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      "title": "The Future Is Now: Why L402 Is the Internet-Native Payments Protocol for Agents",
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        "Michael Levin"
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      "category": "bitcoin-lightning",
      "summary": "Lightning Labs announcement of developer tools built on L402 and LangChain, including LangChainBitcoin. With these tools, agents can hold a Bitcoin balance, send and receive over Lightning, and pay for L402-gated APIs.",
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        "Gigi",
        "Evan Feenstra",
        "Paul Itoi"
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      "url": "https://github.com/Podcastindex-org/podcast-namespace/blob/main/docs/examples/value/value.md",
      "type": "spec",
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      "summary": "Podcasting 2.0 specification (v1.4) for a feed-level \"value block\" that lets listeners stream near-real-time Lightning micropayments directly to creators (for example via keysend), calculated per minute of consumption.",
      "tags": [
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        "Suat Mercan",
        "Enes Erdin",
        "Kemal Akkaya"
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      "url": "https://arxiv.org/abs/2012.10576",
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      "summary": "Proposes a protocol that lets resource-constrained IoT devices use Lightning through a gateway node, with 3-of-3 multisignature channels so the device signs every channel operation. It was demonstrated on a Raspberry Pi in a toll-payment scenario.",
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      "title": "The Bitcoin Lightning Network: Scalable Off-Chain Instant Payments",
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        "Thaddeus Dryja"
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      "url": "https://lightning.network/lightning-network-paper.pdf",
      "type": "research-paper",
      "category": "bitcoin-lightning",
      "summary": "Foundational paper (draft v0.5.9.2) proposing a decentralized network of micropayment channels whose value transfers happen off-blockchain. The aim is to scale Bitcoin to high transaction volumes without custodial third parties.",
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        "bitcoin",
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        "research"
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      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightninglabs/lightning-agent-tools",
      "type": "repo",
      "category": "bitcoin-lightning",
      "summary": "AI agent toolkit (skills plus an MCP server) for Lightning payments: node operation, L402 API payments, paid endpoint hosting and scoped macaroon credentials. Its default security model uses a remote signer that keeps private keys off the agent machine.",
      "tags": [
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        "l402",
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        "security"
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      "date_published": null,
      "url": "https://docs.lightning.engineering/the-lightning-network/l402",
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      "date_published": null,
      "url": "https://docs.lightning.engineering/the-lightning-network/l402/protocol-specification",
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      "category": "bitcoin-lightning",
      "summary": "Specification of the abstract L402 HTTP and gRPC protocols. It defines the \"L402\" authentication scheme, which carries credentials as macaroon:preimage pairs.",
      "tags": [
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        "lightning",
        "macaroons",
        "identity"
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      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightninglabs/L402",
      "type": "repo",
      "category": "bitcoin-lightning",
      "summary": "Repository for L402, an open protocol for paying for and authenticating access to APIs over the Lightning Network. The server's 402 response carries a macaroon and a Lightning invoice, and the client re-sends the request with the macaroon and the payment preimage.",
      "tags": [
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        "lightning",
        "macaroons",
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      "publisher": "GitHub (Lightning Labs)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightninglabs/aperture",
      "type": "repo",
      "category": "bitcoin-lightning",
      "summary": "Aperture is an L402 reverse proxy for gRPC and REST backends that gates access behind Lightning payments. The repository states it is used in production by Lightning Loop.",
      "tags": [
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        "lightning",
        "m2m-payments"
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      "publisher": "GitHub (Lightning Labs)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightninglabs/LangChainBitcoin",
      "type": "repo",
      "category": "bitcoin-lightning",
      "summary": "Tools that give LangChain agents access to Bitcoin and the Lightning Network, including LLM agent BitcoinTools for an lnd node and an L402 HTTP API traversal wrapper.",
      "tags": [
        "lightning",
        "l402",
        "bitcoin",
        "agent-wallets"
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      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightning/bolts",
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      "category": "bitcoin-lightning",
      "summary": "Repository of the BOLT specifications, which define the Lightning Network layer-2 protocol for off-chain bitcoin transfer. They cover messaging, peer channel management, transactions, onion routing and invoices.",
      "tags": [
        "lightning",
        "bitcoin",
        "m2m-payments"
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      "id": "bolt-11-invoice-protocol",
      "title": "BOLT #11: Invoice Protocol for Lightning Payments",
      "publisher": "GitHub (lightning/bolts)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightning/bolts/blob/master/11-payment-encoding.md",
      "type": "spec",
      "category": "bitcoin-lightning",
      "summary": "Lightning specification for a simple, extendable, QR-code-ready protocol for requesting payments over Lightning (BOLT 11 invoices).",
      "tags": [
        "lightning",
        "bitcoin",
        "micropayments"
      ],
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      "last_checked": "2026-10-20",
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      "title": "BOLT #12: Negotiation Protocol for Lightning Payments",
      "publisher": "GitHub (lightning/bolts)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightning/bolts/blob/master/12-offer-encoding.md",
      "type": "spec",
      "category": "bitcoin-lightning",
      "summary": "Lightning specification for offers, invoice requests, invoices, invoice errors and payer proofs. It is designed to address limitations of the BOLT 11 invoice format.",
      "tags": [
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        "bolt12",
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        "identity"
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      "authors": [],
      "date_published": null,
      "url": "https://bolt12.org/",
      "type": "docs",
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      "summary": "Explainer site for BOLT 12, a protocol upgrade to the Lightning Network that enables reusable payment requests, stronger receiver privacy and better censorship resistance.",
      "tags": [
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        "bolt12",
        "bitcoin"
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      "date_published": null,
      "url": "https://github.com/nostr-protocol/nips/blob/master/47.md",
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      "category": "bitcoin-lightning",
      "summary": "Nostr Implementation Possibility that defines a standardized protocol for clients to access a remote Lightning wallet over Nostr, with commands such as pay_invoice and make_invoice.",
      "tags": [
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        "nostr",
        "nwc",
        "agent-wallets"
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      "id": "bitcoin-whitepaper",
      "title": "Bitcoin: A Peer-to-Peer Electronic Cash System",
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      "authors": [
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      "date_published": null,
      "url": "https://bitcoin.org/bitcoin.pdf",
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      "tags": [
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        "research"
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      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightninglabs/lnget",
      "type": "repo",
      "category": "bitcoin-lightning",
      "summary": "A wget/curl-style command-line client that pays L402 Lightning invoices automatically, caches the resulting tokens and retries the request. Per the docs it offers JSON output, a per-request spending cap and an MCP mode for agents.",
      "tags": [
        "l402",
        "lightning",
        "agent-wallets",
        "tools",
        "mcp"
      ],
      "verified_at": "2026-10-20",
      "featured": true,
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      "title": "L402 and lnget (lightning-agent-tools docs)",
      "publisher": "GitHub (Lightning Labs)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/lightninglabs/lightning-agent-tools/blob/main/docs/l402-and-lnget.md",
      "type": "docs",
      "category": "bitcoin-lightning",
      "summary": "Lightning Labs guide on how agents use lnget to reach L402-gated endpoints, covering backend options (lnd, Lightning Node Connect, embedded Neutrino) and bounded per-request spending.",
      "tags": [
        "l402",
        "lightning",
        "agent-wallets",
        "security"
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      "verified_at": "2026-10-20",
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      "title": "getAlby/mcp",
      "publisher": "GitHub (Alby)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/getAlby/mcp",
      "type": "repo",
      "category": "bitcoin-lightning",
      "summary": "An MCP server that connects an LLM agent to a Lightning wallet over Nostr Wallet Connect (NWC).",
      "tags": [
        "lightning",
        "nwc",
        "nostr",
        "mcp",
        "agent-wallets"
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      "id": "l402-org",
      "title": "L402: native payments for MCP, AI agents, APIs and data",
      "publisher": "l402.org",
      "authors": [],
      "date_published": null,
      "url": "https://www.l402.org/",
      "type": "spec",
      "category": "bitcoin-lightning",
      "summary": "Site describing an offers-based L402 flow in which a server answers HTTP 402 with JSON payment offers and the client retries after payment. This is distinct from Lightning Labs’ macaroon-based L402 specification. The site does not name another publisher.",
      "tags": [
        "l402",
        "lightning",
        "m2m-payments",
        "mcp"
      ],
      "verified_at": "2026-10-20",
      "featured": true,
      "last_checked": "2026-10-20",
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      "archive_url": "http://web.archive.org/web/20260927044919/https://www.l402.org/"
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    {
      "id": "nostr-nip-90-data-vending-machine",
      "title": "NIP-90: Data Vending Machine",
      "publisher": "GitHub (nostr-protocol/nips)",
      "authors": [],
      "date_published": null,
      "url": "https://github.com/nostr-protocol/nips/blob/master/90.md",
      "type": "spec",
      "category": "bitcoin-lightning",
      "summary": "Nostr spec for on-demand computation ('money in, data out'). Customers publish job requests (kinds 5000-5999), service providers return results (6000-6999) and feedback (7000), and payment is typically made over Lightning. The spec itself is marked draft and 'unrecommended'.",
      "tags": [
        "nostr",
        "lightning",
        "m2m-payments",
        "micropayments"
      ],
      "verified_at": "2026-10-20",
      "featured": true,
      "last_checked": "2026-10-20",
      "http_status": 200,
      "archive_url": "http://web.archive.org/web/20261007111747/https://github.com/nostr-protocol/nips/blob/master/90.md"
    },
    {
      "id": "l402apps-com",
      "title": "L402 Apps",
      "publisher": "L402 Apps",
      "authors": [],
      "date_published": null,
      "url": "https://www.l402apps.com/",
      "type": "directory",
      "category": "bitcoin-lightning",
      "summary": "Directory of apps and APIs presented as reachable through L402 payment gateways.",
      "tags": [
        "l402",
        "lightning",
        "directory"
      ],
      "verified_at": "2026-10-20",
      "featured": true,
      "last_checked": "2026-10-20",
      "http_status": 200,
      "archive_url": "http://web.archive.org/web/20260615114727/https://www.l402apps.com/"
    }
  ]
}