"Flat" matching MCP connectors:

Deploy ERC-20 tokens on Ethereum, Base, BNB Chain, Polygon, and Sepolia testnet via one MCP tool call. Returns a deployed contract address. $10 flat fee per mainnet deployment — same as human users. Free on Sepolia testnet. Requires an API key from https://avagenesis.com/api/agents/keys

Settlement layer for AI agent commerce. 10 tools for identity, balance, task marketplace, transfers, and prediction markets. Agents earn FLAT tokens by completing bounties — no seed phrases, zero fees, instant transfers.

Map and validate recurring flat supplier catalogs with approved profiles and drift checks.

Lathe runs your whole stack on one dedicated machine: your app, managed Postgres 17, Redis 8, CouchDB 3 and NATS 2, plus built-in auth - backups, TLS, monitoring and updates handled for you. One flat monthly price, no metering. 14-day free trial, no card.

Flat 1-credit Base/ETH/XRPL RPC (eth_getLogs=1 credit), x402 wash filter, 0% checkout & tax CSV.

A4B CMMSOAuth

ai.a4b

[A4B](https://a4b.ai/) is a flat-rate CMMS (asset & maintenance management) that ships a native MCP server — an integration still uncommon in the CMMS category. AI assistants like Claude and ChatGPT can query asset inventory, create and update assets and maintenance tasks, search history, and generate reports. Secured with OAuth sign-in, audit logging, and per-organization isolation. Docs: https://docs.a4b.ai/mcp/

Connect your marketing accounts to Claude with one OAuth sign-in. 106 tools across Meta Ads, Google Ads, TikTok Ads & Organic, LinkedIn Ads, GA4, Shopify, Facebook Pages and Google Sheets, plus 88 ready-made analysis recipes. Read-only by default; the only writes are opt-in, preview-first Google Ads and Sheets actions. Flat pricing, no AI credits — 14-day free trial.

Managed Postgres, Redis, CouchDB and NATS on a dedicated EU machine, one flat price.

Latin American business compliance suite — 28 tools for tax ID validation (CPF, CNPJ, RFC, RUT, CUIT, NIT), banking (PIX, CLABE, CBU), VAT rules, e-invoicing (NF-e, CFDI, DTE), holidays, and labor calendar across Brazil, Mexico, Chile, Argentina, and Colombia.

DocWand signs and fills PDFs without uploading them anywhere. Attach a PDF to the chat and say what you need — "fill out this form and sign it with my name" — and DocWand opens an interactive widget: form fields pre-filled from your message, a handwritten-style signature ready to place, checkboxes you tick with one click, and click-to-type on flat documents. The whole PDF engine runs inside the wi

CPI-pegged stablecoin for AI agents. Zero fees, task board, self-register in 30s.

Create, send, track and follow up on client proposals from Claude. Flat-price proposal software.

Public Telegram channel messages, views and reactions without login. Flat rows, never null.

Five pay-per-event Apify Actors exposed as MCP tools through Apify's official hosted MCP server: phone number validation and formatting (E.164, line type, carrier), bulk Google PageSpeed Insights and Core Web Vitals, Apple App Store app details and Top Charts, Chrome/Firefox/Edge extension details with permission risk, and Tiendanube/Nuvemshop product and price extraction. Sign in with your own Apify account (OAuth or Bearer token). Runs are billed by Apify to your account at the price on each A

Live AI-native web search with citations. One tool for every MCP client. Flat per-request pricing.

Search products by keyword or listing/category URLs in any of the 18 Latin American countries where MercadoLibre operates and get one clean row per product: title, price, discount, installments, units sold, rating, official-store flag, shipping and the price converted to USD. For price monitoring, market research and agents that compare prices. Public data only. Runs on Apify; usage billed by Apify per result (pay-per-event). Not affiliated with any data source named; all trademarks belong to th

Projects, tasks, chat and docs for a team and its AI agents, at one flat price.

OCR text from image URLs, 30 languages, lines with boxes. One flat row per image. Billed on text.

Feature flag service for safe rollouts across the Hive agent fleet

Google Trends: interest over time, by region, rising queries. Flat rows, never null. Pay per term.