publishers, chunks text, generates embeddings via OpenAI, and writes vectors to PostgreSQL/pgvector destinations.
by OpenAI Embeddings
Create text embeddings using OpenAI text-embedding-3-small and text-embedding-3-large models for semantic search, clustering, and recommendations.
by Exa
Exa is the first search engine that's optimized to return exactly what you ask for. We're an applied AI lab developing a novel neural approach to search. And we sell this search usage-based to customers—no ads, just quality. Our ultimate goal is perfect web search: to give users full control over the world's shared data.