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You.com API

Freemium
llmapiconversational aisearch apigenerative airagai searchdeveloper toolsnatural language processing

A suite of developer APIs providing access to a web-connected large language model, enabling applications to perform real-time search, have conversations, generate content, and provide accurate, cited answers.


The You.com API is a developer platform from the AI search engine You.com, offering programmatic access to its powerful large language models (LLMs) and real-time web index. It is designed for developers, startups, and enterprises who need to integrate advanced, web-grounded conversational AI and search capabilities into their products. Unlike many standalone LLMs, its unique value proposition is the native fusion of a language model with an up-to-date web index, enabling it to deliver accurate, verifiable responses complete with citations. The platform offers various specialized modes for tasks like retrieval-augmented generation (RAG), coding assistance, and research. This makes it a powerful tool for building next-generation applications that require both conversational intelligence and factual accuracy grounded in current information.

Pros

  • Native real-time web access for up-to-date information, reducing model hallucinations.
  • Built-in citation and source links for generated answers, increasing trust and verifiability.
  • Offers multiple specialized API modes (e.g., RAG, Agent, Code) optimized for different tasks.
  • Provides a generous free tier with 500 monthly credits for testing and personal projects.
  • Supports function calling (tool use) to connect the model to external tools and APIs.

Cons

  • As a newer entrant, it has a smaller developer community and fewer third-party resources compared to giants like OpenAI.
  • Rate limits on free and lower-tier plans can be restrictive for applications with even moderate traffic.
  • The variety of API modes can introduce more complexity than a single, general-purpose endpoint.
  • Performance is dependent on the quality and speed of You.com's proprietary web index.

Key features

  • Web-connected Large Language Models (LLMs)
  • Retrieval-Augmented Generation (RAG) API
  • Smart, Research, and Create Modes
  • Real-time search results integration
  • Structured data output (JSON format)
  • Built-in citation and source attribution
  • Code Generation API
  • Function Calling / Tool Use

Integrations

Python (Official SDK)JavaScript / Node.js (Official SDK)LangChainLlamaIndexcURLREST API

Target audience

Software developers, AI researchers, startups, and enterprise product teams building applications requiring conversational AI, enhanced search, or real-time, web-grounded information retrieval.


Ratings & Reviews

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Key Metrics

Founded

2020

Headquarters

Palo Alto, USA

Pricing Tiers

Free

500 Credits/month. Intended for personal projects and exploration with a rate limit of 3 requests per minute.

Free

Developer

5,000 Credits/month. Geared toward early-stage development with a rate limit of 6 requests per minute.

$10/mo

Scale

30,000 Credits/month. Designed for growing applications with a increased rate limit of 20 requests per minute.

$50/mo

Enterprise

For high-volume production applications. Includes custom credit amounts, the highest rate limits, access to custom models, and dedicated support.

Custom


Frequently Asked Questions


Top Alternatives to You.com API

Perplexity API

A direct competitor focused on providing a conversational answer engine API that also offers real-time web access and citations.

OpenAI API

The market leader, chosen for its powerful general-purpose models (GPT series) and vast ecosystem, though it requires extra work to connect to live web data.

Google Gemini API

A strong alternative from Google integrating powerful multimodal models with its search infrastructure, though its API offering is more generalist.

Brave Search API

This is a good choice if you primarily need raw, unbiased search results from an independent index to build your own RAG system, rather than a pre-packaged answer engine.

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