MCP connectors for ChatGPT

Signal Oracle

Online

Community: Submitted by a user or imported; check the owner before granting access

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

signal-relay

Online

Community: Submitted by a user or imported; check the owner before granting access

Connect AI agents to SocioLogic's synthetic persona platform for market research.

signal

Online

Community: Submitted by a user or imported; check the owner before granting access

The adaptive health-messaging engine for apps and agents — federally-sourced, audience-safe facts, lists & tips, keyless to try.

• Lookup Health Fact: Zero setup — NO key required. Returns ONE already-public federal health fact, list, or tip for a question or topic (e.g. "high blood pressure", "sleep", "type 2 diabetes"), with it
• Create Patient Stream: Create a Signal cued stream for one patient and get the first cue back synchronously. Every cue is federally-sourced, audience-safety-checked, and sequenced on the patient's pri
• Get Next Cued Message: Submit the patient's response to the prior cue and get the next one — federally-sourced, audience-safety-checked, and re-sequenced on that feedback. REFUSES WITHOUT PRIOR-MESSAG

Signal8

Online

Community: Submitted by a user or imported; check the owner before granting access

SEC filings, dilution, insider & institutional ownership, and political-trade data for AI agents.

signaldaemon

Online

Community: Submitted by a user or imported; check the owner before granting access

Narrative & signal intelligence for AI agents: crypto/AI/macro convergence & divergence.

Signaliz

Online

Community: Submitted by a user or imported; check the owner before granting access

B2B lead generation, email verification, company enrichment, and agentic GTM Ops.

signalpipe

Online

Community: Submitted by a user or imported; check the owner before granting access

Agentic Reddit/HN buying-signal detection for Claude Code, Cursor, and Windsurf via MCP.

SignalRaven

Online

Community: Submitted by a user or imported; check the owner before granting access

LinkedIn buying-intent signals, intelligence reports and delivery settings for your workspace.

signals.edge graduation radar

Degraded

Community: Submitted by a user or imported; check the owner before granting access

pump.fun graduation radar for trading bots and AI agents.

SIGNALS Loyalty Agent Platform

Online

Community: Submitted by a user or imported; check the owner before granting access

63 MCP tools for loyalty programs, rewards, and member operations with HITL approval.

Signvoy

Online

Community: Submitted by a user or imported; check the owner before granting access

Send documents for e-signature, track signing status, and download signed PDFs.

SigRank — AI Operator Benchmarking

Online

Community: Submitted by a user or imported; check the owner before granting access

SigRank benchmark MCP: cascade metrics, leaderboard, operator profiles, simulation, diagnostics.

sigtap Agent Tools

Degraded

Community: Submitted by a user or imported; check the owner before granting access

13 paid x402 tools, USDC/Base.

Silent Directive Tools

Online

Community: Submitted by a user or imported; check the owner before granting access

Free tools: 2026 API shutdown scanner, small-business website auditor, photo resale estimator.

Silicon Friendly

Online

Community: Submitted by a user or imported; check the owner before granting access

Directory rating websites on AI-agent-friendliness.

Simap

Online

Community: Submitted by a user or imported; check the owner before granting access

simap MCP — Swiss public procurement tenders and awards (keyless).

Simbad

Online

Community: Submitted by a user or imported; check the owner before granting access

CDS SIMBAD — astronomical object database (~14M objects) via TAP/script

Similaridade de Identidade (Argentina)

Online

Community: Submitted by a user or imported; check the owner before granting access

Compares the provided data of a person in Argentina (DNI, name, birth, address) and returns the simi

Similaridade de Identidade (Brasil)

Online

Community: Submitted by a user or imported; check the owner before granting access

Compares the provided data of a person in Brazil (CPF, name, birth, address) and returns the similar

Similaridade de Identidade (México)

Online

Community: Submitted by a user or imported; check the owner before granting access

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

similarity-search-api-sdk

Online

Community: Submitted by a user or imported; check the owner before granting access

Stateless NMI + cosine fusion with entropy-driven alpha calibration

simplefunctions

Online

Community: Submitted by a user or imported; check the owner before granting access

Calibrated world model for AI agents.

Simples Nacional

Online

Community: Submitted by a user or imported; check the owner before granting access

Looks up a company's status in the Simples Nacional tax regime from the CNPJ, including opt-in and b

Simpson Strong-Tie Agent

Offline

Community: Submitted by a user or imported; check the owner before granting access

Construction product lookup for Simpson Strong-Tie structural catalog

Deploy sims to any screen.

Simsima Connectivity

Online

Community: Submitted by a user or imported; check the owner before granting access

Search, recommend & buy travel eSIM data plans for 190+ destinations via AI agents.

Deploy sims to any screen.

simulate-monte-carlo

Online

Community: Submitted by a user or imported; check the owner before granting access

Real Monte Carlo simulation of a compound event/conditional probability.

Simulatte — Synthetic Consumer Research

Online

Community: Submitted by a user or imported; check the owner before granting access

Simulatte runs your business decisions past a persona pool grounded in real buyer data (open web, CRM, or voice interviews) and returns how the market reacts…

• Simulatte Menu: Show the Simulatte home menu: the study catalogue (SKUs + credit cost each), the current credit balance, and the workspace's persona pools (standard + custom). Call this whenever the u
• Simulatte Describe Sku: Describe what a specific Simulatte study (SKU) needs before you run it: required inputs, optional inputs, and the allowed values for choice fields (e.g. Creative Audit's object
• Simulatte List Pools: List all persona pools in your Simulatte workspace. Returns pool IDs, names, markets, and sizes. Use pool IDs in simulatte_run_study to target a specific audience segment.

Singapore Payments (HitPay — PayNow QR)

Offline

Community: Submitted by a user or imported; check the owner before granting access

Singapore payments for AI agents — PayNow QR via HitPay.