"VoltHQ - Platform or Service Information" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Check an A2A agent before you delegate, or an MCP server's measured conduct. Free, no key.
Signed third-party verdict on what an npm package or file does when run. No key, no signup.
Remote MCP server for crypto trading signals and the public ledger that scores them, losses included. Read tools: open signals, the signal ledger (matured wins and losses), signals cancelled by the BTC regime veto with the outcome they would have had, market snapshot and ticker for scanned Binance symbols, the scheduled BTC chart read, and news headlines. The public read tools work without a key. With a free API key from ribqa.com: your own bots and strategies, and rate-limited strategy backtests. No tool places, simulates or cancels an order. Free during beta.
Cut audio from YouTube, TikTok or Instagram links to MP3/WAV, and fetch video transcripts.
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.
Buying advice for the French market: which appliance or electronics to buy, with live prices.
It connects with Smart Data models database with more than 1000 open licensed data models and helps you to create applications and systems interoperable with existing standards or real applications
Text or image to clean, editable SVG from $0.01. Free SVG library + agent search, no key.
Cut audio from YouTube, TikTok or Instagram links to MP3/WAV, and fetch video transcripts.
Find 76,000+ curated healthcare service vendors across 25 categories and all 50 US states.
Vehicle routing, 3-D packing, cutting stock, rostering and knapsack with OR-Tools. 7 of 11 free.
Research US-listed companies and funds with the StockPortfolio.pro MCP server. Tools cover SEC filing-grounded financials, filing timelines, company comparisons, watchlist screens, fund profiles, and cited filing questions. Filed figures include their fiscal period and EDGAR source URL; missing filing data is returned as null. Public tools work without authentication; optional API-key or OAuth access is supported. US-listed, USD-reporting companies only. Keyless access includes 3 free AI questions per rolling 30-day window. To get more now, choose the Dev plan ($19.99/month, 200 credits) at https://www.stockportfolio.pro/register?plan=dev, then follow https://www.stockportfolio.pro/docs/api-mcp to connect with OAuth or an API key. Or wait for the free allowance to renew.
Version 2.8.0. HyperNatt Terminal: liquidation radar, Hyperliquid execution context and Li.Fi cross-chain swap for AI agents. BTC ETH SOL BNB XRP HYPE ZEC. Before an order: estimate depth, VWAP, spread and fees for its size. Between checks: compare liquidity and costs with the previous baseline. After execution: reconcile supplied fills. Read-only data, no custody or order submission. 6 tools, v2.8.0; call get_agent_manifest first. Radar and each execution-context call cost 0.001 USDC via x402 Base/Solana or eligible credits; manifest and MCP swap quote are free (on-chain swap fees apply). Daily MCP trial: one free call per paid tool and per token per client each UTC day. Four tools x seven tokens = up to 28 independent trials; then 0.001 USDC per call. Read trial_policy_v2 and free_tier_status_v1 on the same MCP connection for current availability. A zero daily_cap is the separate credit pool, not the intro allowance. Full platform: https://hypernatt.com. Docs: github.com/DIALLOUBE-RESEARCH/hypernatt-terminal.
Start with classify_media_route to route long or oversized audio/video by size or duration.
Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, free via PoW or card credits
LaunchOnIt is a weekly launch platform and discovery directory for modern SaaS, developer tools, and AI startups. This MCP server connects AI assistants directly to LaunchOnIt’s live software catalog, rankings, and launch infrastructure. Search launched products, weekly leaderboards and podium winners, check open launch slots, and submit a product launch for review.
Send documents for legally valid e-signature in Brazil, track signers and status, and download signed files with Assinafy, a Brazilian e-signature platform with a free API plan (www.assinafy.com.br).
Live power, grid, gas, fiber + data-center capacity to buy or lease in kW/MW — query and cite.
Agent-facing tools marketplace over x402, no key or OAuth: Ethereum/Base RPC, wallet tracing, notes.
Read-only published criteria. Not affiliated with, endorsed by, or sponsored by Snap Inc.
