"browser tools" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Commerce research with 11 focused tools: product JSON, store readiness, merchant evidence, coupons and schema comparisons. Free labeled sandbox and eligible 25-call trial; per-result x402 pricing. Setup: https://gethirepulse.xyz/?ref=glama-commerce#start-commerce . Evidence scores do not certify merchant safety. The full gateway retains 26 tools.
Skavio LLC provides 18 hosted MCP tools for native Circle USDC payments via x402 v2 on Base and Solana: transaction verification, recipient/amount matching, blockchain evidence PDFs, DNS/TLS audits and agent utilities. Discovery and status tools are free; paid MCP calls require explicit buyer wallet authorization. The separate standalone Base-only HTTP APIs include USDC Verify (0.02), Match (0.03), Evidence PDF (0.05), and four DeepSeek-only web operations: Fetch (0.01), Search (0.02), Extract (0.02), Extract + Analyze (0.03 USDC). Those HTTP routes are not additional MCP tools. Evidence PDFs are not tax invoices. Docs: https://getskavio.com/x402/docs/ ; seven-route discovery: https://getskavio.com/.well-known/x402 ; support: support@getskavio.com ; privacy: https://getskavio.com/privacy/ ; terms: https://getskavio.com/terms/
Processor fees, charge-to-net, invoice totals and proration. 3 of 6 tools free.
Research public company technology, hiring, Google Ads and contacts in one $0.03 qualifying profile, plus breakout_summary growth estimates. Start with the focused 8-tool B2B profile: https://gethirepulse.xyz/mcp?profile=b2b&ref=glama-registry . Commerce research: https://gethirepulse.xyz/mcp?profile=commerce&ref=glama-registry (11 tools). Full v12 access retains 26 tools. Free labeled example.com sandbox and eligible 25-call trials. Guided setup: https://gethirepulse.xyz/?ref=glama-registry#start-b2b .
Objective Trust ranks MCP endpoints before the caller pays them. Tools: set_objective (free), rank_tools_for_task (API key or $0.005 x402), record_outcome (free). Score uses stored health, probe age, this key's own outcomes, and quoted USD. Sponsored, featured, and click_count are excluded from the score. The caller calls the chosen mcp_url and pays that server. Connect at https://agentshare.dev/mcp/objective-trust.
Pay-per-call MCP tools for agents: 20 free calls a day, then pay per call with x402 (USDC on Base mainnet) or a prepaid spend key. 30 tools — text/data utilities, x402/EVM-native tools (decode an x402 challenge, verify a settlement receipt on-chain, EIP-712 hashing, ABI encode/decode, Merkle-proof verify, keccak256, EIP-55 address checks) and independent providers' tools priced from $0.001. Signed delivery receipts. No sign-up.
Single-connection MCP & A2A gateway indexing 490+ verified tools with x402 & MPP settlement.
Branded invoices and EU e-invoices (ZUGFeRD / XRechnung) for freelancers and small studios. Create, finalize and send invoices, record payments, turn quotes into invoices, handle credit notes and dunning - about 19 tools. Auth: Authorization: Bearer bb_... (API key under Settings > API keys, free plan included). Data hosted in Germany.
Instant QR event photo vault pricing, multi-currency event passes, and album capacity tools.
Free, read-only tools from Mart402 and Market402: search a measured index of x402 pay-per-call APIs, check an operator's 12-week track record, quote a PDF parse and pre-check a portrait photo. Nothing here charges or asks for payment.
Gas fees and USD tx costs on 6 chains, cheapest-chain ranking, URL to Markdown. Pay per call, x402.
Library (L402, x402, Lightning, stablecoins): 18 read-only tools plus 3 writers.
Streamable HTTP JSON-RPC 2.0 MCP Server exposing 9 deterministic B2B SaaS revenue leak detection, Visa CE 3.0 dispute evidence linting, and webhook security tools.
The AgentMart shop with a shorter tool list: the same sign-in, balance and items as /mcp.
128 x402 pay-per-call tools. Crypto, swaps, web, AI. Pay USDC per request.
Pay-per-call APIs built for AI agents: crypto market data, onchain checks, x402 tools, and the web and documents (web search, page fetch and extract, screenshots, PDF to text, an HTTP proxy, x402 marketplace search and pre-pay quotes). No API keys, no signup. Agents pay per call via x402 in USDC on Base.
Pay-per-call company, SEC, recall, package and domain lookups, PDF to markdown, site audits (x402)
Free x402 Lint and Seller Index top 3; paid Security Check, Quote Check and stablecoin tools.
8 pay-per-call agent tools: company card $0.03, page meta $0.002. USDC on Base via x402.
Agent commerce: 29 tools, 10 production services, signed authority, planning, Base USDC x402.