lnd

lnd is an implementation of the Lightning Network node. It runs as a daemon that connects to the Bitcoin network, manages channels with peers, and provides an RPC/REST-like interface (via gRPC/proxy servers) for creating/monitoring payments over the Lightning Network.

Evaluated Apr 04, 2026 (25d ago)

Homepage ↗ Repo ↗ Payments ai-ml infrastructure payments bitcoin lightning networking devtools self-hosted

⚙ Agent Friendliness

/ 100

Can an agent use this?

🔒 Security

/ 100

Is it safe for agents?

⚡ Reliability

/ 100

Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality

Documentation

Error Messages

Auth Simplicity

Rate Limits

🔒 Security

TLS Enforcement

Auth Strength

Scope Granularity

Dep. Hygiene

Secret Handling

Security posture depends heavily on deployment configuration (TLS, macaroon management, filesystem permissions, and wallet/key protection). lnd uses TLS and macaroon authorization for its RPC in typical setups, which is stronger than unauthenticated APIs, but operational mistakes (leaked macaroons, weak key storage) are a primary risk.

⚡ Reliability

Uptime/SLA

Version Stability

Breaking Changes

Error Recovery

Best When

You can operate and secure a node (network connectivity, wallet/back-end management, backups) and need direct Lightning Network access.

Avoid When

You want a simple hosted API with minimal ops/security responsibility; or you cannot maintain Bitcoin/Lightning infrastructure and monitoring.

Use Cases

• Running a self-hosted Lightning Network node
• Sending and receiving Lightning payments
• Opening/closing and managing payment channels
• Monitoring channel and payment status
• Developing Lightning-enabled applications via node RPC

Not For

• Custody/escrow or turnkey managed payments without operating a node
• Use cases requiring a public hosted SaaS API with centralized uptime/SLA (lnd is self-hosted software)

Interface

REST API

GraphQL

gRPC

Yes

MCP Server

SDK

Webhooks

Authentication

Methods: TLS client authentication for RPC (commonly via macaroons + TLS in lnd deployments) macaroon-based authorization for RPC

OAuth: No Scopes: Yes

lnd typically uses macaroon-based permissions for RPC calls along with TLS on the RPC transport; exact configuration depends on deployment mode and enabled interfaces.

Pricing

Free tier: No

Requires CC: No

Open-source software; operational costs depend on infrastructure and any Bitcoin/on-chain fees.

Agent Metadata

Pagination

none

Idempotent

False

Retry Guidance

Not documented

Known Gotchas

⚠ Statefulness: repeated calls may create duplicates (e.g., payment retries or channel-related actions) unless the method supports safe re-use semantics.
⚠ Need correct cryptographic configuration (TLS/macaroon) to avoid authorization failures.
⚠ Network/chain dependencies: failures can be transient due to Bitcoin connectivity or Lightning peer/channel state.
⚠ Rate limiting/flow control may be implicit (peer/channel/backpressure) rather than clearly documented as HTTP-style limits.

Alternatives

c-lightning Eclair Lightning charge/other Lightning implementations Managed Lightning providers (if you want hosted payments rather than running lnd)

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Scores are editorial opinions as of 2026-04-04.