Web Research Assistant with Real-Time Search

A voice agent that performs web searches using Exa API and synthesizes search results into natural conversational responses. The agent can answer questions by searching the web in real-time and providing comprehensive summaries of the findings.

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The numbers

latency—

cost / min—

frameworkCartesia

The stack

telephonyWeb Only

speech-to-textCartesia STT

llmGPT-4o

text-to-speechCartesia Sonic-3

System prompt

No prompt published.

Config

config.json

{
  "temperature": 0.7,
  "tools": [
    {
      "name": "web_search",
      "description": "Searches the web using Exa API with 10 results, fast search type, no livecrawl, and max 1000 characters per result. Returns formatted search results to the LLM for synthesis."
    }
  ],
  "max_tokens": 300,
  "exa_search_params": {
    "type": "fast",
    "livecrawl": "never",
    "num_results": 10,
    "text_max_characters": 1000
  }
}

Tools

web_searchSearches the web using Exa API with 10 results, fast search type, no livecrawl, and max 1000 characters per result. Returns formatted search results to the LLM for synthesis.

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