generated: '2026-07-18'
method: searched
source: https://docs.celo.org/build-on-celo/network-overview + docs.celo.org/build-with-ai
standards:
- id: ethereum-json-rpc
  conforms: true
  evidence: >-
    Forno RPC endpoints serve the standard Ethereum JSON-RPC method set
    (eth_*, net_*, web3_*); Celo is a fully EVM-compatible Ethereum L2.
- id: evm-compatibility
  conforms: true
  evidence: EVM-equivalent execution layer (op-geth / OP Stack based L2).
- id: op-stack
  conforms: true
  evidence: Celo L2 is built on the Optimism OP Stack (op-geth, op-node forks).
- id: erc-20
  conforms: true
  evidence: CELO and Mento stablecoins (cUSD, cEUR, cREAL) exposed as ERC-20 tokens.
- id: erc-8004-agent-trust
  conforms: true
  evidence: docs.celo.org/build-on-celo/build-with-ai/8004 documents ERC-8004 Agent Trust Protocol support.
- id: x402-agent-payments
  conforms: true
  evidence: docs.celo.org/build-on-celo/build-with-ai/x402 documents x402 agent-payments support.
- id: rfc9457-problem-details
  conforms: false
  evidence: JSON-RPC uses the JSON-RPC 2.0 error envelope, not RFC 9457 problem+json.
- id: oauth2
  conforms: false
  evidence: Public JSON-RPC endpoints are unauthenticated; no OAuth2 surface.