Getting Started

Welcome to the TexAu V3 API. This guide will help you make your first API call in under 5 minutes.

Base URL

https://v3-api.texau.com/api/v1/

Authentication

Every request requires an API key passed via the x-api-key header.

curl https://v3-api.texau.com/api/v1/health \
  -H "x-api-key: YOUR_API_KEY"

Don't have an API key yet? Contact us at texau.com to get started.

Your First API Call

Let's enrich a LinkedIn profile:

curl -X POST https://v3-api.texau.com/api/v1/enrich_profile \
  -H "x-api-key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://www.linkedin.com/in/satyanadella"
  }'

Response:

{
  "firstname": "Satya",
  "lastname": "Nadella",
  "headline": "Chairman and CEO at Microsoft",
  "summary": "...",
  "picture": "https://...",
  "industry": "Technology",
  "location": {
    "country": "United States",
    "city": "Redmond",
    "state": "Washington"
  }
}

Check Your Usage

Monitor your credit consumption anytime:

curl https://v3-api.texau.com/api/v1/usage \
  -H "x-api-key: YOUR_API_KEY"

Available Endpoints

57 endpoints across 10 categories.

LinkedIn Enrichment

Endpoint	Method	Credits	Description
`/enrich_profile`	POST	1/call	Enrich a LinkedIn person profile
`/enrich_company`	POST	1/call	Enrich a LinkedIn company page
`/enrich_profiles_bulk`	POST	1/result	Enrich up to 50 LinkedIn profiles at once
`/enrich_companies_bulk`	POST	1/result	Enrich up to 50 LinkedIn companies at once
`/profile_activities`	POST	2/call	Recent posts, comments, and reactions
`/post_activities`	POST	3/call	Paginated comments/reactions on a single post
`/post_details`	POST	1/call	Full post with comments and reactions

Waterfall Enrichment (sync, single-record, multi-source)

Endpoint	Method	Credits	Description
`/email_finder`	POST	5 success · 1 soft · 0 hard fail	Find a professional email (multi-source)
`/phone_finder`	POST	10 success · 1 soft · 0 hard fail	Find a mobile phone (multi-source)
`/email_verifier`	POST	1 success · 0.5 soft · 0 hard	Verify deliverability of an email
`/person_enricher`	POST	2 success · 1 soft · 0 hard fail	Enrich a person from an email
`/company_enricher`	POST	2 success · 1 soft · 0 hard fail	Enrich a company from a domain

Search

Endpoint	Method	Credits	Description
`/people_search`	POST	0.1/result	Search 700M+ indexed LinkedIn profiles
`/profile_search`	GET	0.1/result	Live LinkedIn profile search by name / title
`/post_keyword_search`	POST	6/call	Search LinkedIn posts by keyword

LinkedIn Ads & Lead Search

Endpoint	Method	Credits	Description
`/ad_search`	GET	0.2/result	Search LinkedIn Ad Library by keyword/company
`/ad_details`	GET	2/call	Full ad details with targeting and impressions
`/lead_search`	POST	0.5/result	Advanced lead search with 30+ filters
`/geo_id_search`	GET	0.01/call	Resolve location names to LinkedIn Geo IDs
`/search_reference_data`	GET	0	Valid filter labels for lead search

Web Scraping

Endpoint	Method	Credits	Description
`/web_meta_tags`	POST	1/call	OG, Twitter Card, SEO meta tags
`/web_json_ld`	POST	1/call	JSON-LD structured data blocks
`/web_pixels`	POST	1/call	Tracking pixels and analytics tag detection
`/web_scrape`	POST	1/call	Full-page HTML, Markdown, and links
`/web_social_links`	POST	1/call	Social media profile links grouped by platform
`/web_tech_stack`	POST	1/call	CMS, framework, CDN, and analytics stack detection
`/web_emails`	POST	2/call	Email addresses extracted from multi-page crawl
`/web_sitemap`	POST	1/call	Sitemap URL discovery
`/website_intelligence`	POST	5/call	Flagship all-in-one report + DNS/SSL/headers

Search & Directories

Endpoint	Method	Credits	Description
`/search_bing`	POST	1/call	Bing web search results
`/search_google_trends`	POST	1/call	Google Trends interest over time and by region
`/directory_yellowpages`	POST	1/call	Yellow Pages business directory search
`/slack_channel_members`	POST	2/call	Extract members from public Slack channels

YouTube

Endpoint	Method	Credits	Description
`/youtube_search`	POST	1/call	YouTube video keyword search
`/youtube_video`	POST	1/call	Video metadata and optional captions
`/youtube_channel`	POST	1/call	Channel metadata and statistics
`/youtube_channel_videos`	POST	2/call	Channel video listing

Email (async, batch)

Endpoint	Method	Credits	Description
`/email_finding`	POST	2/result	Find email addresses (webhook delivery)
`/email_finding_inquiry/{id}`	GET	0	Poll email finding results (free)
`/email_verification`	POST	0.5/result	Verify email deliverability (webhook)
`/email_verification_inquiry/{id}`	GET	0	Poll verification results (free)

AI Enrichment

Endpoint	Method	Credits	Description
`/ai_enrich`	POST	2/call · 5/call (Perplexity)	Unified LLM gateway (OpenAI / Anthropic / Gemini / Perplexity)

Custom Functions (local utilities)

Endpoint	Method	Credits	Description
`/clean_domain`	POST	0.5	Normalize and validate a URL or domain
`/predict_gender`	POST	1	Predict gender from a first name
`/encode_uri`	POST	0.5	RFC 3986 percent-encoding
`/count_occurrences`	POST	0.5	Count items in a separated list
`/find_sitemap_urls`	POST	1	Discover URLs on a domain via its sitemap
`/normalize_list`	POST	0.5	Trim + dedupe a separated list
`/identify_email_type`	POST	0.5	Classify email as work/personal/role/disposable
`/extract_urls_emails`	POST	0.5	Extract URLs and emails from text
`/normalize_phone`	POST	0.5	Normalize phone to E.164
`/normalize_company`	POST	0.5	Strip legal suffixes from company names
`/remove_whitespace`	POST	0.5	Collapse multiple whitespace runs
`/format_datetime`	POST	0.5	Format and timezone-convert datetimes
`/find_redirect`	POST	1	Follow redirects / resolve short links
`/distribute_leads`	POST	0.5	Round-robin assignment across labels

System

Endpoint	Method	Description
`/health`	GET	API status check (no auth required)
`/usage`	GET	Real-time credit usage tracking
`/my-endpoints`	GET	List the endpoints enabled on your plan
`/catalog`	GET	Machine-readable catalog for MCP / SDK clients

Next Steps

Authentication

How to use your x-api-key.

Credits & Pricing

Billing models and monthly quotas.

Enrichment

Profile, company, and bulk enrichment.

Waterfall Enrichment

Sync multi-source email, phone, and profile enrichment.

AI Enrich

Unified LLM gateway with templating and structured output.

Custom Functions

14 utility endpoints for cleaning, normalizing, and formatting data.

Web Scraping

9 purpose-built web data extraction endpoints.

LinkedIn Ads & Lead Search

Ad Library search, lead search, and geo ID resolution.

YouTube

Search, video, channel, and listings.

Error Handling

HTTP status codes and retry strategies.

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