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io.github.cryptomfer/cc0company-mcp

by cryptomfer · remote · no sign-in to list tools · v2.0.0 · published by GitHub user cryptomfer

cc0pedia CC0 database + cc0.company agent services as MCP tools, paid per call via x402 on Base.

Final · 2Changes · 22
CompareRegistry entry

29 tools: 2 do something that can't be undone, 22 change things and 5 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http cc0company https://cc0.company/api/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

29 tools

Can't be undone 2Claude Code: ask
  • cc0-printPrint on demand for AI agents, by cc0toshi: turn any image — or any NFT, by its OpenSea link or its address — into a framed print, a canvas or a metal print, made to order and ship…No findings

    Why it is in this group

    • The input addresses people (input.recipient): what it sends cannot be taken back.
    Description, as the server wrote it
    Print on demand for AI agents, by cc0toshi: turn any image — or any NFT, by its OpenSea link or its address — into a framed print, a canvas or a metal print, made to order and shipped worldwide with tracking. $1 USDC per order over x402, then the print itself paid in USDC on Base. Track it live, get a signed webhook on every step, cancel, or file a claim. [PAID: $1 USDC per call via x402]
  • liminal-fiat-fx-qjuk-gLive fiat currency spot rate and inverse rate for any ISO currency pair (e.g.No findings

    Why it is in this group

    • The input addresses people (input.to): what it sends cannot be taken back.
    Description, as the server wrote it
    Live fiat currency spot rate and inverse rate for any ISO currency pair (e.g. USD to EUR, USD to GBP). [PAID: $0.015 USDC per call via x402]
Changes things 22Claude Code: ask
  • cc0-daily-briefHourly-refreshed top-5 CC0 NFT collections digest.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Hourly-refreshed top-5 CC0 NFT collections digest. Returns synchronous JSON with per-collection 24h metrics (volume, sales, floor, holders), cc0pedia editorial context (creator, summary, lore link), and an LLM-synthesized narrative + macro headline. Sources: OpenSea v2 stats, cc0pedia, Anthropic Haiku for synthesis. Cache TTL: hourly. Output license: CC0 — agents may reuse, repost, remix the JSON freely. [PAID: $0.05 USDC per call via x402]
  • cc0pediaThe agentic read API over cc0pedia — the largest machine-readable CC0 database (1,100+ entries: public-domain creators, collections, works).No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    The agentic read API over cc0pedia — the largest machine-readable CC0 database (1,100+ entries: public-domain creators, collections, works). Pay $0.01 USDC per lookup; get ONE entry resolved from a free-text query: provenance, creator, license, on-chain pointers (collection contract addresses / chains / OpenSea), and the full CC0 body. Synchronous JSON, no polling. A miss returns 404 and the payment auto-cancels. Output license: CC0. [PAID: $0.01 USDC per call via x402]
  • cc0pedia-marketLive market for a CC0 asset by slug/contract — token price/FDV/liquidity/volume or NFT floor/volume/owners.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Live market for a CC0 asset by slug/contract — token price/FDV/liquidity/volume or NFT floor/volume/owners. [PAID: $0.01 USDC per call via x402]
  • cc0pedia-verifyLicense oracle: is a contract a documented CC0 work?No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    License oracle: is a contract a documented CC0 work? Returns license + full provenance. [PAID: $0.01 USDC per call via x402]
  • darkfarms-genGenerate crypto Pepe meme art in the style of Darkfarms1 (CC0).No findings

    Why it is in this group

    • The description's first verb is "generate": a word for a change.
    Description, as the server wrote it
    Generate crypto Pepe meme art in the style of Darkfarms1 (CC0). Fine-tuned by cc0toshi on a public-domain corpus. Output is public domain (CC0). Caption guide at https://cc0.company/skill/darkfarms-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/darkfarms-gen.md. [PAID: $0.069 USDC per call via x402; async — returns a job_id to poll]
  • hokusai-genEdo-period ukiyo-e woodblock prints in the Hokusai style, fine-tuned by cc0toshi on public-domain works — crashing waves, Mount Fuji, fishermen and traders, bold inkwork on natural…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Edo-period ukiyo-e woodblock prints in the Hokusai style, fine-tuned by cc0toshi on public-domain works — crashing waves, Mount Fuji, fishermen and traders, bold inkwork on natural pigments. Output is public domain (CC0). Caption guide at https://cc0.company/skill/hokusai-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/hokusai-gen.md. [PAID: $0.069 USDC per call via x402; async — returns a job_id to poll]
  • json-quality-gate-SIZydADeterministic JSON/data-quality inspection for autonomous agents.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Deterministic JSON/data-quality inspection for autonomous agents. Finds null-heavy fields, duplicate array items, shape inconsistencies and compact structural statistics. Returns JSON only. [PAID: $0.035 USDC per call via x402]
  • json-quality-gate-WGgslADeterministic JSON/data-quality inspection for autonomous agents.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Deterministic JSON/data-quality inspection for autonomous agents. Finds null-heavy fields, duplicate array items, shape inconsistencies and compact structural statistics. Returns JSON only. [PAID: $0.035 USDC per call via x402]
  • liminal-domain-age-7bBxAgDomain age and registrar intel via RDAP: registration date, age in days/years, expiry, last changed, registrar name.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Domain age and registrar intel via RDAP: registration date, age in days/years, expiry, last changed, registrar name. [PAID: $0.015 USDC per call via x402]
  • liminal-email-deliverability-YrGJ-QEmail deliverability signals for a domain: MX records, SPF policy, DMARC policy, plus checks and an overall verdict (poor/fair/good/excellent).No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Email deliverability signals for a domain: MX records, SPF policy, DMARC policy, plus checks and an overall verdict (poor/fair/good/excellent). [PAID: $0.015 USDC per call via x402]
  • liminal-ip-geo-78H1ggIP geolocation plus ASN/ISP intel for any public IPv4 or IPv6 address: country, region, city, coordinates, timezone, ISP, org, AS number/name.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    IP geolocation plus ASN/ISP intel for any public IPv4 or IPv6 address: country, region, city, coordinates, timezone, ISP, org, AS number/name. [PAID: $0.015 USDC per call via x402]
  • liminal-spot-prices-8qLh-wLive crypto spot-price snapshots in USD for requested CoinGecko ids, with 24h change.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Live crypto spot-price snapshots in USD for requested CoinGecko ids, with 24h change. Pass comma-separated ids (max 20); defaults to bitcoin,ethereum. [PAID: $0.015 USDC per call via x402]
  • liminal-stack-intel-7g6WFgTech-stack and infrastructure intel for a domain: DNS records, TLS certificate summary, live HTTP probe with hosting/CDN/framework hints (cloudflare, vercel, aws, nginx, nextjs, sh…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Tech-stack and infrastructure intel for a domain: DNS records, TLS certificate summary, live HTTP probe with hosting/CDN/framework hints (cloudflare, vercel, aws, nginx, nextjs, shopify, ...). [PAID: $0.015 USDC per call via x402]
  • mfergpt-askAsk mferGPT anything and get a response in the mfer voice, re-brokered by cc0.company over x402.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Ask mferGPT anything and get a response in the mfer voice, re-brokered by cc0.company over x402. Third-party service — cc0.company pays the mfergpt upstream as an x402 client and adds a commission of max(5%, 0.005 USDC) — the buyer pays buyer_price_usdc. [PAID: $0.055 USDC per call via x402]
  • mfergpt-mferfyTurn any image into a mfer in the mferGPT house style, re-brokered by cc0.company over x402.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Turn any image into a mfer in the mferGPT house style, re-brokered by cc0.company over x402. Pass an image URL as the prompt; returns a mferfied image. Third-party service — cc0.company pays the mfergpt upstream as an x402 client and adds a commission of max(5%, 0.005 USDC) — the buyer pays buyer_price_usdc. [PAID: $0.055 USDC per call via x402; async — returns a job_id to poll]
  • monet-genFrench impressionist paintings in the Monet style, fine-tuned by cc0toshi on Art Institute of Chicago archival public-domain works — water lilies, haystacks, Rouen Cathedral, garde…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    French impressionist paintings in the Monet style, fine-tuned by cc0toshi on Art Institute of Chicago archival public-domain works — water lilies, haystacks, Rouen Cathedral, gardens at Giverny, soft natural light and broken color. Output is public domain (CC0). Caption guide at https://cc0.company/skill/monet-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/monet-gen.md. [PAID: $0.069 USDC per call via x402; async — returns a job_id to poll]
  • sartoshi-genGenerate 1/1 hand-drawn mfer art in the style of sartoshi (CC0) — thin wobbly ink lines, naive doodle style.No findings

    Why it is in this group

    • The description's first verb is "generate": a word for a change.
    Description, as the server wrote it
    Generate 1/1 hand-drawn mfer art in the style of sartoshi (CC0) — thin wobbly ink lines, naive doodle style. Fine-tuned by cc0toshi on a public-domain corpus. Output is public domain (CC0). Caption guide at https://cc0.company/skill/sartoshi-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/sartoshi-gen.md. [PAID: $0.069 USDC per call via x402; async — returns a job_id to poll]
  • schema-drift-guard-ec6XlAChecks JSON records for missing required fields and field-type drift.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Checks JSON records for missing required fields and field-type drift. Designed for API/ETL agents that need a small deterministic contract check before continuing. [PAID: $0.04 USDC per call via x402]
  • schema-drift-guard-nMF_HgChecks JSON records for missing required fields and field-type drift.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Checks JSON records for missing required fields and field-type drift. Designed for API/ETL agents that need a small deterministic contract check before continuing. [PAID: $0.04 USDC per call via x402]
  • text-quality-gate-YW5_EQFast deterministic text acceptance gate for autonomous workflows: word-count bounds, required/forbidden terms, placeholder detection and duplicate-word checks.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Fast deterministic text acceptance gate for autonomous workflows: word-count bounds, required/forbidden terms, placeholder detection and duplicate-word checks. [PAID: $0.025 USDC per call via x402]
  • text-quality-gate-ZM73RgFast deterministic text acceptance gate for autonomous workflows: word-count bounds, required/forbidden terms, placeholder detection and duplicate-word checks.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Fast deterministic text acceptance gate for autonomous workflows: word-count bounds, required/forbidden terms, placeholder detection and duplicate-word checks. [PAID: $0.025 USDC per call via x402]
  • van-gogh-genPost-impressionist oil paintings in the Van Gogh style, fine-tuned by cc0toshi on Art Institute of Chicago archival public-domain works — visible brushstrokes, swirling skies, whea…No findings

    Why it is in this group

    • The description's first verb is "post": a word for a change.
    Description, as the server wrote it
    Post-impressionist oil paintings in the Van Gogh style, fine-tuned by cc0toshi on Art Institute of Chicago archival public-domain works — visible brushstrokes, swirling skies, wheat fields, cypress trees, self-portraits, sunflowers. Output is public domain (CC0). Caption guide at https://cc0.company/skill/van-gogh-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/van-gogh-gen.md. [PAID: $0.069 USDC per call via x402; async — returns a job_id to poll]
Only reads 5Claude Code: allow
  • liminal-dns-lookup-xvSPfADNS records for any domain via DNS-over-HTTPS: A, AAAA, MX, TXT, NS, CNAME.No findings

    Why it is in this group

    • The name "liminal-dns-lookup-xvSPfA" says "lookup": a word for reading.
    Description, as the server wrote it
    DNS records for any domain via DNS-over-HTTPS: A, AAAA, MX, TXT, NS, CNAME. Pass type ALL (default) or a single type. [PAID: $0.015 USDC per call via x402]
  • liminal-http-headers-91moXQFetch any public URL and analyze its HTTP security headers: status, server tech, present/missing security headers, 0-100 score and A-F grade.No findings

    Why it is in this group

    • The description's first verb is "fetch": a word for reading.
    Description, as the server wrote it
    Fetch any public URL and analyze its HTTP security headers: status, server tech, present/missing security headers, 0-100 score and A-F grade. [PAID: $0.015 USDC per call via x402]
  • liminal-url-to-text-yj6VKgFetch any public URL server-side and return clean readable text: page title plus body text with scripts, nav, footers and boilerplate stripped (max 8000 chars).No findings

    Why it is in this group

    • The description's first verb is "fetch": a word for reading.
    Description, as the server wrote it
    Fetch any public URL server-side and return clean readable text: page title plus body text with scripts, nav, footers and boilerplate stripped (max 8000 chars). [PAID: $0.015 USDC per call via x402]
  • mfergpt-loreQuery the mfer lore archive (history, culture, community) by mfergpt, re-brokered by cc0.company over x402.No findings

    Why it is in this group

    • The description's first verb is "query": a word for reading.
    Description, as the server wrote it
    Query the mfer lore archive (history, culture, community) by mfergpt, re-brokered by cc0.company over x402. Pass your search as the prompt; returns matching lore excerpts. Third-party service — cc0.company pays the mfergpt upstream as an x402 client and adds a commission of max(5%, 0.005 USDC) — the buyer pays buyer_price_usdc. [PAID: $0.025 USDC per call via x402]

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 2.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http cc0company https://cc0.company/api/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__cc0company__cc0pedia-search",
      "mcp__cc0company__liminal-http-headers-91moXQ",
      "mcp__cc0company__liminal-dns-lookup-xvSPfA",
      "mcp__cc0company__liminal-url-to-text-yj6VKg",
      "mcp__cc0company__mfergpt-lore"
    ],
    "ask": [
      "mcp__cc0company__cc0pedia",
      "mcp__cc0company__cc0pedia-verify",
      "mcp__cc0company__cc0pedia-market",
      "mcp__cc0company__text-quality-gate-ZM73Rg",
      "mcp__cc0company__schema-drift-guard-ec6XlA",
      "mcp__cc0company__json-quality-gate-WGgslA",
      "mcp__cc0company__text-quality-gate-YW5_EQ",
      "mcp__cc0company__schema-drift-guard-nMF_Hg",
      "mcp__cc0company__json-quality-gate-SIZydA",
      "mcp__cc0company__cc0-print",
      "mcp__cc0company__liminal-stack-intel-7g6WFg",
      "mcp__cc0company__liminal-email-deliverability-YrGJ-Q",
      "mcp__cc0company__liminal-domain-age-7bBxAg",
      "mcp__cc0company__liminal-ip-geo-78H1gg",
      "mcp__cc0company__liminal-fiat-fx-qjuk-g",
      "mcp__cc0company__liminal-spot-prices-8qLh-w",
      "mcp__cc0company__cc0-daily-brief",
      "mcp__cc0company__mfergpt-mferfy",
      "mcp__cc0company__mfergpt-ask",
      "mcp__cc0company__monet-gen",
      "mcp__cc0company__van-gogh-gen",
      "mcp__cc0company__hokusai-gen",
      "mcp__cc0company__sartoshi-gen",
      "mcp__cc0company__darkfarms-gen"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as cc0company. Review it before you use it.