exa-cli

CLI for the Exa AI search API. Searches the web, finds similar pages, gets AI-powered answers, retrieves page contents, and explores code context. Use when performing web search, finding similar content, getting AI answers with citations, or retrieving page text.

<examples> <example> Task: Search for AI startups ```bash exa search "hottest AI startups" -n 5 exa search "hottest AI startups" -n 5 --json ``` </example> <example> Task: Find research papers similar to one ```bash exa similar "https://arxiv.org/abs/2307.06435" -n 10 ``` </example> <example> Task: Get an AI answer with citations ```bash exa answer "What is the current valuation of SpaceX?" exa answer "How does CRISPR work?" --stream ``` </example> <example> Task: Get page contents ```bash exa contents https://example.com --text --summary exa contents https://example.com --json ``` </example> <example> Task: Search for code context ```bash exa context "React hooks state management" --tokens 5000 ``` </example> <example> Task: Check API usage ```bash exa usage exa usage --start-date 2025-01-01 --json ``` </example> </examples>

Quick Start

bash

# Install
brew install roboalchemist/tap/exa-cli

# Authenticate
export EXA_API_KEY="your-key-here"
# Or: exa auth

# Search
exa search "query" -n 10 --type auto

Output Formats

•--json (-j) — Structured JSON (all commands)
•--plaintext (-p) — Tab-separated for piping
•--fields — Filter JSON fields: --json --fields title,url,score
•--jq — JQ expression: --json --jq '.results[] | .url'

Authentication

Priority: EXA_API_KEY env var > ~/.exa-auth.json config file.

See reference/commands.md for complete command reference.