All connectors

Predictive Signals, Company Search, Sector Trends and Contacts for PEs, IBs, M&A dealmakers.

Deduplicated, entity-resolved funding rounds, acquisitions, and exec moves as MCP tools.

Beta.

signals.edge graduation radar

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

SIGNALS Loyalty Agent Platform

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

Audit and build email signatures that survive Gmail, Outlook desktop and Apple Mail.

Angel investor portfolio, startup deal pipeline, and CRM data from your Signed account.

SIGNLD

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Give your agent grounded access to your SIGNLD workspace: your connected business systems, your Knowledge Graph, and your Decision Topics.

• List Workspaces: Lists the SIGNLD workspaces this user can access, marking the active one. All other tools operate on the active workspace.
• Select Workspace: Switches the active SIGNLD workspace for this user's MCP session. Takes effect from the next tool call.
• Get Guide: Returns SIGNLD's authoritative how-to guide. Call get_guide('sql') once per session BEFORE composing SQL that touches KG entities/metrics; 'kg-authoring' before any update_knowledge_graph;

signomy

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Governed agent city-state.

• Chat Join: Join the governed CIVITAE COMMAND channel. Call this before chat_read or chat_send. MO§ES™ governance state is applied immediately on join.
• Chat Read: Read governed messages from a CIVITAE channel. Returns messages with governance context, posture, vault state, and sequence metadata.
• Chat Send: Post a message into a governed CIVITAE channel. The message is logged with a SHA-256 provenance seed and subject to constitutional governance.

Send PDFs for legally binding e-signature, free and unlimited.

SignSimple

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Send PDFs for legally binding electronic signature, free and unlimited.

• Send For Signature: Send a PDF document for legally binding electronic signature via SignSimple (free, unlimited). Provide the PDF as a fetchable URL or base64, plus recipient name(s) and email(s). Ea
• Get Document Status: Check the status of a document previously sent for signature: overall state (sent/completed/declined/expired/voided), per-recipient progress (pending/viewed/signed), and the signe
• List Documents: List the 25 most recent documents sent from the connected SignSimple account, with status and signed-PDF URLs where complete. Requires a SignSimple API key.

Signvoy

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

SignWell

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Model Context Protocol server that orchestrates SignWell's e-signature workflows — create, send, track, and manage documents and templates.

• File Store: Store a user's existing file for upcoming SignWell requests. Returns a file_token you can pass to document/template tools. IMPORTANT: This tool is for the USER'S EXISTING FILES only. Do NO
• File Validate Text Tags: Validate text tags in a PDF before creating a template or document. RECOMMENDED WORKFLOW: file_store → file_validate_text_tags → template_create/document_create Accepts a PDF
• Document Create: Create a SignWell document (always created as a draft). CRITICAL RULES: - Do NOT read, parse, extract, or verify file contents before uploading. The user already knows what is in the

Query contacts, companies, relationships, and communication metrics from SigParser.

SigRank — AI Operator Benchmarking

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

sigtap Agent Tools

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13 paid x402 tools, USDC/Base.

SigTAP Agent Tools

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13 x402-paid AI outreach tools: cold-email generation, deliverability audit, email grading, hash/UUID/JSON utilities.

• Catalog: List all 12 paid tools with live prices + free preview routes (FREE, no payment)
• Deliverability Audit: SPF/DKIM/DMARC deliverability audit for a sending domain ($0.003 USDC on Base, x402)
• Email Grade: 12-point cold email score with concrete fixes ($0.005 USDC on Base, x402)

Portfolio-aware finance tools: drift, risk, earnings, benchmarks, news, tax harvesting

Browse and purchase premium ostomy bag covers, support belts, swimwear, wraps, panties, lingerie, and stoma protectors from SIIL Ostomy.

• Search Products: Search SIIL Ostomy products by keyword, category, or price range. Args: query: Search keywords (matches product name, SKU, description). Examples: "belt black", "swimwear", "panties",
• Get Product: Get full details for a specific SIIL Ostomy product. Provide either product_id or sku. Returns complete product information including description, images, attributes, variations, and pric
• Get Categories: List all SIIL Ostomy product categories with product counts. Returns categories like Belts, Swimwear, Panties, Wraps, Lingerie, Accessories/Protectors, and Kids.

siimaster

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Asesor contable tributario chileno con IA.

• Listar Entidades: [TAGS: tipo=lectura, requires_browser=false, requires_clave_sii=false, idempotente=true] Lista todas las entidades (empresas y personas naturales) gestionadas. Úsalo al inicio o si e
• Subir Certificado Dte: [TAGS: tipo=escritura, requires_browser=false, requires_clave_sii=false, idempotente=false] Sube y registra el certificado digital (.pfx) requerido para emitir DTE. El certifica
• Eliminar Entidad: [TAGS: tipo=escritura, requires_browser=false, requires_clave_sii=false, destructivo=true, idempotente=false] Elimina una entidad de tu cuenta SIIMaster (registry + clave cifrada). R

Silent Directive Tools

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

Dated, sourced semiconductor data: chip costs, HBM/wafer pricing, fab capacity, policy, forecasts.

Silicon Friendly

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Directory rating websites on AI-agent-friendliness.

Silicon Nexus

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API-first memory vault and task swarm for autonomous AI agents.

• Nexus Write Memory: Write data to this agent's Memory Vault.
• Nexus Read Memory: Read data from this agent's Memory Vault.
• Nexus Create Task: Delegate a sub-task to the Nexus swarm queue.

Human-in-the-loop API for AI agents.

Simap

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

Simbad

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

AI-native mock API server with MCP.

Similaridade de Identidade (Argentina)

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

Similaridade de Identidade (Brasil)

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