{"slug":"wallet-labels-coverage","title":"Best wallet labeling API provider","subtitle":"Share of well-known addresses each provider correctly labels with an entity (CEX, DEX, multisig, sanctioned, etc.), split by EOA vs contract.","category":"Aggregators","metric":"Coverage rate","unit":"pct","status":"live","higherIsBetter":true,"filters":null,"value":79.9587,"leader":{"name":"StellarExpert","slug":"stellarexpert","value":79.9587},"rankings":[{"name":"StellarExpert","slug":"stellarexpert","ms":{"p50":79.9587,"p90":79.9587,"p99":79.9587,"mean":79.9587},"successRate":79.95870000000001,"sampleSize":484.168},{"name":"Serialized","slug":"serialized","ms":{"p50":73.96224,"p90":73.96224,"p99":73.96224,"mean":73.96224},"successRate":100,"sampleSize":4850.68},{"name":"Blockscout","slug":"blockscout","ms":{"p50":60.557175,"p90":60.557175,"p99":60.557175,"mean":60.557175},"successRate":97.2933,"sampleSize":4028.4},{"name":"Mobula","slug":"mobula","ms":{"p50":49.85498888888889,"p90":49.85498888888889,"p99":49.85498888888889,"mean":49.85498888888889},"successRate":99.8147,"sampleSize":8639},{"name":"OLI","slug":"oli","ms":{"p50":45.576,"p90":45.576,"p99":45.576,"mean":45.576},"successRate":100,"sampleSize":5578.94},{"name":"TonAPI","slug":"tonapi","ms":{"p50":35.9882,"p90":35.9882,"p99":35.9882,"mean":35.9882},"successRate":78.90859999999999,"sampleSize":678.235}],"sparkline":[78.9474,80.9524,75,80.9524,78.9474,90.9091,75,80.9524,70,77.2727,78.9474,89.4737,88.2353,84.2105,81.8182,82.6087,85.7143,87.5,82.3529,76.1905,77.2727,77.2727,78.9474,84.2105,83.3333,80.9524,77.7778,81.8182,80,76.9231,66.6667,80,82.3529,90,76.1905,77.2727,76.1905,81.8182,83.3333,77.2727,82.3529,77.2727,86.6667,80.9524,84.2105,73.913,78.9474,82.3529,86.9565,78.9474,76.1905,84.2105,80.9524,86.3636,77.7778,80,78.9474,75,78.9474,76.1905,80,78.2609,80,85.7143,81.25,83.3333,72.7273,77.2727,77.2727,78.9474,80.9524,80,82.3529],"sampleSize":27481.542,"asOf":"2026-09-20T08:54:49.355Z","freshness":{"asOf":"2026-09-20T08:54:49.355Z","ageHours":0.1,"stale":false},"measured":6,"headline":"StellarExpert leads coverage rate at 80.0% (24h avg) on Best wallet labeling API provider.","quote":"StellarExpert leads coverage rate at 80.0% (24h avg) on Best wallet labeling API provider. Source: OpenChainBench (https://openchainbench.com/benchmarks/wallet-labels-coverage).","cite":{"plain":"OpenChainBench. \"Best wallet labeling API provider\". Retrieved 2026-09-20. https://openchainbench.com/benchmarks/wallet-labels-coverage","bibtex":"@misc{ocb_wallet_labels_coverage,\n  author = {OpenChainBench},\n  title  = {Best wallet labeling API provider},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/wallet-labels-coverage},\n  note   = {Retrieved 2026-09-20}\n}","apa":"OpenChainBench. (2026). Best wallet labeling API provider. Retrieved September 20, 2026, from https://openchainbench.com/benchmarks/wallet-labels-coverage","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Best wallet labeling API provider\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/wallet-labels-coverage\r\nY2  - 2026-09-20\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/wallet-labels-coverage","ogImage":"https://openchainbench.com/api/og/wallet-labels-coverage","source":"https://github.com/ChainBench/OpenChainBench/tree/main/harnesses/wallet-labels","methodology":["Sample: ~180 curated anchor addresses across 11 chains (CEX hot wallets, DEX routers, Safe multisigs, OFAC SDN, public figures, verified smart contracts), shuffled and re-checked every 30 minutes. List rotated quarterly from public sources.","Each anchor is tagged with a kind: `contract` (verified smart contracts where a non-generic name comes from source code) or `eoa` (externally-owned accounts where the name must come from a curated entity graph). The kind is set at curation time using an on-chain code probe (eth_getCode for EVM, equivalent RPC for non-EVM).","Kind tab on the bench page: `contract` measures contract-name resolution (easy for any explorer reading verified source), `eoa` measures entity resolution on plain wallets (the curated-graph job). The two views are separate Prometheus queries with `kind=\"contract\"` and `kind=\"eoa\"` injected into every selector.","Query each provider's labels endpoint live: Mobula `/api/2/wallet/labels`, Helius `/v1/wallet/{addr}/identity`, Moralis `/api/v2.2/entities`, Blockscout `/api/v2/addresses/{addr}`, OLI Base EAS GraphQL, TonAPI `/v2/accounts/{addr}`, StellarExpert `/explorer/directory/{addr}`, XRPScan `/api/v1/account/{addr}`, WalletExplorer `/api/1/address-lookup`.","A provider scores 'hit' when it returns a non-generic entity name. Filler labels like 'EOA', 'Contract', 'Wallet', 'Multisig', 'Unknown' are explicitly excluded, they carry no entity signal.","Per-chain leaderboards. providers are filtered by their declared chain support, so Helius (Solana-only) doesn't get penalized on Ethereum and vice versa.","Failures (timeouts, 5xx, auth errors) are counted as 'no label' and surfaced separately as `wallet_labels_fetch_errors_total`.","Region: `eu-west` (single point)."],"license":"CC-BY-4.0"}