"Tools or techniques for controlling a browser to test code changes" matching MCP connectors:

SSRF-safe web intelligence: 32 paid x402 tools, 3 free tools, buyer prompt and guide.

Read-only MVR preflight for trust, permission, evidence gaps, and African market-entry readiness.

Agent-facing intake for HORIZON SHIELD, the Japanese construction estimate auditor.

Independent auditor for Japanese construction & renovation estimates; flags overcharge risk.

Entity resolution — data mapping, SDK code generation, docs search, and error troubleshooting

Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.

400+ pay-per-call tools + 100 skill packs. USDC + USDG on 10 chains, or free via PoW.

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

Live exit costs by venue, depth concentration, and a sealed calls record that keeps its misses.

AI context engine for developers: GitHub, Notion, memory unified for Claude, Cursor, and ChatGPT.

AIOProductOS: revenue, feedback, work and analytics on one customer record. 71 tools, 3 apps.

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

A complete color workflow over MCP: mix, convert, harmonize, measure, and remember palettes.

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

Cello MCP server to launch and manage your User Referral and Partner program — for developers and growth teams.

AgentFeed: 47 tools — our own liquidation tape + tokenized-equity peg data, paid in USDC.

Mocap, rehab biomechanics, threat intel, fleet vision. 21 MCP tools, 10 free. x402/USDC paid.

Connect your AI assistant to Signed and ask about your angel investing in plain English: how the portfolio is doing, what distributions came in this year, what’s sitting in the pitch queue. It's a view into the startups that you've invested in (or are thinking of investing in!)

Discovery, OAuth, project operations, and exact project MCP handoff for Spala backend projects.

MCP server for generating rough-draft project plans from natural-language prompts.