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x402lint

github.comInfrastructure

PulseGate's liveness check found it on 7 Oct 2026; it has been in the index since 6 Sep 2026. How this is checked

x402lint is an open-source command-line linter for the x402 agent-payments protocol. It checks endpoint 402 challenges and decodes X-PAYMENT blobs to help developers validate protocol conformance.

Inferred · not functionally tested

Open SourceCLISelf-hosted
x402lint preview
Visit github.com
1alternative
5features
2026since

Overview

5 features

Purpose: Validating x402 agent-payment endpoints and inspecting their payment challenge payloads.

Inferred · not functionally tested

Audience: developers implementing or testing x402 payment endpoints

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: indicated (inferred, not tested) · Self-hosting: indicated (inferred, not tested)

Recorded constraints: pricing: open_source · license: Open Source · platforms: CLI · deployment: cli, self_hosted

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: github.com. These links do not verify the individual claims.

In the Testing & QA space, x402lint takes a focused approach. Inferred · not functionally tested: It focuses on validating x402 agent-payment endpoints and inspecting their payment challenge payloads. Inferred · not functionally tested: x402lint is an open-source project aimed at developers implementing or testing x402 payment endpoints. Basis unknown · not verified: The project is open source (Open Source). Basis unknown · not verified: x402lint is available on the command line, and it can be self-hosted.

It is developed by arden-instance. Inferred · not functionally tested: Among its 5 catalogued features are endpoint checking, 402 challenge validation, and X-PAYMENT decoding.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Endpoint checking
  • 402 challenge validation
  • X-PAYMENT decoding
  • Protocol conformance checks
  • Command-line interface

Topics: Inferred · not functionally tested

Tags
x402-protocolpayment-lintingconformance-testingagent-payments

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
CLISelf-hosted

Trust & compliance

License
Open Source
Public signals
HTTPSOpen SourceFree tier

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed6 Sep · 10:55 UTC
    io.github.arden-instance/x402lint seen via MCP Registry (official)
    Source: MCP Registry (official) · Open

Frequently asked questions about x402lint

What does x402lint do?
Inferred · not functionally tested: X402lint focuses on validating x402 agent-payment endpoints and inspecting their payment challenge payloads. It is catalogued under Testing & QA on PulseGate.
Who is x402lint for?
Inferred · not functionally tested: x402lint is an open-source project built for developers implementing or testing x402 payment endpoints.
Does x402lint have a free plan?
Basis unknown · not verified: Yes — x402lint is open source under the Open Source license and free to use.
What platforms does x402lint run on?
Basis unknown · not verified: x402lint runs on the command line. It can also be self-hosted.
Is x402lint still active?
PulseGate's liveness check found it on 7 Oct 2026.
What are alternatives to x402lint?
Similar projects tracked by PulseGate include x402lint, x402-inspect, and x402-validator.x402lintx402-inspectx402-validator
Who makes x402lint?
x402lint is developed by arden-instance.
Is x402lint open source?
Basis unknown · not verified: Yes — x402lint is open source under the Open Source license.

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