About Proofspan Cloud
Hosted agent-eval harness: web access, trace storage + retention, CI-gate API tokens, LangSmith/HoneyHive migration support.
Available Chains for Crypto Payment
Ethereum (ETH)
Linea (ETH)
Base (ETH)
BNB Chain (BNB)
Polygon (MATIC)
Optimism (ETH)
Arbitrum (ETH)
Bitcoin (BTC)
Solana (SOL)
Tron (TRX)
Stellar (XLM)