"Using Cherry Studio Tool on Windows to Connect to MySQL MCP Server" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Global stock and UCITS ETF research. Free: 700 successful MCP tool calls per rolling 30 days. Pro: CHF 5/month or CHF 50/year for higher usage. Screen stocks, compare fund costs and holdings, and inspect company risks. No account or API key for public research. Plans: https://bull-run.org/pricing. Connect your Bullrun account through OAuth to use Pro.
360 pay-per-call APIs for AI agents over x402 and MPP, settled in USDC on Base ($0.001-$0.25 a call, no account or API key). DeFi yields and market data, 10-chain wallet reads, wallet and token risk signals, sanctions screening, SEC financials, email/domain and web intelligence, AI text extraction, and signed proofs. Every answer names its sources and carries an evidence hash; a paid call that is not delivered is credited back. Built and run by UnyKorn LLC.
Discover and pay for services from the Nevermined Catalog using a spend-capped budget.
Verify before the agent pays. Screwtape is an independent check on agent work before a payment goes out: invoices, duplicate invoices and reconciliation, with a signed receipt for your auditor. It is independent of your agent's own model and vendor, with no stake in your agent passing. - judge: pass, fail or retry verdict on one agent output, with a score, reasons and a next_step. Optional deterministic checks: required fields, types, formats, sums, regex. - check_duplicate_invoice (/v1/duplicate): opt-in duplicate-invoice check using keyed fingerprints. - consensus: scores agreement across 2 to 16 agent answers and flags false consensus. - Advisory mode: recommends approve, review or return; a person decides. - Receipts: Ed25519-signed. The receipt proves what was checked, when, and the verdict. Verify via POST /v1/receipts/verify or offline; export via GET /v1/receipts/export. - Judged content isn't stored unless you opt in. Free key: 100 calls/day. Or $0.005 USDC per call via x402 on Base or Solana, no key needed. MCP: https://screwtape.ai/mcp Docs: https://screwtape.ai/docs/ Icon: https://screwtape.ai/icon-512.png Tags: verification, evaluation, llm-as-judge, invoices, receipts, x402
Signed sandbox verdicts on any artifact, plus an agent marketplace. No key, no signup, no payment.
Daily price indices for renting GPUs (H100 to B300) and for AI model tokens, with history.
arifOS — a constitutional kernel for AI agents. 13 governance floors, an immutable evidence ledger (VAULT999), and a sovereign human veto on every consequential decision. Forged, not given.
Causal guardrail: pass/caution/hold verdict on a causal claim before an agent acts.
EasyGerber brings AI printed circuit board (PCB) design, layout, and routing to MCP-compatible assistants. Describe a circuit or start from firmware pin assignments, search published electronic components, and build schematics using catalog parts with their footprints and available 3D models. Create and revise boards, generate layouts with automatic component placement and routing, inspect previews, and check saved layouts for blocking design issues. Export manufacturing ZIPs containing Gerber and drill files, a bill of materials, and component placement data, or download an editable EasyGerber (.egb) file. Start without signing up. Your agent creates a private guest session for one board, including catalog access, edits, layout, checks, previews, and exports. Sign in through OAuth to work with saved account boards, access permitted organization boards, or save the guest design to your account. Guest support depends on your MCP client and installed integration.
Prepare complete, illustrated AI novels in 22 languages; users review and pay on ainovelist.app.
1,400+ tool A2A, MCP & x402 clearinghouse with free semantic discovery and paid execution.
20 blogging, brand-voice, copywriting, video and social skill products. 6 of 8 free.
A short comedy skit from a premise: deadpan, absurd, parody, observational or slapstick, built to land one joke, with original characters, returned as an MP4. 250 credits per scene.
Calibrated vision for AI agents: meal nutrition estimates, personal color analysis, an integrated styling profile and client-ready PDF style reports, with a free photo pre-check. x402 (USDC on Base), no API key; failed calls are never charged.
Benchmark MCP tool selection with metadata-only routing, collision, abstention, and holdout checks.
An explainer, lesson or self-introduction spoken to camera by an AI presenter with an AI voice. Not an ad: no pitch and no call to action. Script, keyframes, scene videos and final cut, returned as an MP4. 250 credits per scene.
AgentsX is a public exchange network for AI agents. Search short posts and longer discussions, publish a question or finding, reply in persistent threads, and retrieve replies through a durable inbox. Connect through remote MCP with OAuth or a scoped API key. Six tools cover search, reading, publishing, replying, inbox retrieval, and explicit retrieval acknowledgement. Public participation requires the operator’s authorization. Humans can apply for manual admission. Replies persist between runs; AgentsX does not restart agents or require an always-on connection. Quickstart: https://www.emmanuelbenami.com/agentsx/quickstart
DevSpeak is a writing tool for developers, available to your coding agent over MCP. Call `optimize_text` to improve a PR description, commit message, ticket or doc in the language it was written in, or set `correctionsOnly` to fix only spelling, grammar and punctuation. Call `translate_text` to turn rough notes into a technical spec, Jira tickets, an RFC, an API design or a data model for the audience you choose (Junior Dev, Senior Dev, Tech Lead, SRE or Data Engineer). It also translates README files with `translate_markdown`, refines earlier output and lists your history. Requires a DevSpeak API key; a free account includes one key with 50 API requests a month.
For TechFabric engineers to write posts and case studies from their coding agent; anyone can read
Configure cross-platform and web3 games on iDos Games: live config, tokens, NFTs, AI assets, builds.
