EVM & Solana Utility Tools
chain-tools.use.x402atlas.com
Strict Solidity ABI calldata decoder — decode canonical EVM smart-contract function calls or typed values, verify selectors, and reject ambiguous offsets or padding.
- Category
- Service
- Networks
- Base
- Starting price
- $0.005
- Paid calls, 30 days
- 29
Paid endpoints
7 endpoints, sorted by usage. Prices are per request.
| Endpoint | Price | Network | Facilitator | Calls / 30d |
|---|---|---|---|---|
POST/merkle/verify Keccak Merkle proof verifier — validate inclusion plus exact leaf index and count proof shape for the Atlas sorted-pair tree profile. | $0.005 | Base | Coinbase CDP | 5 |
POST/solana/pda Solana Program Derived Address (PDA) calculator — derive the canonical off-curve address and bump from bounded public seeds offline, without RPC or key handling. | $0.005 | Base | Coinbase CDP | 5 |
POST/evm/abi-decode Strict Solidity ABI calldata decoder — decode canonical EVM smart-contract function calls or typed values, verify selectors, and reject ambiguous offsets or padding. | $0.005 | Base | Coinbase CDP | 4 |
POST/evm/abi-encode Solidity ABI calldata encoder — encode canonical typed values for an EVM smart-contract function call, with an optional selector and exact 256-bit integers. | $0.005 | Base | Coinbase CDP | 4 |
POST/evm/address-checksum EVM address checksum and validation tool — normalize one Ethereum-compatible address and validate mixed-case EIP-55 input offline. | $0.005 | Base | Coinbase CDP | 4 |
POST/evm/create2 CREATE2 deterministic contract address calculator — derive the EIP-1014 EVM deployment address, preimage, hashes, and EIP-55 checksum offline without RPC. | $0.005 | Base | Coinbase CDP | 4 |
POST/merkle/build Keccak Merkle tree and proof builder — generate indexed sorted-pair inclusion proofs with domain separation and explicit odd-node promotion. | $0.01 | Base | Coinbase CDP | 3 |
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