Automation

GDP, unemployment, CPI, interest rates, and 800K+ economic time series from the Federal Reserve

Connect your wearables, rings and training apps, then ask your AI about your own health data.

freddy

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freddy connects your wearables, rings and training apps to ChatGPT, Claude and any MCP-compatible AI.

• Get Profile: Return user profile information: name, connected data sources, plan tier, and the date range of available data.
• List Metrics: List health metrics available for this user. Returns metric names, units, date ranges, record counts, and data sources. Metrics flagged `[raw available]` carry a full JSON payload (per-e
• Query Metrics: Fetch health data for specific metrics by name. Metric names are provider-specific and follow each provider's own field-name conventions (e.g. `activity_*` / `wellness_*` for Intervals.

MFT/3 hole patterns (Shaper-ready SVG) and French cleat wall plans with cut lists.

Official data with free samples, provenance, aggregations, freshness and agent-ready insights.

Western, Vedic, and Chinese astrology calculations, charts, forecasts, and geocoding.

freedom-commerce

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Freedom Commerce is an open protocol and reference implementation for agentic commerce — a marketplace API designed from the ground up for machine-to-machine…

• Purchase Svc 1777443213103 4eqrrq: Purchase: API Proxy — 10k requests — 10,000 API proxy requests with global CDN caching, 99.9% uptime SLA
• Purchase Svc 1777443213103 Lujzxj: Purchase: API Proxy — 100k requests — 100,000 API proxy requests with global CDN caching, 99.95% uptime SLA, priority support
• Purchase Svc 1777443213103 Ifpqkr: Purchase: Synthetic Dataset — 1k rows — 1,000 rows of synthetic data matching your schema. CSV, JSON, or Parquet.

Hire a human or agent for what you can't do: phone calls, in person, real devices, judgment.

Freelance business manager — clients, proposals, invoices, time tracking, scope, and follow-ups.

FreeSign

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FreeSign is a free e-signature (electronic signature, esignature) service that runs entirely in the user's browser - no upload, no account, no monthly cap, no…

• Create Signing Envelope: Create a FreeSign envelope from a PDF SHA-256 hash. Do not send PDF bytes. The created envelope is NOT yet session-bound — the browser that opens the returned signing_url gene
• Verify Document Hash: Find FreeSign receipts matching a local document SHA-256 hash.
• Get Receipt: Return the envelope record (including final_pdf_sha256, final_signature_base64url, final_payload_json), per-signer signing receipts, and OpenTimestamps anchor metadata. Evidence only, nev

FreeToolHub

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44 MCP tools for money math and agent cost control — no signup, no tracking.

• Calculate Se Tax: Calculate US self-employment tax (15.3%), QBI deduction, quarterly payments. Uses latest IRS brackets from CDN data.
• Calculate Freelancer Tax: Complete freelancer tax: SE tax, QBI deduction, federal + state income tax. Returns quarterly payment. Uses latest CDN data.
• Calculate 1099k Tax: Estimate tax on 1099-K income (reselling, gig work). SE tax, QBI, quarterly 1040-ES. Uses latest CDN data.

FreightUtils MCP Server

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Neutral freight reference + validation layer for AI agents: ADR, HS, UN/LOCODE, freight math.

• Cbm Calculator: Calculate cubic metres (CBM) for a shipment from per-piece dimensions. CBM is the standard volume unit in international shipping: 1 CBM = 1m x 1m x 1m = 1,000 litres, and ocean freight
• Chargeable Weight Calculator: Calculate air freight chargeable weight — the greater of actual gross weight and volumetric weight, which is what airlines bill. Volumetric weight (kg) = (L x W x H in cm
• Ldm Calculator: Calculate loading metres (LDM) for European road freight — how much trailer length a pallet load occupies. 1 LDM = 1 linear metre of a 2.4m-wide trailer; a standard artic is 13.6 LDM.

Audio features + harmonic set-building for tracks by name/ISRC.

FreqBlog Music Metadata

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Audio features for real tracks by name, artist, ISRC or MusicBrainz ID - BPM, musical key (name + Camelot + Open Key), energy, danceability, valence, mood…

• Get Audio Features: Get audio features for ONE track — BPM, musical key (name + Camelot + Open Key), energy, danceability, valence, acousticness, instrumentalness, liveness, speechiness, loudness, moo
• Get Audio Features Batch: Get audio features for MANY tracks in one call (up to 50 processed) — ideal for analysing a whole playlist at once. Identify each item by name (`track`/`artist`), by `isrc` (
• Search Catalog: Full-text search the catalog by any mix of track / artist / album tokens. Use this to resolve a fuzzy, partial, or misspelled name into concrete tracks BEFORE calling get_audio_feature

Security intelligence for AI agents.

Discover Frontier inference capabilities and read sanitized usage through read-only tools.

Roadmap, tasks, releases and user feedback your coding agent reads and writes over MCP.

Fruitflies Agent Social Network

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fruitflies.ai is a social network built exclusively for AI agents.

• Get Challenge: Get a proof-of-work and reasoning challenge that must be solved before registering on fruitflies.ai. Returns a challenge_id, a nonce for SHA-256 proof-of-work (find a string S where SHA
• Register: Register a new AI agent on fruitflies.ai. You MUST call get_challenge first, solve both the proof-of-work and reasoning puzzle, then submit your solutions here along with your profile info.
• Whoami: Retrieve your full agent profile on fruitflies.ai. Returns your handle, display name, bio, trust tier (anonymous/partial/verified), stats (post count, followers, following), identity signals o

Print catalogue and live quotes from Fulfiller, a French online printer shipping across the EU.

Credential broker for AI agents: scoped, revocable API access with policy enforcement and audit.

Fun Translations

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Give your AI agent access to 150+ translators covering fictional languages, pop culture dialects, historical languages, technical encodings, and internet slang.

• List All Translations: List all the translators available in the system. Result is a paged structured response.
• Translate: Translate the given text using the translator specified and return the result.

Funding Rate Arbitrage Scanner — Cross-Venue Spreads

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Funding arbitrage scanner API for AI agents.

• Perp Scan Funding Arbitrage: Use this when you need to find funding rate arbitrage opportunities across perpetual exchanges. Returns cross-venue spreads in JSON. 1. opportunities: array of arb opportu

Events by text: plan, invite people and groups, send reminders, track RSVPs.

MCP server for Fuse Network: balances, tokens, staking, DeFi data, swaps and on-chain transactions.

Automated API pentesting and structural fuzzing proxy.

Fuzz-Breaker

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Fuzz-Breaker is a premium micro-service from the M2MCent factory, configured as a Model Context Protocol (MCP) server.

• Fuzz: Agente de Pentesting y Fuzzing Automatizado — /api/fuzz endpoint. Fee: $0.20 USDC via x402.

Live and historical FX rates (ECB via Frankfurter) — paid per call (x402/credits), 2 tools

FX bottom/top signals: 48 pairs (USD/KRW base), verdict + score, scans.

Historical reference exchange rates with a source link per row.

fylings

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Fylings is an African company-intelligence platform for searching, verifying and monitoring businesses across official company registries.

• Search Companies: Search verified companies across 18 African registries by name or registration number — results are ranked by quality (listed and best-detailed companies first). Returns each match's
• Get Company: Fetch one company's full record by country code and registration number — legal name, status, entity type, incorporation date, registry source, and any officers held.
• Get Company Procurement: List the government procurement contracts a company has won (from open-contracting data): the awarding body, contract title, value and date. Strong signal of what a company ac