Blog
Guides and tutorials to get the most out of Tlaloc APIs.
Look up a Mexican phone number's carrier and location by API
One call returns the assigned carrier, whether the number is mobile or landline, and its location, from Mexico's IFT National Numbering Plan. With the key caveat: it's the series' carrier, not the ported one.
Read moreValidate Mexican phone numbers: leads and anti-fraud
Before you spend on SMS or calls, clean the list: drop nonexistent series (404), split mobile from landline, and segment by region with IFT data, at 0.01 u per number.
Read moreRegulatory monitoring in Mexico: watch the DOF by API
Mexico's Federal Register (DOF) publishes rule changes every business day with no alert system. Build a compliance watchlist with a 30-line cron and Tlaloc's entity-aware DOF API — about USD 1/month.
Read moreGeocoding in Mexico: get the official admin units, not a guess
Your global geocoder's "neighborhood" isn't Mexico's official colonia. Get INE/INEGI-backed colonia, city block and census unit (AGEB) by API, each with a source and ID.
Read moreHow to search Mexico's Diario Oficial de la Federación by API (semantic + entities)
Search the DOF by meaning, not just exact words: semantic + lexical search, entities (NOMs, agencies, decrees) and full text, 2002 to present, with curl and Python examples.
Read moreStop Asking for the Tax Status Certificate: Validate the RFC in Real Time
Mexico's SAT made it official: you can no longer require the CSF to invoice, and there are fines for those who do. Validate the RFC in real time against the registry — it exists, it's active, it can receive invoices — before you stamp, no manual copy of the CSF.
Read moreValidate CURPs in Batch: From Whole Lists to Ready Results
Send your full list of CURPs in a single request and receive the validated results. No orchestration code, no manual retries, no lost progress.
Read moreValidate Payment Receipts with Artificial Intelligence
Automate SPEI transfer verification by combining an AI assistant with the Tlaloc MCP. Pass a payment receipt image and get instant validation.
Read moreHow to Validate SPEI Payments with the Electronic Payment Proof
Learn how to verify SPEI transfers against Banco de Mexico's official records using the Tlaloc API.
Read moreHow to Set Up the Tlaloc MCP Server
Connect ChatGPT, Claude, or any AI assistant to official Mexican data in minutes. Step-by-step guide to configure the MCP server.
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