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TraceFast
TraceFast live Ethereum data: the most recent block, with its header and the totals of what it contains — transaction counts by outcome, gas, fees, value moved, withdrawals. The same shape as `blocks/{number}`. Docs: https://docs.tracefast.xyz/api/block-latest.md
| Host | mpp.tracefast.xyz |
|---|---|
| Price | $0.005–$0.20 per call |
| Network | Base |
| Paid endpoints listed | 42 |
| Calls, last 30 days* | 69 |
| Most unique payers on one endpoint (30 days)* | 3 |
| Last paid call* | 2026-10-14 |
| Tags | blockchain, ethereum, address-intelligence, labels, entities |
* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.
Endpoints
| URL | Method | Price |
|---|---|---|
https://mpp.tracefast.xyz/api/v1/chains/1/blocks/latestTraceFast live Ethereum data: the most recent block, with its header and the totals of what it contains — transaction… | GET | $0.01 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/attributesTraceFast knowledge graph: what an Ethereum address is, as proven facts — wallet or contract, proxy and upgradeable or… | GET | $0.03 |
https://mpp.tracefast.xyz/api/v1/chains/1/consensus/proposersTraceFast live Ethereum data: which validators proposed the most blocks over a window, or — grouped by withdrawal… | GET | $0.10 |
https://mpp.tracefast.xyz/api/v1/chains/1/tokens/statsTraceFast live Ethereum data: how many token contracts, transfer events and distinct holders the chain holds, in total… | GET | $0.01 |
https://mpp.tracefast.xyz/api/v1/chains/1/contracts/:address/selectorsTraceFast live Ethereum data: the 4-byte function selectors found in a contract's bytecode, each resolved to a known… | GET | $0.005 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/attributes/historyTraceFast knowledge graph: every attribute interval an address has held, oldest first — when it became a contract,… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/attributes/at-blockTraceFast knowledge graph: the attributes an address held at the end of one block, each with the window it held for.… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/relations/historyTraceFast knowledge graph: every relation interval an address has held, oldest first — as the subject… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/contracts/:address/proxyTraceFast live Ethereum data: the implementations a proxy contract has been observed delegating to — from its EIP-1167… | GET | $0.02 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/activityTraceFast live Ethereum data: three different questions about when an address was active, each answered separately —… | GET | $0.02 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/balance-historyTraceFast live Ethereum data: the address's native balance at the end of each day it changed, oldest first, with the… | GET | $0.02 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/daily-activityTraceFast live Ethereum data: for each day in a window, how many blocks changed the address's own account state and… | GET | $0.02 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:addressTraceFast live Ethereum data: one address as the chain sees it now — how it exists (an account whose state was… | GET | $0.01 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/relations/at-blockTraceFast knowledge graph: the relations an address was the subject of at the end of one block — which implementation… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/relationsTraceFast knowledge graph: the relations an address holds now — which implementation a proxy points at, which beacon… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/consensus/queuesTraceFast live Ethereum data: the validator activation and exit queues now, plus one closing point per UTC day for the… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/consensus/currentTraceFast live Ethereum data: the validator activation and exit queues as of the newest sampled epoch — how many… | GET | $0.01 |
https://mpp.tracefast.xyz/api/v1/chains/1/risk/blacklists/:addressTraceFast risk data: is this Ethereum address on a token issuer's on-chain blacklist? One row per issuer contract that… | GET | $0.10 |
https://mpp.tracefast.xyz/api/v1/chains/1/contracts/:addressTraceFast live Ethereum data: one deployed contract — the hash and size of its current code, what the code exposes… | GET | $0.01 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/attributes/:attribute_id/proofTraceFast knowledge graph: the evidence behind one proven attribute of an address — the facts that were checked with… | GET | $0.05 |
https://mpp.tracefast.xyz/api/v1/chains/1/transactions/:hash/storage-writesTraceFast live Ethereum data: every contract storage slot a transaction wrote, in execution order — which contract's… | GET | $0.20 |
https://mpp.tracefast.xyz/api/v1/chains/1/traces/:hash/framesTraceFast live Ethereum data: the whole call tree of a transaction, frame by frame in the order it ran, paged — no 1… | GET | $0.20 |
https://mpp.tracefast.xyz/api/v1/chains/1/traces/:hashTraceFast live Ethereum data: every call frame a transaction executed, the order it ran — the caller and target of… | GET | $0.20 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/transactionsTraceFast live Ethereum data: the transactions an address sent or received, newest first — each with sender,… | GET | $0.20 |
https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/token-transfersTraceFast live Ethereum data: the token transfers an address sent or received, newest first — the token as its… | GET | $0.20 |
Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.
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