MCP servers for Perplexity

25M+ products by GS1 barcode (GTIN/EAN): name, brand, photo, Brazilian NCM and CEST tax codes.

Gmail, Outlook, iCloud, Fastmail and any IMAP mailbox for your agent. Scoped OAuth, approved sends.

GNSS positioning and astrodynamics: orbit propagation, passes, GNSS solves, and RINEX QC

Find free math worksheets (Pre-Algebra–Calculus, Statistics) as printable PDFs with answer keys.

SigB (Signal Bureau): maintained, source-traced record of entities and events in your named domain.

25 sales leads with a public funding, hiring or tech signal, source link and draft message each.

Pay-per-call change-intelligence feeds for AI agents over x402 (deps, security, regs, tariffs)

330 production AI-agent services for data, validation, AI, crypto, and x402 pay-per-use.

B2B, GovCon & LegalTech MCP server for live RFPs, contract parsing, compliance & proposal tools.

Read SIGNL4 alerts, teams, users and duty schedules; raise, acknowledge, close and annotate alerts.

AI agents that watch DeFi positions: read a wallet report, draft agents for the owner to sign.

AI-writing detection (EN/ES) that shows the evidence: named tells, hidden characters, citations.

Send documents for e-signature, track signing status, and download signed PDFs. No API key required.

Create and manage trading strategies, bots, webhooks and signals from any MCP client.

Catalog, prices, items, compliance and Siigo data by country, live for AI agents.

Semiconductor fabs, published forecasts and their restatements, each row naming its publisher.

Compares the provided data of a person in Mexico (CURP, name, birth, address) and returns the simila

Firm SGD quotes and delivery in Singapore for office and IT supplies, ink, toner and event print

Find, vet, and run MCP tools through a secure audited gateway with prompt-injection risk scoring

Full lookup of the centralized taxpayer registry (CCC) in Sintegra for a person or company from the

SINTEGRA: ES, official-source lookup. Platform-hosted, pay per query with prepaid credit.