LlamaIndex
An open-source framework for connecting private or organizational data to LLM applications through retrieval, data workflows and agents.
Web search and content-extraction APIs for AI applications, helping agents retrieve web context and produce grounded responses.
Core features
- Search current web information
- Extract page content for applications
- Connect retrieved context to AI response workflows
When to use it
Build connected agents, research tools and retrieval applications.
Plans and practical limits
Current free allowances and plan prices were not confirmed in this review; check the official offer before use.
This entry follows the current developer-API positioning rather than assuming older chat features remain available. Verify sources and generated answers.
Sources and review
Official source 1 · Checked 19 October 2026. Based on public official sources; signed-in and paid features were not tested.
Relevant Navigation
Google Gemini Notebook (formerly NotebookLM)
Google’s source-grounded research workspace for answers, summaries, audio overviews and study materials based on provided sources.
Consensus
An AI search and analysis tool for finding research papers and organizing evidence around a question.
scite
Research assistance combining smart citations, full-text search and AI to inspect citation context and evidence.
SiliconFlow
An AI cloud service for text and multimodal model inference through APIs, supporting agents, retrieval and content applications.
Tavily
A web-access API for AI agents that retrieves current web context for research and application workflows.
Hugging Face
A collaboration platform for AI models, datasets and apps, with model discovery, Spaces and optional inference and compute services.
fal
A developer platform for generative media, with image, video and audio model APIs plus custom-model and compute options.