Cross Chain

base-gas-x402 x402 REST usage

Current gas price on Base and what a transaction costs in USD right now: base fee, priority tiers, ready-to-sign maxFeePerGas.

base-gas-x402-production.up.railway.app Crypto & Payments 657 calls / 30d checked 2026-10-31

0.002 USDC per call per call

ArbiPulse x402 REST usage

Stablecoin parallel-rate premium — how far the street price of a digital dollar (per-venue USDT quotes) diverges from the official FX rate in capital-controlled economies: venue table, median street rate, premium %, sign...

arbipulse.theaslangroupllc.com AI Models & Inference 29 calls / 30d checked 2026-10-31

0.02 USDC per call per call

Bridge Status Tracker x402 REST usage

The other half of bridge-route. A bridge takes minutes with funds in flight, and from the source chain alone an agent cannot tell if it completed. Tracks a transfer by its source tx hash via the LiFi status API: complete...

402.com.tr Geo & Maps 7 calls / 30d checked 2026-10-31

0.01 USDC per call per call

NEAR Intents Swap Quote x402 REST usage

An indicative quote for swapping any asset NEAR Intents routes — NEAR, USDC, USDT, BTC, SOL and more, across chains. Name assets as a symbol (USDC = on NEAR, USDC@base for another chain), a NEAR token account, or a 1Clic...

402.com.tr Crypto & Payments 6 calls / 30d checked 2026-10-31

0.01 USDC per call per call

Saylor Innovations Guide Library x402 REST usage

CUDA, driver and Ollama compatibility - GPU support, model memory fit and proof inference uses the GPU

saylorinnovations.com AI Models & Inference 6 calls / 30d checked 2026-10-31

0.01 USDC per call per call

JAW.id Cross-Chain Swap x402 REST usage

Cross-chain swap quote over NEAR Intents (Aurora). Returns the deposit transaction to sign on the origin chain; the deposit address is the part of quoteId after "aurora:". After sending it, POST /proxy/v2/move-asset/depo...

api.justaname.id Geo & Maps 10 calls / 30d checked 2026-10-31

0.005 USDC per call per call

NEAR Intents Swap x402 REST usage

An executable NEAR Intents swap: a binding quote with a deposit address. Send amountIn of the origin asset there before the deadline; the output goes to recipient, or it is refunded to refundTo. Funds never pass through...

402.com.tr Data & Finance 5 calls / 30d checked 2026-10-31

0.01 USDC per call per call

402rates.com x402 REST usage

Payment integration check for 0.001 USDC; no external data lookup. Returns time, rail, network mode and free/paid capabilities. HTTP payment options can include Base, Polygon, Arbitrum and XDC; the challenge lists curren...

api.402rates.com Crypto & Payments 37 calls / 30d checked 2026-10-31

0.001 USDC per call per call

bridge-exploits x402 REST usage

Bridge exploit track record: for one bridge, its hack history (incidents, total USD lost, funds returned, worst technique); with no bridge, a ranked leaderboard of every bridge hack by USD lost. Sourced from DefiLlama's...

api.agentstools.dev Security 3 calls / 30d checked 2026-10-31

0.01 USDC per call per call

BridgePilot x402 REST usage

Re-quotes a chosen cross-chain route and returns unsigned approval and transfer transactions after deterministic checks (allowlisted contract, decoded calldata, output tolerance). Non-custodial: the caller signs with the...

bridgepilot.onrender.com Data & Finance 2 calls / 30d checked 2026-10-31

0.01 USDC per call per call

L2 gas comparison x402 REST usage

Current gas snapshot across Ethereum + supported L2s (Base, Polygon, Arbitrum, Optimism), sorted cheapest-first. Returns gas price in gwei, latest block number, chain id, and an isL2 flag per chain. Use to route a transa...

agent402.tools Crypto & Payments 10 calls / 30d checked 2026-10-31

0.002 USDC per call per call

Evm balance x402 REST usage

Multi-chain EVM balance read — native + ERC20, up to 5 chains in ONE call — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Crypto & Payments 1 calls / 30d checked 2026-10-27

0.008 USDC per call per call

Evm multi chain scan x402 REST usage

Which of ten EVM chains has this address ever touched — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Data & Finance 1 calls / 30d checked 2026-10-27

0.008 USDC per call per call

Arc CCTP bridge cost x402 REST

What it really costs to bring USDC into Arc over Circle CCTP, measured from arrivals rather than quoted. Every arrival we hold with its recipient, the amount credited, the fee CCTP took and the transaction, plus observed...

apexfaucet.xyz Crypto & Payments checked 2026-10-29

0.004 USDC per call per call

bridge-screen x402 REST

Cross-chain bridge safety screen: given a bridge (Stargate, Across, Wormhole, Arbitrum, CCTP, ...), returns a deterministic 0-100 risk score and a safe/caution/avoid verdict fusing its trust model, TVL depth, exploit his...

payai.agentstools.dev Data & Finance checked 2026-10-29

0.05 USDC per call per call

bridge-exploits x402 REST

Bridge exploit track record: for one bridge, its hack history (incidents, total USD lost, funds returned, worst technique); with no bridge, a ranked leaderboard of every bridge hack by USD lost. Sourced from DefiLlama's...

payai.agentstools.dev Security checked 2026-10-29

0.01 USDC per call per call

bridge-tvl x402 REST

Bridge TVL and per-chain liquidity concentration: total value locked plus the breakdown across chains and the largest single chain's share, from DefiLlama. A liquidity-depth and concentration signal for routing decisions...

payai.agentstools.dev Data & Finance checked 2026-10-29

0.01 USDC per call per call

bridge-route x402 REST

Corridor safety verdict: given a source chain, destination chain and optional asset/amount, returns every bridge covering that corridor, each with its deterministic risk score and safe/caution/avoid tier, sorted safe-fir...

payai.agentstools.dev Geo & Maps checked 2026-10-29

0.05 USDC per call per call