mcp server
free-agent-tools
Free no-auth remote MCP server (streamable HTTP): 16 deterministic tools for business ideas, pricing, hotel OTA fees, SaaS savings, ads notice risk, App Store 4.2 precheck, Japan trips.
Set up
Hosted by its author. Add the URL to your agent — nothing to install.
Settings → Connectors → Add custom connector
Name: free-agent-tools
URL: https://free-agent-tools.vercel.app/mcpsame format Cursor, GitHub Copilot CLI, Junie, JetBrains AI Assistant, Augment (Auggie CLI), Factory Droid, Kiro, Devin CLI +12
Values in angle brackets are placeholders. Restart Claude Desktop after editing its config.Claude Desktop docs
README
synced Oct 17, 2026Free Agent Tools: free remote MCP server
A free, no-auth remote MCP server (streamable HTTP) with 26 small, deterministic tools your AI agent can call: startup pitch roasting, business idea scoring, price headroom, hotel OTA commission, open-source swaps for SaaS bills, Google Ads / Meta Ads notice risk, App Store 4.2 / 4.3 precheck, faceless YouTube reality check, AI infrastructure bottlenecks, viral attention patterns, Japan trip planning, Japan tax-free refund checking, Japan visa / residence permit fees, Japan luggage rules / forwarding cost, the Kyushu travel discount (九州ふっこう応援割), the Japan customs duty-free allowance on arrival, Japan pre-entry TB screening (JPETS), Japan dual pricing (resident vs non-resident prices), a Japan emergency alert decoder (緊急地震速報, tsunami, the level-named warnings since 2026-05-29, 避難指示, J-ALERT), and a Japan permanent residence (永住) guideline check for the 2026-10-01 revision.
Endpoint: https://free-agent-tools.vercel.app/mcp
Landing page with setup for every client: https://free-agent-tools.vercel.app
No API key, no account, nothing to install. Results are rules of thumb and educational estimates, not financial, legal, or investment advice, and every result carries a disclaimer for the user.
Add it
Claude Code
claude mcp add --transport http free-agent-tools https://free-agent-tools.vercel.app/mcp
Claude (desktop / web): Settings → Connectors → Add custom connector → paste the URL.
ChatGPT: Settings → Apps & Connectors → Advanced → Developer mode → Create → paste the URL, no authentication.
Cursor (~/.cursor/mcp.json)
{ "mcpServers": { "free-agent-tools": { "url": "https://free-agent-tools.vercel.app/mcp" } } }
VS Code (.vscode/mcp.json)
{ "servers": { "free-agent-tools": { "type": "http", "url": "https://free-agent-tools.vercel.app/mcp" } } }
Windsurf (~/.codeium/windsurf/mcp_config.json)
{ "mcpServers": { "free-agent-tools": { "serverUrl": "https://free-agent-tools.vercel.app/mcp" } } }
Stdio-only clients
{ "mcpServers": { "free-agent-tools": { "command": "npx", "args": ["-y", "mcp-remote", "https://free-agent-tools.vercel.app/mcp"] } } }
Tools
| Tool | What it does |
|---|---|
roast_pitch | Roast a startup pitch (five judges, one verdict, one change) |
score_business_idea_moat | Score a business idea (MOAT: fund, fix, or flee) |
price_headroom_check | Price headroom from close rate |
thirty_day_cash_check | Do customers fund growth? (30-day cash) |
email_list_reactivation_value | What is an old email list worth? |
hotel_ota_commission_calculator | Hotel OTA commission and direct-booking savings |
saas_self_host_savings | Replace paid SaaS with open source: savings and payback |
list_open_source_saas_alternatives | List open-source alternatives to paid SaaS |
ads_policy_notice_risk_check | Google Ads / Meta Ads notice risk card |
app_store_wrapper_precheck | App Store 4.2 / 4.3 / metadata rejection precheck |
faceless_youtube_reality_check | Faceless / AI YouTube channel reality check |
ai_infrastructure_bottlenecks | AI infrastructure bottlenecks explained |
ai_bottleneck_quiz | Which AI bottleneck constrains your stack? (quiz) |
viral_attention_patterns | How attention spreads online |
viral_attention_quiz | Do you chase, invent, or read attention? (quiz) |
japan_trip_plan | Japan trip plan by city and month |
japan_trip_options | Japan Trip Brain: supported cities, months, travelers |
japan_tax_free_refund_check | Japan tax-free shopping refund check (from 2026-11-01) |
japan_visa_fee_check | Japan visa / residence permit fee (from 2026-10-01) |
japan_luggage_check | Japan suitcase check: Shinkansen oversized-baggage rule + Yamato forwarding cost |
kyushu_travel_discount_check | Kyushu travel discount (九州ふっこう応援割 2026): savings + date/channel eligibility |
japan_customs_allowance_check | Japan customs duty-free allowance on arrival: within/over, duty estimate in yen, cash declaration |
japan_tb_screening_check | Japan pre-entry TB screening (JPETS): TB Clearance Certificate needed? Indonesia from 2027-01-04, exemptions, Panel Clinics |
japan_dual_pricing_check | Japan dual pricing (二重価格): resident vs non-resident prices at Himeji Castle, Nijo Castle (FY2027), Kyoto bus, Kagoshima, Kitakyushu… |
japan_emergency_alert_decode | Japanese emergency alert decoder: 緊急地震速報 EEW (and cancellations), tsunami, レベル4危険警報 and the 2026-05-29 renaming, 避難指示, Nankai Trough, J-ALERT; meaning, level, what to do, 14-language official names |
japan_permanent_residency_check | Japan permanent residence (永住) guideline revised 2026-10-01: which version applies by filing date, spouse 3+1 → 5+3 years from 2027-04-01, 3-year visa transition, 6-month / 2.5-year absence rule, B1 |
All tools are read-only and idempotent.
Plain HTTP APIs
Every tool is also a free JSON API (GET or POST, CORS open, OpenAPI 3.1, /.well-known/ai-plugin.json, llms.txt):
Test it
npx @modelcontextprotocol/inspector --cli https://free-agent-tools.vercel.app/mcp --transport http --method tools/list
Develop
npm install
npm run dev # http://localhost:3000/mcp
npm test # schema and wiring tests
npm run e2e # real MCP client: list tools and call every tool (defaults to production)
Built with Next.js and mcp-handler (MCP SDK v2; serves the
2026-07-28 spec natively with stateless fallback for 2025-era Streamable HTTP clients). Deployed on Vercel.
License
MIT