Agent skill

valyu-search

Complete Valyu API toolkit with Search, Answer, Contents extraction, and DeepResearch. Use for web/academic/financial search, AI-powered answers, content extraction from URLs, and async deep research reports. Supports syntax like "Valyu(command, args)" for search, answer, contents, and deepresearch operations.

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Install this agent skill to your Project

npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/devops/valyu-search

SKILL.md

Valyu Complete API Tool

Comprehensive CLI tool for all Valyu APIs: Search, Answer, Contents, and DeepResearch.

Installation

Requirements:

  1. Node.js 18+ (uses built-in fetch)
  2. Set environment variable: export VALYU_API_KEY=your-api-key
  3. Scripts are executable (already set in packaged skill)

Commands Overview

1. SEARCH - Multi-domain search

bash
scripts/valyu search <type> <query> [maxResults]

2. ANSWER - AI-powered answers

bash
scripts/valyu answer <query> [--fast] [--structured <schema>]

3. CONTENTS - Extract content from URLs

bash
scripts/valyu contents <url> [--summary [instructions]] [--structured <schema>]

4. DEEPRESEARCH - Async research reports

bash
scripts/valyu deepresearch create <query> [--model <fast|lite|heavy>] [--pdf]
scripts/valyu deepresearch status <task-id>

1. SEARCH API

Search Types

Type Description Sources
web General web search All web sources
finance Financial data Stocks, SEC, earnings, crypto, forex
paper Academic papers arXiv, bioRxiv, medRxiv, PubMed
bio Biomedical research PubMed, clinical trials, drug labels
patent Patent databases Patent filings
sec SEC filings 10-K, 10-Q, 8-K reports
economics Economic data BLS, FRED, World Bank
news News articles News sources

Usage Examples

bash
# Web search
scripts/valyu search web "AI developments 2025" 10

# Academic papers
scripts/valyu search paper "transformer architectures" 15

# Financial data
scripts/valyu search finance "Apple earnings Q4 2024" 8

# Biomedical research
scripts/valyu search bio "cancer immunotherapy clinical trials"

Output Format

json
{
  "success": true,
  "type": "search",
  "searchType": "web",
  "query": "AI news",
  "resultCount": 10,
  "results": [
    {
      "title": "Article Title",
      "url": "https://example.com",
      "content": "Full content...",
      "source": "web",
      "relevance_score": 0.95
    }
  ],
  "cost": 0.025
}

2. ANSWER API

AI-powered answers with real-time search integration.

Basic Usage

bash
# Simple answer
scripts/valyu answer "What is quantum computing?"

# Fast mode (quicker, less comprehensive)
scripts/valyu answer "Latest AI news" --fast

# With structured output
scripts/valyu answer "Top tech companies 2024" --structured '{
  "type": "object",
  "properties": {
    "companies": {
      "type": "array",
      "items": {"type": "string"}
    },
    "market_summary": {"type": "string"}
  }
}'

Features

  • Fast Mode: Lower latency, finance and web sources prioritized
  • Structured Output: Define JSON schema for consistent responses
  • Source Citations: Returns sources used in the answer
  • Search Integration: Automatically searches relevant sources

Output Format

json
{
  "success": true,
  "type": "answer",
  "query": "What is quantum computing?",
  "answer": "Quantum computing is...",
  "data_type": "unstructured",
  "sources": [
    {
      "title": "Source Title",
      "url": "https://example.com"
    }
  ],
  "cost": 0.032
}

3. CONTENTS API

Extract clean, structured content from web pages.

Basic Usage

bash
# Extract raw content
scripts/valyu contents "https://techcrunch.com/article"

# Extract with AI summary
scripts/valyu contents "https://example.com" --summary

# Extract with custom instructions
scripts/valyu contents "https://example.com" --summary "Summarize key findings in 2 paragraphs"

# Extract structured data
scripts/valyu contents "https://product-page.com" --structured '{
  "type": "object",
  "properties": {
    "product_name": {"type": "string"},
    "price": {"type": "number"},
    "features": {
      "type": "array",
      "items": {"type": "string"}
    }
  },
  "required": ["product_name", "price"]
}'

Features

  • Batch Processing: Process multiple URLs (up to 10)
  • AI-Powered Summarization: Generate summaries with custom instructions
  • Structured Extraction: Extract specific data points using JSON schema
  • Response Length Control: short (25k), medium (50k), large (100k), max
  • Extract Effort: normal, high, auto

Response Length Options

Length Characters Use For
short 25,000 Summaries, key points
medium 50,000 Articles, blog posts (default)
large 100,000 Academic papers, long-form
max Unlimited Full document extraction

Output Format

json
{
  "success": true,
  "type": "contents",
  "urls_requested": 1,
  "urls_processed": 1,
  "urls_failed": 0,
  "results": [
    {
      "title": "Article Title",
      "url": "https://example.com",
      "content": "Extracted content...",
      "data_type": "unstructured",
      "summary_success": true,
      "length": 12840
    }
  ],
  "total_cost": 0.001
}

4. DEEPRESEARCH API

Asynchronous deep research with comprehensive reports.

Research Modes

Mode Use Case Typical Time
fast Quick lookups, simple questions ~5 minutes
lite Balanced research (default) ~10-20 minutes
heavy In-depth analysis, complex research Up to ~90 minutes

Create Research Task

bash
# Basic research (lite mode, markdown)
scripts/valyu deepresearch create "AI market trends 2024"

# Heavy mode with PDF output
scripts/valyu deepresearch create "Climate change mitigation strategies" --model heavy --pdf

# Fast mode for quick lookup
scripts/valyu deepresearch create "Current Bitcoin price trends" --model fast

Check Task Status

bash
scripts/valyu deepresearch status f992a8ab-4c91-4322-905f-190107bd5a5b

Output Formats

  • Markdown: Default, clean formatted report
  • PDF: Add --pdf flag for downloadable PDF
  • JSON Schema: Custom structured output (advanced)

Task Lifecycle

queued → running → completed/failed

Statuses:

  • queued: Waiting to start
  • running: Actively researching
  • completed: Research finished
  • failed: Error occurred
  • cancelled: User cancelled

Create Response

json
{
  "success": true,
  "type": "deepresearch_create",
  "deepresearch_id": "f992a8ab-4c91-4322-905f-190107bd5a5b",
  "status": "queued",
  "query": "AI market trends 2024",
  "model": "lite",
  "created_at": 1759617800000
}

Status Response

json
{
  "success": true,
  "type": "deepresearch_status",
  "deepresearch_id": "f992a8ab-4c91-4322-905f-190107bd5a5b",
  "status": "completed",
  "query": "AI market trends 2024",
  "output": "# AI Market Trends 2024\n\n## Overview...",
  "pdf_url": "https://storage.valyu.ai/reports/...",
  "sources": [
    {
      "title": "Market Analysis 2024",
      "url": "https://example.com",
      "snippet": "Key findings...",
      "source": "web",
      "word_count": 2500
    }
  ],
  "progress": {
    "current_step": 5,
    "total_steps": 5
  },
  "usage": {
    "search_cost": 0.0075,
    "ai_cost": 0.15,
    "total_cost": 0.1575
  },
  "completed_at": 1759617836483
}

Processing Results

With jq

bash
# Get search result titles
scripts/valyu search web "AI" 5 | jq '.results[].title'

# Get answer text
scripts/valyu answer "What is AI?" | jq -r '.answer'

# Get extracted content
scripts/valyu contents "https://example.com" | jq -r '.results[].content'

# Get research output
scripts/valyu deepresearch status <task-id> | jq -r '.output'

# Check if completed
result=$(scripts/valyu deepresearch status <task-id>)
if echo "$result" | jq -e '.status == "completed"' > /dev/null; then
  echo "Research complete!"
fi

Error Handling

All commands return JSON with success field:

json
{
  "success": false,
  "error": "Error message"
}

Exit codes:

  • 0 - Success
  • 1 - Error (check JSON for details)

Use Cases

Research Assistant

bash
# Deep research with PDF
scripts/valyu deepresearch create "Blockchain in healthcare" --model heavy --pdf

News Monitoring

bash
# Latest news
scripts/valyu search news "AI regulation EU" 20

Content Aggregation

bash
# Extract and summarize
scripts/valyu contents "https://blog.com/post" --summary "Key takeaways in bullet points"

Quick Q&A

bash
# Fast answer
scripts/valyu answer "Who won the 2024 election?" --fast

Academic Research

bash
# Search papers
scripts/valyu search paper "CRISPR gene editing 2024" 15

Financial Analysis

bash
# Get financial data
scripts/valyu search finance "Tesla stock performance 2024" 10

Requirements

  • Node.js 18+ - For built-in fetch API
  • VALYU_API_KEY - Environment variable
  • No npm packages - Direct API calls only

Get API key: https://platform.valyu.ai ($10 free credits)

API Endpoints Used

  • /v1/search - Search API
  • /v1/answer - Answer API
  • /v1/contents - Contents API
  • /v1/deepresearch/tasks - DeepResearch API
  • /v1/deepresearch/tasks/{id}/status - Task status

Architecture

scripts/
├── valyu          # Bash wrapper
└── valyu.mjs      # Node.js CLI (all APIs)

Direct API calls using Node.js built-in fetch(), zero external dependencies.

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