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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
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2,879 results- DDice RollerOther services
Roll a dice with any number of faces. Specify faces via ?faces=N query parameter.
Basedicex402.vercel.appfrom $0.0011 endpoint - DDevX Agent APICrypto & DeFi
ERC-20 token safety pre-check from on-chain data only (Base, Ethereum, Arbitrum, Optimism, Polygon, BSC): name/symbol/decimals/supply, owner and whether renounced, EIP-1967/minimal proxy detection, and a bytecode scan (incl. implementation) for mint, blacklist, adjustable-fee, max-tx, trading-switch and pause functions, with flags and a risk level. Run before swapping into an unknown token. $0.005
Basedevx-x402-tools.nextill-pos.workers.devfrom $0.0012 endpoints - DDevrynoCrypto & DeFi
Cheap x402 ping. Returns server time and receive wallet. $0.001 USDC on Base.
Basedevryno.comfrom $0.0011 endpoint - Ddevnet.aimo.networkOther services
No description yet.
Basedevnet.aimo.networkfrom $0.000061 endpoint - Rrfc-791Crypto & DeFi
Go module github.com/gin-gonic/gin: latest version, description, license, repository and download/publish data from the go registry API. Pin, audit or compare github.com/gin-gonic/gin in one call, no token. $0.01 per call.
Basedev.intel.rallylive.cafrom $0.0119 endpoints - Ddev-api-x402.world.funOther services
No description yet.
Basedev-api-x402.world.funfrom $0.011 endpoint - Ddermi-znuq.onrender.comOther services
No description yet.
Basedermi-znuq.onrender.comfrom $0.011 endpoint - DDependency TruthOther services
Verify the current stable npm or PyPI package release and check a version/date claim against canonical registry metadata.
Basedependency-truth.inboxtzdjqv.workers.devfrom $0.0051 endpoint - Ddelx.aiAI & agents
DNS lookup API for agents at $0.01 USDC. Call when you need A/AAAA/CNAME/MX/TXT/NS for domain routing, email delivery, or infra checks without running a recursive resolver. Returns structured records via x402—no API key, no subscription.
Basedelx.aifrom $0.012 endpoints
Degenscan IntelCrypto & DeFiMCP server (streamable HTTP). Tools: events_since, impact_for, exposure_graph, regime_snapshot, explain, universe, sources_status.
Basedegenscan-intel.onrender.comfrom $0.012 endpoints- Ddefi-yieldCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basedefi-yield.agentdiet.devfrom Free5 endpoints - Ddefi-yieldCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basedefi-yield-72343955726.us-central1.run.appfrom Free5 endpoints - DeFi Intel Agent GatewayImages, audio & video
Estimate exact token count (tiktoken-style) and trim text to a budget — $0.001 USDC/call on eip155:8453. Pay-per-call via x402 — no API key, no account. Free samples daily.
Basedefi-intel-agent-gateway.gg-neo15.workers.devfrom $0.00121 endpoints - Ddeeptrawler.comOther services
No description yet.
Basedeeptrawler.comfrom $0.0012 endpoints - Ddeepgram.x402.paysponge.comOther services
No description yet.
Basedeepgram.x402.paysponge.comfrom $0.012 endpoints - Ddeal-radar-x402Developer tools
Public-company 8-K filings filtered by item code or event type (M&A, executive change, financing, bankruptcy, or the default deal items). Each row has the item codes, a plain-English event type, a one-line summary from the filing, company, website and domain when EDGAR has one, state, SIC industry, parsed dollar amount when the text states one, and the sec.gov filing link. Missing values are null.
Basedeal-radar.falcon-sol.workers.devfrom $0.012 endpoints - Ddeal-radar-x402Social & people
Recent SEC Form D private-placement filings parsed into scored leads (0-100 with reasons): issuer, website and domain when EDGAR has one, industry, related persons and roles, offering amount, amount sold, amount remaining, investor count, use of proceeds, placement agent / broker-dealer with CRD, fund vs operating company, and the sec.gov filing link. Missing values are null. Up to 25 leads per ca
SolanaBasedeal-radar-x402.vercel.appfrom $0.012 endpoints - data.truefixr.comSocial & people
One door to Atlas United storm data by address: storm history since 2003, 10-day storm forecasts, live and hourly weather, and 5 cent claim-date checks (set dataset=). This call: Which addresses near here were hit by a storm in the last year? Past Storm Leads by Address: Reported and Radar-Detected, Last 365 Days. Address-level records of storms reported or radar-detected at or near each address i
Basedata.truefixr.comfrom $0.00023 endpoints - Aair-quality-milanDeveloper tools
7-day weather forecast for Sudbury: daily highs and lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Sudbury without an API key. $0.01 per call.
Basedata.intel.rallylive.cafrom $0.0132 endpoints - Ddarwin-business-calendar.onrender.comOther services
Count business days between two ISO dates, excluding weekends and public holidays.
Basedarwin-business-calendar.onrender.comfrom $0.0011 endpoint - Ddarv0bb44fo2it41ni60sbjrjganwptoj.oast.liveOther services
probe
Basedarv0bb44fo2it41ni60sbjrjganwptoj.oast.livefrom Free2 endpoints - CCentCrypto & DeFi
Live Base snapshot for AI agents. Each GET returns the current Base block number, base fee, gas price, ETH-USD price, and a unique receipt. Price is exactly $0.01 USDC on Base via x402. No API key and no RPC method. GET /ping returns the same snapshot. Use it as a chain read or as the cheap call that proves an x402 client can pay.
Based1ithbpxjsnhrn.cloudfront.netfrom $0.012 endpoints - Ccve-intelCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basecve-intel.agentdiet.devfrom Free5 endpoints - Ccve-intelCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basecve-intel-72343955726.us-central1.run.appfrom Free5 endpoints - Ccurvecall.onrender.comMarkets & finance
Bonding-curve sell quote
Basecurvecall.onrender.comfrom $0.00110 endpoints - CCryptoPulse Data APICrypto & DeFi
Token security / rug-pull risk check for any ERC-20 (honeypot, mintable, owner privileges, tax, LP holders). Essential pre-trade safety check for trading agents.
Basecryptopulse.saascloud.aifrom $0.0027 endpoints - Oorbit Crypto NewsCrypto & DeFi
Crypto news feed, $0.0008 USDC per call: deduplicated headlines from 37 public sources (CoinDesk, Cointelegraph, The Block, Decrypt, DL News, Blockworks, Ethereum/Solana/Base blogs, Uniswap/Aave/Arbitrum/Optimism forums, GitHub releases of geth, reth, agave, Bitcoin Core). Each item: title, source url, source, published_at, topics, tickers, summary. Filters: topics, tickers, q, type. since cursor
BaseSolanacrypto-news.orbit-builder.workers.devfrom $0.00082 endpoints - Myworker Agent APICrypto & DeFi
Quote pertukaran sebenar dari Jupiter: outAmount, priceImpact, route. Input: "dari", "ke", "jumlah" (unit terkecil, cth lamports).
BaseSolanacrypto-micro-agent.mykira.workers.devfrom $0.00517 endpoints - DDevX Crypto Link CheckSocial & people
Phishing / impersonation check for crypto links before an agent or person connects a wallet or signs: brand lookalikes & typosquats of 60 wallets/exchanges/dapps, punycode, domain age (RDAP), DNS, redirects, and a page scan for seed-phrase prompts and approval-drainer code. 1-10 URLs per call.
Basecrypto-link-check.nextill-pos.workers.devfrom $0.0051 endpoint - Ccre-demo-x402-gateway-386444934355.europe-west2.run.appOther services
No description yet.
Basecre-demo-x402-gateway-386444934355.europe-west2.run.appfrom $0.011 endpoint
Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.