APPD
Mediumby ABK Labs

Corbits

Multi-chain x402 facilitator built on the open-source Faremeter framework (TypeScript, LGPL-3.0). Uniquely supports multiple payment standards including x402, MPP, L402, and Pay-Per-Crawl. Achieves 2-second settlement times with Nansen integration.

Last researched: 2026-03-30

Supported Chains

BaseBase SepoliaPolygonSolana

Pricing

Free

Zero/minimal fees with 2-second settlement

Free

SDKs & Libraries

JavaScript / TypeScript

@faremeter/fetchFaremeter monorepo (pluggable middleware, wallet SDK integrations)

Setup Steps

  1. 1
    Install the Faremeter SDK from the monorepo
  2. 2
    Configure the hosted facilitator URL (https://facilitator.corbits.dev)
  3. 3
    Set up @faremeter/fetch for client-side payment handling
  4. 4
    Optionally self-host the Faremeter facilitator
  5. 5
    Test with Base Sepolia testnet

Use Cases

Pros & Cons

Pros

  • +Multi-standard support (x402, MPP, L402, Pay-Per-Crawl)
  • +2-second settlement time
  • +Plugin architecture for extensibility
  • +Nansen integration for analytics
  • +Open-source Faremeter framework

Cons

  • -LGPL-3.0 license (copyleft restrictions)
  • -TypeScript-only SDK
  • -Pre-1.0 release maturity

Links