Paid JSON for one Substack-backed newsletter, blog, or podcast post: synthesized summary (`synthesizedSummary`), metadata, and identifiers for financial analysis. Path params are `publicationSlug` and `postSlug`. Returns 503 until summary exists. USDC `exact` x402 on Base or Solana; USD amount is per-post when set on the post, otherwise the server default.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.20 USDC | 0xBF22...aB92 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.20 tokens | 2cCuDj...qmHF |