"Web search without requiring an API key" 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.
Give your AI agent live public data from 70+ platforms: from TikTok, Instagram, YouTube, LinkedIn, X, Reddit, Amazon, Google and more, One key, one response format, 1,000 free credits every month.
Argentine economic statistics sourced from official data (BCRA, INDEC, datos.gob.ar) as tools for AI agents: exchange rates, inflation, rates, reserves, activity, wages and trade. Search series, fetch history, projections with calibrated bands and the BCRA market consensus, weekly summary and release calendar. Independent project, not affiliated with any government agency. Free, attribution required.
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.
Auto-Apply That Ends on an Interview. Job matches, applications sent on the employer's own hiring system, employer-receipt tracking, per-role resumes, cover letters, interview prep.
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.
Swiss phone directory: search people and businesses, reverse number lookup, business categories.
Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.
Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.
Simulate cloud architectures before provisioning. 9 free demo tools; an API key unlocks all 62.
Find experiences and reserve day passes to premium hotel pools, spas, beach clubs and cabanas, no overnight stay. Search live availability, prices and reviews; booking completes on DayPass Website.
Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, free via PoW or card credits
Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.
Pay-per-call x402 data API for AI trading agents: Polymarket arbitrage, kimchi premium & more.
STIX IOCs, CVE lookups w/ EPSS/KEV, ATT&CK dossiers, OFAC wallet sanctions, domain age checks.
Read-only Dutch vehicle knowledge, comparisons, terminology and cited sources for AI clients.
Search products and stores in local physical shops. Find availability, prices, and store locations. Currently focused on hardware stores in Spain.
Read-only access to Floatout plans, launch guides and fee research for branded Hyperliquid perpetuals and prediction market DEXs. No API key required. Documentation: https://docs.floatout.xyz
Korean public procurement law: rule-engine rulings, statutes search, live court precedents
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.