Protocol & Consensus • Estimated 60m

OP_CHECKSIGADD

protocol.op-checksigadd

OP_CHECKSIGADD accumulates signature checks and supports Schnorr multisignature constructions in Tapscript. It simplifies threshold policies compared with legacy CHECKMULTISIG patterns.

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Curated resources (3)

• Opcode Explained: OP_CHECKSIGADD (article) Execution semantics and stack behavior.
• BTC Transcripts: op-checksigadd (article) Design and operational usage discussions.
• BIP 341: Taproot (article) Defines Tapscript context where OP_CHECKSIGADD is introduced.

Direct prerequisites (1)

• Taproot

Direct dependents (0)

• None

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