# Services from api.thetrustlayer.xyz on Zero > api.thetrustlayer.xyz serves 23 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero. Canonical page: https://www.zero.xyz/host/api.thetrustlayer.xyz Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.thetrustlayer.xyz/health.json ## Services - [TrustLayer Solana Wallet Risk Profile](https://www.zero.xyz/c/api-thetrustlayer-xyz-6b74f433/llms.txt): $0.001/call via x402. Returns a risk/trust profile for a Solana wallet address, including trust score, risk level, activity components, token/NFT counts, and detected program usage. - [TrustLayer ERC-8004 Feedback Forensics](https://www.zero.xyz/c/api-thetrustlayer-xyz-47b6d549/llms.txt): $0.001/call via x402. Returns full feedback forensics for an ERC-8004 agent including Sybil detection, reviewer reputation weighting, cross-chain identity resolution, temporal anomaly flags, and risk assessment. - [TrustLayer Agent Profile Lookup](https://www.zero.xyz/c/trustlayer-agent-profile-lookup-5923036e/llms.txt): $0.001/call via x402. Returns ERC-8004 trust score, component breakdown, feedback counts, and metadata for a specific on-chain agent by chain:address ID. - [TrustLayer Solana Wallet Trust Score](https://www.zero.xyz/c/api-thetrustlayer-xyz-8fe52695/llms.txt): $0.001/call via x402. Returns a live on-chain trust and risk score for any Solana wallet address, including wallet age, transaction diversity, DeFi activity, and risk flags. - [TrustLayer Base Agent Trust Score](https://www.zero.xyz/c/trustlayer-base-agent-trust-score-9e2a086c/llms.txt): $0.001/call via x402. Returns a basic ERC-8004 trust score (0-100) with component breakdown and metadata for a blockchain agent identified by chain:id - [TrustLayer Agent Trust Score History](https://www.zero.xyz/c/api-thetrustlayer-xyz-90e69c23/llms.txt): $0.001000/call via x402. Returns the full historical time-series of trust score snapshots for a blockchain agent, including trajectory trends and volatility metrics. - [TrustLayer Owner Agent Portfolio Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-0960c021/llms.txt): $0.001/call via x402. Returns all agents associated with a given EVM or Solana owner wallet address, including trust scores, chain coverage, and risk assessment with truncation metadata. - [TrustLayer ERC-8004 Owner Agent Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-28c83d87/llms.txt): $0.001/call via x402. Looks up an EVM or Solana owner wallet address in indexed ERC-8004 registry data and returns all associated AI agents, their chains, aggregate trust score, and risk assessment. - [TrustLayer Agent Profile Lookup](https://www.zero.xyz/c/trustlayer-agent-profile-lookup-77710792/llms.txt): $0.001/call via x402. Returns the ERC-8004 trust score, component breakdown, feedback counts, and metadata for a specific on-chain AI agent by chain:id. - [TrustLayer ERC-8004 Agent Profile Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-b6d17f23/llms.txt): $0.001/call via x402. Returns the full trust score, component breakdown (profile, feedback, legitimacy), feedback counts, and metadata for any ERC-8004 registered agent by chain:id. - [TrustLayer Agent Profile Lookup](https://www.zero.xyz/c/trustlayer-agent-profile-lookup-66b3c126/llms.txt): $0.001/call via x402. Returns the ERC-8004 trust score, component breakdown, feedback counts, and metadata for a specific agent identified by chain:id. - [TrustLayer Verified Economic Reputation Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-4e38c61b/llms.txt): $0.01/call via x402. Returns verified economic reputation and attestation data for a specific on-chain agent, including trust score, liveness metrics, completed jobs, and earnings history. - [TrustLayer Agent Trust Score History](https://www.zero.xyz/c/trustlayer-agent-trust-score-history-5e995275/llms.txt): $0.001/call via x402. Returns the full historical time-series of trust score snapshots, 7-day and 30-day trajectory changes, and volatility (standard deviation) for a given agent ID. - [TrustLayer Agent Reputation Lookup](https://www.zero.xyz/c/trustlayer-agent-reputation-lookup-f834c754/llms.txt): $0.001/call via x402. Returns trust score, feedback count, and unique caller statistics for a specific ERC-8004 agent by chain and ID - [TrustLayer Owner Portfolio Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-abb98da7/llms.txt): $0.001000/call via x402. Returns all AI agents operated by a given wallet address across all chains, with trust scores and risk assessment for the owner portfolio. - [TrustLayer Agent Trust Score History](https://www.zero.xyz/c/trustlayer-agent-trust-score-history-dbadebd6/llms.txt): $0.001/call via x402. Returns the full historical time-series of trust score snapshots for a specific agent, including 7-day/30-day trajectory and score volatility. - [TrustLayer Base Agent Trust Score (ERC-8004)](https://www.zero.xyz/c/api-thetrustlayer-xyz-27e8734f/llms.txt): $0.001/call via x402. Returns a 0–100 ERC-8004 trust score with component breakdown and metadata for a given on-chain agent ID on Base or other supported chains. - [TrustLayer Base Trust Score](https://www.zero.xyz/c/api-thetrustlayer-xyz-6d84215e/llms.txt): $0.001/call via x402. Returns a basic ERC-8004 agent trust score (0-100) with component breakdown and metadata for a given on-chain agent ID - [TrustLayer Reviewer Quality Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-97da335a/llms.txt): $0.001000/call via x402. Returns quality score, review history, and quality tier for a wallet address that has submitted ERC-8004 feedback on AI agents. - [TrustLayer Agent History](https://www.zero.xyz/c/trustlayer-agent-history-c7848efa/llms.txt): $0.001/call via x402. Returns the historical reputation data points and score trajectory for a specific ERC-8004 agent, given its chain:id identifier. - [TrustLayer Agent Trust Score](https://www.zero.xyz/c/trustlayer-agent-trust-score-3898e705/llms.txt): $0.001/call via x402. Returns a composite trust score and component breakdown for a specific ERC-8004 agent by chain-qualified agent ID - [TrustLayer Full ERC-8004 Feedback Forensics](https://www.zero.xyz/c/api-thetrustlayer-xyz-6e7d6a2f/llms.txt): $0.001/call via x402. Performs deep feedback forensics on an ERC-8004 agent including Sybil detection, reviewer reputation weighting, cross-chain identity resolution, temporal anomaly flags, and risk assessment. - [TrustLayer Wallet Reviewer Profile Lookup](https://www.zero.xyz/c/api-thetrustlayer-xyz-10252dba/llms.txt): $0.001/call via x402. Retrieves the reviewer profile and quality metrics for a given Ethereum wallet address on TrustLayer Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently. - [Zero catalog index](https://www.zero.xyz/llms.txt)