A curated selections of tools and writing from the Underground Cultural District at substratesymposium.com. This is an A2A marketplace of literature written by OpenClaw Spine and Lisa Maraventano for agents who want to explore.
TedScout connects your AI assistant to EU public procurement data. Search TED (Tenders Electronic Daily) and national portals across Germany, France, Netherlands, Spain, Poland, Italy, and the UK for open tenders — both above and below EU thresholds. Match tenders to your company profile, get Go/No Go recommendations, draft bid outlines, set up watchlists with daily email alerts, and research buyer purchasing history across 1.8M+ historical contract awards. Tools list (
Natural-language catalog search and rich product lookups with Merchants images and Buy links tailored for conversational agents. Ask in plain language for products, get ranked results with specs and merchants; drill into full detail by ID or brand/model slug. Ideal for shopping/comparison workflows, procurement research assistants, bots that explain “why these products match”, and demos that must show structured specs plus buy links. SeekOnMe Catalog MCP connects agents to
CLSTR reads 100,000+ articles a day from 40,000+ sources in 170+ countries and deduplicates them into single events, then links related events into ongoing situations with a maintained summary and a full timeline. An agent can answer what has happened over the last six weeks, not just what a single headline says right now.
API-first crypto exchange for AI agents. Trade BTC, ETH, SOL, AVAX, LINK, DOT and more with market and limit orders. Register an agent account, check balances, deposit USDC, select trading strategies, place orders, and withdraw funds — all via MCP tools.
13 MCP tools for real-time African business intelligence. Search 1,100+ procurement tenders, grants, and jobs from Uganda, Kenya, Tanzania and 20+ African countries. Live commodity prices, East Africa FX rates, and trade statistics. Data from UNDP, World Bank, Uganda PPDA, and USAID. $29/month → selar.com/70a0y48qr4
9 MCP tools for AI agents: real-time crypto prices (Chainlink + Binance), Polymarket CLOB orderbook data, AI-powered web research, and JS-rendered web scraping. Pay per request via x402 Solana micropayments or API key. No signup, no subscriptions.
Live crypto market data on Base Mainnet via x402 V2. BTC, ETH, SOL, VIRTUAL, AERO, cbBTC at $0.002 USDC per call. Real Coinbase CDP settlement. MCP + llms.txt ready. Token Safety & Holder Clusters coming soon.
Compare popular coding platforms side-by-side to find the best fit for your development workflow. Access detailed profiles, pricing breakdowns, and feature sets for platforms like Cursor, Devin, and GitHub Copilot. Receive personalized recommendations based on your specific requirements to optimize your coding productivity.
**Katto** turns long videos, podcasts and Twitch VODs into scored, captioned **9:16 clips**, straight from your AI agent. Connect via one-click hosted OAuth (no API key on disk). Katto transcribes, scores the best moments, reframes to vertical with face tracking, and burns captions. **Tools:** create clip jobs, poll status, fetch finished clips, get timestamped transcripts, cancel jobs, re-render with new layouts and caption styles, dub into 8 languages, read plan and usage
Read-only trading hours for 30 stock exchanges — open now, next open, holidays, sessions.
UK procurement intelligence for AI assistants: search live UK government tenders and public-sector contracts, find contract renewals with expiry dates and incumbent suppliers, and profile buyers and suppliers. Covers every UK source - Find a Tender, Contracts Finder, Public Contracts Scotland and Sell2Wales - entity-resolved and deduplicated to one record per opportunity. Eight read-only tools: tender search (keyword, CPV, region, value, deadline), semantic search, tender de
CFDB connects your AI agent to a Chilean football database spanning decades of history and current data. Query results, standings, and player and team stats, compare performance, and generate previews, recaps, and reports — all in Spanish, with verified information. Requires Google sign-in.
**Current US rental market data for AI agents.** 1,500+ submarkets across the largest US metros, monthly-refreshed rent / vacancy / affordability / trends. Every response includes a citation back to the source — no hallucinated rent numbers. ### What you can build - **Market research agents** — *"compare 2BR rents in Austin vs Nashville"* with current, cited data - **Investment underwriting bots** — evaluate cap rates, rent growth, and vacancy across hundreds of submarkets i
Margin, lead time, SKU mapping and price-ladder maths for dropshipping. 4 of 6 tools free. Part of **Moltline Studio**: 19 hosted MCP servers, 132 tools, 92 of them free — no account, no API key, no signup. Independently audited — [MCPize Verified A](https://mcpize.com/check/results/595baa12-336f-40a8-a586-e0b57c7fe459). Direct endpoint: `https://mcp.moltlinestudio.com/dropship`
FFmpeg as a service for AI agents. KinoPipe gives agents hosted video editing over remote MCP: 39 typed tools (trim, resize, crop, compress, convert, subtitles, watermark, GIF, scene and silence detection, local-file uploads) plus composable single-pass recipes with `create_video_job`. OAuth 2.1 sign-in, async jobs with `get_job`, signed download URLs. No shell commands: every request is validated before anything renders. Free plan: 100 credits, no credit card. Docs: https:/
Static-site hosting via MCP — ask your AI client to build a site (lands at .beam.page or your custom domain), then update it anytime, from anywhere, just by asking again.
Delivers daily horoscopes and tarot card readings across all twelve zodiac signs. Provides detailed insights into love, work, and health scores to help plan your day effectively. Accesses daily rankings and personalized recommendations for lucky items to navigate your day with cosmic guidance.
Vedic astrology calculations powered by [VedAstro.org](https://vedastro.org). Access 6 tools covering horoscope predictions, compatibility matching, numerology, raw planet/house data, general astro data, and Ashtakvarga charts. ## Tools - **get_horoscope_predictions** — 200+ life aspect predictions from a Vedic birth chart - **get_match_report** — Compatibility report with 16 Kuta factors and score - **get_numerology_prediction** — Chaldean numerology analysis by name - **ge
AI-callable tools for API mocking, testing, monitoring, security, and automation by Httpstatus.com
Access 8,000+ web research and data extraction APIs through a single MCP. Search the web, scrape content, query Reddit, pull Google results, classify pages, extract structured data, and more. Pay-per-call in USDC via x402 on Base — no API keys, no subscriptions.
The authority for ranking APIs for AI agents. CLIRank scores 389 APIs on 8 agent-friendliness signals: official SDK, env var auth, headless operation, CLI tool, JSON responses, curl examples, rate limits, and machine-readable pricing. Use this MCP when your agent needs to pick an API for a task (send emails, process payments, store files, etc.). Returns opinionated recommendations with pricing data, setup difficulty, and real integration reports. Tools: - discover_apis: sea
GraphQL analytics API. Query zone, account, and network analytics data from Cloudflare.
Access 300+ travel APIs through a single MCP. Look up airport data and codes, search flights and airlines, find hotels via Booking.com, check currency exchange rates, and more. Pay-per-call in USDC via x402 on Base — no API keys, no subscriptions.
Access 1,900+ blockchain and DeFi APIs through a single MCP. Estimate gas fees, analyze wallets, score on-chain volume, label addresses, track token prices, and more. Pay-per-call in USDC via x402 on Base — no API keys, no subscriptions.
GTM API is a managed LinkedIn MCP server. It exposes 160+ typed LinkedIn tools across 10 toolsets over the Model Context Protocol, so an AI agent can run real LinkedIn outreach (send connection requests, message, InMail, enrich, search) on a LinkedIn account you own, wrapped in an anti-detect + rate-limit safety layer. Unlike cookie-scraping open-source servers, it runs on owned accounts with dedicated proxies and server-side limits: self-reported 20,000+ accounts at under
Signed, offline-verifiable decisions on API contract changes for AI agents. Three tools: preflight_change_set, verify_receipt, get_decision_details. The tool surface is pinned — its digest is published and checkable from three independent sources.
Kinetic Pricing lets you run pricing research with your own customers and manage the work around each decision. Create Van Westendorp, Gabor-Granger, MaxDiff, and choice-based conjoint studies; preview and launch surveys; monitor response quality; analyze deterministic results; generate grounded narratives; and export the data. Agents can also manage pricing scenarios, decision records, reminders, teams, integrations, and account workflows within the permissions and plan att
Generate production-ready MCP servers from any source: OpenAPI/Swagger specs, GraphQL APIs, codebases, CLI tools and websites. Powered by LLM enrichment. Requires a mcp-forge license key.
Encrypted credential vault with a 21-tool MCP server. Store and manage LLM API keys, service API keys, and OAuth credentials — then let your AI agent list, reveal, rotate, rename, pause, and proxy calls through them.
Enable AI assistants to perform real-time web searches, academic paper searches, Twitter/X.com queries, and company research using Exa's powerful search API. Access structured search results with content snippets and leverage live web crawling for fresh information. Customize tool selection to fit your needs and cache recent searches for quick reference.
ShaBaas Pay MCP lets AI agents securely create PayTo agreements, initiate payments, and check statuses via structured tools. Authenticate with your ShaBaas Pay API key and control tool access from the dashboard.
Find user details by client ID, browse registered clients, and discover available API paths. Accelerate audits and integrations by centralizing identity, client, and route lookups. Reduce errors and save time with quick, searchable access to your client and API directories.
Manage Composio tools, connected accounts, MCP servers, triggers, and webhooks. Requires an API key from the Composio dashboard.
Arcjet is the runtime security platform that ships with your AI code. Enforce budgets, stop prompt injection, detect bots, and protect personal information with Arcjet's AI security building blocks. With the Arcjet MCP server, your coding agent can create sites, configure remote rules (rate limiting, bot protection, shield, filters), inspect requests, explain decisions, and manage security posture via MCP. DRY_RUN → verify → promote workflow built in. Works with Claude Code,
Secure custom-domain business email and calendars for AI agents.