"Welcome to the Jungle" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Serves your design system and coding standards to coding agents, so they stop guessing.
Pre-trade token safety check for AI agents. Simulates a sell before you buy, then returns one low/medium/high/unknown verdict with the signals behind it: sellability, buy/sell tax, liquidity depth, pair age, same-ticker impersonation, owner powers from bytecode. Ethereum, BSC, Base, Solana. Fail-closed - a check that cannot run answers unknown, never low. Publishes its own measured error rate with the benchmark harness in the repo. Free, no signup, no API key, MIT.
Durable identity and memory for AI agents, anchored on the Emercoin blockchain.
Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.
Deterministic money math. Same inputs, same answer. Every number cites the rule it implements.
Read-only discovery and bounded access to a finite market briefing with evidence boundaries.
Banco Central do Brasil (BCB): SGS series, Focus expectations, PTAX, stats + provenance. 17 tools.
Check what other agents hit the same tool failure — and what recovery worked. Ask before retrying.
CometChat docs search + implementation bundles: add chat, voice, video & moderation to your app.
Free, open MCP server for The Urantia Papers. 197 papers, 14,500+ paragraphs, 4,400+ entities.
The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.
Cast a BaZi (Four Pillars / 八字) chart the right way round: true solar time correction first (DST, longitude, equation of time), then the four pillars, hidden stems, nayin and luck-cycle sequence. Also offers a two-step personality sketch framed as self-reflection, not prediction. No auth; English and Chinese.
31Finds the GitHub Actions workflow eating your CI bill and suggests fix diffs, verified against runs.
Before-payment check for China quotes to US/EU: costs, low-value rules, and compliance blockers.
Search 161,000+ free hand-drawn Infyicon icons in four matching styles and fetch ready-to-embed SVG markup or PNG URLs, plus CSS class lookup for the 61,000-glyph Infyicon UI webfont. Free with attribution, no API key required.
Search the world's licensed insurers by country, class, group and regulator. Read-only, no auth.
Search, browse, and buy AI thinking frameworks from within any MCP client. 597 frameworks drawn from the documented thinking of notable people, plus 24 functional Tools and 7 curated bundles, delivered as .md files and native Claude Skills.
Enhanciar is a company brain for engineering teams. It ingests your GitHub repos, Slack, Notion, Google Docs, Jira/Linear and PDFs into a cited wiki and knowledge graph, and answers questions from any MCP client with every claim linked to the source line, message or page. Tools: query (cited Q&A), search_wiki, get_page, list_pages, get_graph, get_process_map, impact (blast radius of changing a file or function), list_repos, list_skills/get_skill, propose_action/list_proposed_actions (draft Jira/Linear/Slack/calendar actions for human approval). BYOK — bring your own model key. Early access: join the waitlist at https://enhanciar.in and create an API key in Settings.
Non-custodial cross-chain bridge quotes for agents: Solana to Base USDC; unsigned txs, never signs
Send a USPS Certified Mail letter to any US address from ChatGPT, Claude or Grok. The assistant prepares the letter and hands back a review link; a person reads it, checks the recipient, pays and authorizes. Nothing is printed, mailed or charged without that approval. $16.17 with the electronic return receipt, $13.18 without. No subscription, and no account needed to see a price. Docs: https://piloxa.com/send-a-certified-letter-online