MCP connectors for ChatGPT

Gridscoot

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AU price comparison via MCP — search, compare, track.

Gridstatus

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GridStatus MCP — wraps the GridStatus.io REST API (api.gridstatus.io/v1)

grith-mcp

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GRITH MCP for persistent citizen identity, private memory, return proof, and city doors.

grocery

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Signed US food & grocery data: Kroger prices, nutrition, allergens, recalls, diet filters.

Grocery MCP

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Search direct grocery storefronts and create product-link pickup handoffs.

ground-motion

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Measured ground motion per US address (NASA InSAR).

groundcheck

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Verify claims, resolve FIGI identity, extract claims, and sign x402 delivery receipts over MCP.

Grounders MCP

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Multiple Google accounts (Gmail, Calendar, Drive, Contacts, Tasks) in one Claude connector.

Groundtruth — Ask Real Humans

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Human-in-the-loop user research: ask real people what the web can't answer, get verbatim replies

GroundTruth — subsurface scan QA & trade estimating

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Two independent AI models read a GPR, locate or pipe scan and flag the do-not-core call.

GrowSurf

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Build and manage GrowSurf referral and affiliate programs through AI assistants.

GRTwo Docs

Degraded

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

Publish and share Markdown/HTML docs from AI assistants.

Gryz

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Cross-agent memory your users own, plus one-step doc publishing.

Gsa Auctions

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GSA Auctions API MCP — US federal government surplus auctions (keyed).

Gsa Calc

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GSA CALC+ ceiling labor rates — what vendors may charge per hour under GSA

Gsa Perdiem

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GSA Per Diem MCP — wraps the GSA Per Diem API v2 (api.gsa.gov)

GST Validator

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Validate Indian GSTINs locally (Verhoeff), extract PAN, identify issuing state.

GTD Brain

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Getting Things Done (GTD) board for AI agents: capture to Inbox, next actions by context, projects, waiting-for, someday/maybe.

• Capture: GTD capture: add a card straight to the Inbox. The go-to tool for anything the user mentions they need to do, remember, or follow up on — capture first, clarify later; no column lookup needed
• List Next Actions: List the cards in the Next Actions column, in board order. This answers 'what should I do now / what can I work on'; optionally filter by GTD context (where the user is or what they
• List Projects: List the cards in the Projects column, in board order. A project is any outcome needing more than one step; use this to check each has a next action. Use this instead of list_columns +

Gtex

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GTEx — Genotype-Tissue Expression human gene-expression atlas

GTH Intelligence - Substance Abuse Treatment Finder

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Search 12,338 curated, SAMHSA-sourced addiction treatment facilities across all 50 US states.

GTH Intelligence — Substance Abuse Treatment Finder

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Search 12,373 SAMHSA-verified substance abuse treatment facilities across all 50 states by zip code, service type, and competitive density.

• Search Facilities: Search for addiction treatment and mental health facilities. Filter by US state, city, treatment type, and insurance. Returns facility names, locations, programs, insurance, phone n
• Get Facility Detail: Get detailed information about a specific treatment facility by name. Returns programs offered, insurance accepted, phone number, website, and a description.
• List States: List all US states that have treatment facility data available, along with the count of facilities in each state. Useful for understanding geographic coverage before searching.

Gtin

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Barcode / GTIN validation MCP (EAN-13, UPC-A, EAN-8, GTIN-14).

GTM API: LinkedIn MCP Server

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GTM API is a managed LinkedIn MCP server.

• List Toolsets: List the available toolsets (domains) on this server. Each toolset groups related tools (e.g. linkedin.messaging, id.billing). Start here, then get_toolset_tools to inspect one, then ca
• Get Toolset Tools: List the tools in a toolset. Default (lite) returns name + title + one-line summary; pass verbose:true for full descriptions, safety flags, and parameter names. Run one via call_too
• Call Tool: Execute any tool by name (discovered via get_toolset_tools) with its arguments object. Behaves exactly like calling the tool on its domain mount. Dangerous tools still require the two-step

Guardian Engine

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Deterministic recipe verification engine — validates AI-generated recipes against master SOPs.

Guardrail MCP

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Deterministic preflight checks for credentials, fund transfers, writes, and prompt overrides.

Guatemala Payments (Recurrente — cards (Recurrente))

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Guatemala payments for AI agents — cards (Recurrente) via Recurrente.

Guava Wallet Intelligence

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Crypto security, honeypot detection, wallet analysis, and token risk scoring across 31 blockchains.

Guess MIME from a file extension, name discarded

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Guess MIME from a file extension, name discarded

guide-registry

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Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine.

guide-registry

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Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine.