Agent-readable docs index: /llms.txt. Full docs in one file: /llms-full.txt. Download /docs.zip to grep all markdown files locally.
Plans

Retrieve a plan

One plan: its name, its price in the smallest unit and as a person counts it, its period, its token, its status, its end date, and whether it takes new subscribers now.
A plan past its end date takes no new subscriber: available is false, and Create a subscription answers plan_ended.
GEThttps://api.mesub.io/v1/plans/{slug}
GETRetrieve a plan
https://api.mesub.io/v1/plans/{slug}

Calls are real. They go to https://api.mesub.io and act on the project the key belongs to.

Authorization

The key stays in this browser and is sent only to the API. It is not stored or logged by the docs.

Path

Fill slug to send.

cURL
curl "https://api.mesub.io/v1/plans/{slug}" \
  -H "Authorization: Bearer $MESUB_API_KEY"
Response

Send the request to see the status, the headers and the body.

Limit: 1,000 calls a minute per API key.

Headers

Mesub-Versionenum<string>

The version of this contract the call is written against. Without it, the call is served as the first version, 2026-10-02. Any other value is refused with 400 unsupported_version.

One of2026-10-02

Request example
curl "https://api.mesub.io/v1/plans/pro" \ -H "Authorization: Bearer $MESUB_API_KEY"
Response example
{ "slug": "pro", "name": "Pro", "description": "Everything in Free, plus analytics.", "project_name": "Fraise", "logo_url": "https://cdn.mesub.io/logos/3f9c2a7e5b1d4c68.webp", "amount": "9990000", "amount_display": "9.99", "amount_usd": "9.99", "decimals": 6, "symbol": "USDC", "mint": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "token": { "symbol": "USDC", "name": "USD Coin", "logo_url": "https://raw.githubusercontent.com/solana-labs/token-list/main/assets/mainnet/EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v/logo.png", "verified": true }, "period_hours": 720, "network": "mainnet-beta", "status": "active", "available": true, "ends_at": null }