From b46072637382f55778cb9ae5af1c1f24e3750edd Mon Sep 17 00:00:00 2001 From: Grant Kirkhope Date: Wed, 1 Jul 2026 12:26:06 +0100 Subject: [PATCH] Add SolSigs ProofGuard --- README.md | 1 + 1 file changed, 1 insertion(+) diff --git a/README.md b/README.md index 006e930..3922728 100644 --- a/README.md +++ b/README.md @@ -90,6 +90,7 @@ Uses HTTP 402 "Payment Required" for instant stablecoin payments over HTTP. Buil - [x402 Coinbase Documentation](https://docs.cdp.coinbase.com/x402/welcome) - Developer docs and quickstart. - [x402 on Solana](https://solana.com/developers/guides/getstarted/intro-to-x402) - Solana integration guide. - [x402 Foundation](https://github.com/x402-foundation/x402) - Neutral governance of the standard under the Linux Foundation, with 22 supporting organizations. [Foundation page](https://linuxfoundation.org/x402foundation/). +- [SolSigs ProofGuard](https://solsigs.com) - Solana mainnet x402 trust and receipt API for AI agent payments: endpoint trust scores, payment expectation receipts, fulfillment receipts, and refund-evidence packages. Evidence modes distinguish `solsigs_instrumented`, `proofguard_probed`, and `self_attested`. ([GitHub](https://github.com/gra-kir/solsigs-py) | [Docs](https://github.com/gra-kir/solsigs-py/blob/main/docs/proofguard.md)) ### L402