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Service Protocol Price Category Health Latency Source
One-call Base wallet profile: ETH and major token holdings (USDC, WETH, USDT, DA... https://138-197-15-135.sslip.io/v1/base/wallet-profile x402 $0.01 crypto/balances healthy 965ms bazaar
One-call Solana wallet profile: SOL and SPL/Token-2022 holdings with USD values ... https://138-197-15-135.sslip.io/v1/solana/wallet-profile x402 $0.01 crypto/transactions healthy 499ms bazaar
One-call token safety check that aggregates contract verification, on-chain age,... https://api.x402node.dev/chain/token-checkup x402 $0.01 crypto/prices healthy 439ms bazaar
One-domain report: site security grade + AI visibility (AEO), every fix with a verify command https://aeoinspector.com/api/v1/domain-report x402 $2.00 tools/seo healthy 736ms bazaar
Open-Access Paper Full Text https://api.kadec0.xyz/v1/paper-fulltext x402 $0.04 research healthy 410ms bazaar
OpenAI Status Check https://agentbodega.store/api/status/openai x402 $0.0050 official-status healthy 126ms self-registered
OpenAI-compat gateway https://netintel.dev/v1/chat/completions x402 $0.0050 ai/text healthy 276ms bazaar
OpenAI-compat gateway (api/ alias) https://netintel.dev/api/v1/chat/completions x402 $0.0050 ai/text healthy 352ms bazaar
OpenAPI Audit and Repair — CAPI2 https://capi2-foundry.vandurmedries.workers.dev/v1/products/api-contract-audit/run x402 $0.01 tools/testing healthy 913ms self-registered
OpenAPI Operation Object From An Example Call — skill file for AI agents (AISkills402) https://api.aiskills402.com/v1/skills/openapi-operation-from-example/file x402 $0.01 ai/agent-skills healthy 260ms bazaar
OpenAlex: Scholarly Data https://api.lightningenable.com/l402/proxy/openalex-scholarly-c9ff/search L402 $0.0008 data/science healthy 967ms self-registered
OpenFDA: Drug Safety https://api.lightningenable.com/l402/proxy/openfda-drug-safety-781f/adverse-events L402 $0.0008 data/health healthy 664ms self-registered
OpenNext R2 Cache Cleanup for Next.js on Cloudflare — skill file for AI agents (AISkills402) https://api.aiskills402.com/v1/skills/opennext-r2-cache-cleanup/file x402 $0.05 ai/agent-skills healthy 721ms bazaar
Optimism Mainnet JSON-RPC https://agent.pocket.network/v1/op MPP $0.0050 blockchain/data healthy 200ms self-registered
Optimism Mainnet JSON-RPC (x402) https://agent.pocket.network/v1/op x402 $0.0050 blockchain/data healthy 200ms bazaar
Order flow of a crypto or tokenized stock https://api.marketintelligenceapi.com/api/v1/intelligence/order-flow/:symbol x402 $0.0050 crypto/market-data healthy 238ms bazaar
Organic Bing results for a keyword — the second search engine, often different f... https://agent.connskill.com/v1/bing-serp x402 $0.03 tools/search healthy 164ms bazaar
Organic search competitors of a domain, with keyword overlap metrics https://agent.connskill.com/v1/competitors x402 $0.05 tools/search healthy 194ms bazaar
Orphan-Patch Score https://market.561.group/v1/orphan-patch/score x402 $0.02 software-supply-chain healthy 256ms self-registered
Osmosis CometBFT and LCD https://agent.pocket.network/v1/osmosis MPP $0.0050 blockchain/data healthy 135ms self-registered
Osmosis CometBFT and LCD (x402) https://agent.pocket.network/v1/osmosis x402 $0.0050 blockchain/data healthy 135ms bazaar
Otto AI — 13F Institutional Holdings https://x402.ottoai.services/institutional-holdings x402 $0.0030 finance/13f-holdings healthy 385ms bazaar
Otto AI — AI Image & Meme Generation https://x402.ottoai.services/generate-meme x402 $0.15 ai/image-generation healthy 261ms bazaar
Otto AI — AI Research with Citations https://x402.ottoai.services/llm-research x402 $0.10 ai/research healthy 213ms bazaar
Otto AI — AI Video Generation https://x402.ottoai.services/video-gen x402 $1.75 ai/video-generation healthy 262ms self-registered
Otto AI — Analyst Ratings https://x402.ottoai.services/analyst-ratings x402 $0.0030 finance/analyst-ratings healthy 145ms bazaar
Otto AI — Crypto News https://x402.ottoai.services/crypto-news x402 $0.0010 market-intelligence/crypto-news healthy 170ms bazaar
Otto AI — Crypto Topic News https://x402.ottoai.services/filtered-news x402 $0.0010 market-intelligence/topic-news healthy 183ms bazaar
Otto AI — Crypto Twitter Summary https://x402.ottoai.services/twitter-summary x402 $0.0010 social/crypto-twitter-summary healthy 384ms bazaar
Otto AI — DEX Pool Search https://x402.ottoai.services/pools-search x402 $0.0010 crypto/dex-pools healthy 261ms bazaar
Otto AI — DNS Lookup https://x402.ottoai.services/dns-lookup x402 $0.0010 data/dns healthy 191ms bazaar
Otto AI — DeFi TVL Analytics https://x402.ottoai.services/defi-analytics x402 $0.0010 crypto/defi-analytics healthy 259ms bazaar
Otto AI — DeFi Yield Alpha https://x402.ottoai.services/yield-alpha x402 $0.0020 crypto/defi-yield healthy 164ms bazaar
Otto AI — Dividend Data https://x402.ottoai.services/dividend-intel x402 $0.0030 finance/dividend-data healthy 303ms bazaar
Otto AI — Domain Age https://x402.ottoai.services/domain-age x402 $0.0010 data/domain-age healthy 294ms bazaar
Otto AI — Domain Report https://x402.ottoai.services/domain-report x402 $0.02 data/domain-report healthy 255ms bazaar
Otto AI — Earnings Calendar https://x402.ottoai.services/earnings-calendar x402 $0.0030 finance/earnings-calendar healthy 357ms bazaar
Otto AI — Equity Fundamentals & SEC Filings https://x402.ottoai.services/equity-intel x402 $0.0030 finance/equity-fundamentals healthy 301ms bazaar
Otto AI — Equity News https://x402.ottoai.services/equity-news x402 $0.0030 finance/equity-news healthy 298ms bazaar
Otto AI — Equity Technical Signals https://x402.ottoai.services/technical-signals x402 $0.0030 finance/technical-indicators healthy 215ms bazaar
Otto AI — Feedback & Refunds https://x402.ottoai.services/feedback x402 $0.0010 agent-commerce/refunds healthy 676ms bazaar
Otto AI — Full Auto x402 Router https://x402.ottoai.services/full-auto x402 — agent-commerce/x402-auto-pay healthy 343ms self-registered
Otto AI — Insider Trades https://x402.ottoai.services/insider-trades x402 $0.0030 market-data/insider-trades healthy 422ms bazaar
Otto AI — KOL Sentiment https://x402.ottoai.services/kol-sentiment x402 $0.0030 market-intelligence/kol-sentiment healthy 441ms bazaar
Otto AI — Perp Funding Rates https://x402.ottoai.services/funding-rates x402 $0.0010 market-data/funding-rates healthy 185ms bazaar
Otto AI — Prediction Market Search https://x402.ottoai.services/pm-search x402 $0.0010 predict/prediction-market-search healthy 366ms bazaar
Otto AI — Smart Money (Insider Flow + Fundamentals) https://x402.ottoai.services/equity-smart-money x402 $0.0060 finance/smart-money healthy 495ms bazaar
Otto AI — Smart Money Filing Brief https://x402.ottoai.services/equity-smart-money-brief x402 $0.10 finance/smart-money-brief healthy 258ms bazaar
Otto AI — Token Alpha https://x402.ottoai.services/token-alpha x402 $0.0050 market-intelligence/token-alpha healthy 380ms bazaar
Otto AI — Token Details https://x402.ottoai.services/token-details x402 $0.0010 crypto/token-details healthy 469ms bazaar