--- title: "Help center" url: "https://lookvalid.com/help.md" canonical_url: "https://lookvalid.com/help" last_updated: "2026-10-20" type: "index" summary: "Answers about plans, credits, accounts and the API, plus a guide for every LookValid lookup: what you send, what comes back and what it costs." related: ["https://lookvalid.com/docs.md", "https://lookvalid.com/pricing.md"] --- # Help center Answers about plans, credits, accounts and the API, plus a guide for every LookValid lookup: what you send, what comes back and what it costs. ## About LookValid What the service does, which lookups exist and how far to trust a result. - [What LookValid is and what it is for](https://lookvalid.com/help/about/what-is-lookvalid.md): LookValid is one API key and one credit balance for phone, email, IP, domain and website lookups. - [Which lookups are available and where they work](https://lookvalid.com/help/about/available-lookups-and-coverage.md): Every lookup you can call today, its endpoint and what one unit costs, read from the live product catalog. - [What affects the quality of a lookup result](https://lookvalid.com/help/about/what-affects-result-quality.md): What a lookup can and cannot tell you, where each answer comes from and how to read found false. ## Plans and billing Plans, credits, invoices, cancelling and refund requests. - [Plans, credits and how they are spent](https://lookvalid.com/help/billing/plans-and-credits.md): The plans, the paid trial, what a credit buys, how unused credits roll over and what is never charged. - [Billing, invoices and payment methods](https://lookvalid.com/help/billing/billing-and-invoices.md): Where to see your plan, your credit balance, how to top up and your receipts. - [Cancelling a plan and asking for a refund](https://lookvalid.com/help/billing/cancel-and-refunds.md): How to stop a plan, what happens to your credits and how a refund request is reviewed. ## Your account and data Signing up, API keys, what we store and how to delete it. - [Create an account and sign in](https://lookvalid.com/help/account/create-an-account.md): Sign up with an email link or Google and get to your dashboard and first API key. - [Create, store and revoke API keys](https://lookvalid.com/help/account/manage-api-keys.md): How to create an API key, where to keep it and what to do if it leaks. - [What LookValid stores about your lookups](https://lookvalid.com/help/account/what-lookvalid-stores.md): The account, billing and lookup records we keep, how long cached results last and where to read the policy. - [Delete your account and its data](https://lookvalid.com/help/account/delete-your-account.md): How to ask for your account to be deleted, and which records are removed once it is gone. ## API, bulk and agents Calling the API, running a CSV in bulk and connecting an AI client. - [Call the API and read its responses](https://lookvalid.com/help/api/use-the-api.md): Base URL, authentication, the response envelope, rate limits and error handling in one page. - [Run a CSV through a lookup in bulk](https://lookvalid.com/help/api/bulk-csv-jobs.md): Upload a CSV in the dashboard, choose a product and a column, and download the results when the job ends. ## How each product works One guide per lookup: what you send, what comes back and what it costs. - [How to use Phone Numbering-Plan Validation](https://lookvalid.com/help/products/phone.md): What Phone Numbering-Plan Validation takes in, which fields it returns and how credits are charged for each lookup. - [How to use Country Calling Codes](https://lookvalid.com/help/products/country-code.md): What Country Calling Codes takes in, which fields it returns and how credits are charged for each lookup. - [How to use Email Domain Check](https://lookvalid.com/help/products/email-domain-check.md): What Email Domain Check takes in, which fields it returns and how credits are charged for each lookup. - [How to use IP Intelligence](https://lookvalid.com/help/products/ip.md): What IP Intelligence takes in, which fields it returns and how credits are charged for each lookup. - [How to use Phone Spam Check](https://lookvalid.com/help/products/phone-spam.md): What Phone Spam Check takes in, which fields it returns and how credits are charged for each lookup. - [How to use Link Safety Check](https://lookvalid.com/help/products/link-safety.md): What Link Safety Check takes in, which fields it returns and how credits are charged for each lookup. - [How to use Carrier Lookup](https://lookvalid.com/help/products/carrier-lookup.md): What Carrier Lookup takes in, which fields it returns and how credits are charged for each lookup. - [How to use VIN Decoder](https://lookvalid.com/help/products/vin-decoder.md): What VIN Decoder takes in, which fields it returns and how credits are charged for each lookup. - [How to use Link-in-Bio Lookup](https://lookvalid.com/help/products/link-in-bio-lookup.md): What Link-in-Bio Lookup takes in, which fields it returns and how credits are charged for each lookup. - [How to use Domain Authority](https://lookvalid.com/help/products/domain-authority.md): What Domain Authority takes in, which fields it returns and how credits are charged for each lookup. - [How to use Domain Age](https://lookvalid.com/help/products/domain-age.md): What Domain Age takes in, which fields it returns and how credits are charged for each lookup. - [How to use Website Scraper](https://lookvalid.com/help/products/website-scraper.md): What Website Scraper takes in, which fields it returns and how credits are charged for each lookup. - [How to use Website Contacts Scraper](https://lookvalid.com/help/products/website-contacts-scraper.md): What Website Contacts Scraper takes in, which fields it returns and how credits are charged for each lookup. - [How to use Site Files Checker](https://lookvalid.com/help/products/site-files.md): What Site Files Checker takes in, which fields it returns and how credits are charged for each lookup. ## Related - [Documentation](https://lookvalid.com/docs.md) - [Plans, trial and credit pricing](https://lookvalid.com/pricing.md)