{"id":552893,"name":"Crypto Derivatives Data API","description":"Perp funding rates, open interest, futures basis, implied volatility, liquidations and order book depth across 8 exchanges (Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX). $0.003-$0.005 per call, payable over x402 (USDC on Base, eip155:8453). No account, no API key. A2A: JSON-RPC at https://derivs.duoleads.com/a2a; send a DataPart {\"skill\": \"<skill id>\", \"params\": {...}}; skill execution is paid through the a2a-x402 extension. Also plain HTTP (https://derivs.duoleads.com/openapi.json) and MCP (https://derivs.duoleads.com/mcp). Data only, not investment advice, not a benchmark; not affiliated with any exchange.","card_url":"https://derivs.duoleads.com/.well-known/agent-card.json","endpoint":"https://derivs.duoleads.com/a2a","protocol_version":"1.0","first_seen":"2026-11-05T22:08:24.880884+00:00","last_verified":"2026-11-05T22:08:24.880884+00:00","card":{"name":"Crypto Derivatives Data API","skills":[{"id":"perp_funding_rates","name":"Perp funding rates by exchange (one coin)","tags":["funding","funding-rates","perp-funding","hyperliquid","perp"],"examples":["{\"skill\":\"perp_funding_rates\",\"params\":{\"coin\":\"BTC\"}}","https://derivs.duoleads.com/v1/funding-rates?coin=BTC"],"inputModes":["application/json"],"description":"Funding rates for perpetual futures (perp funding) of one coin across 8 exchanges: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue the current funding rate, interval, 8h rate, APR, next funding time, mark and index; predicted funding incl. Binance and Bybit (via Hyperliquid); the last 24 hourly prints with avg/min/max/% positive. Perpetual swap funding for BTC, ETH, SOL and more. Data only. Bad input is free; under 3 venues not charged. Price: $0.003 per call. Also GET /v1/funding-rates.","outputModes":["application/json"]},{"id":"funding_rate_history","name":"Funding rate history (one coin, one venue, up to 30 days)","tags":["funding-rate-history","funding","funding-rates","perp","historical-data"],"examples":["{\"skill\":\"funding_rate_history\",\"params\":{\"coin\":\"BTC\",\"venue\":\"hyperliquid\",\"days\":\"7\"}}","https://derivs.duoleads.com/v1/funding-history?coin=BTC&venue=hyperliquid&days=7"],"inputModes":["application/json"],"description":"Funding rate history of one coin on one exchange (Bybit, Hyperliquid, dYdX, Gate, Kraken, Deribit or OKX), up to 30 days: every past funding print with interval, 8h rate and APR, plus avg/min/max/% positive and the window covered. Historical perpetual swap funding for backtests and carry studies on BTC, ETH, SOL and more. Data only. Bad input is free; a venue that fails is not charged. Price: $0.003 per call. Also GET /v1/funding-history.","outputModes":["application/json"]},{"id":"funding_arbitrage_scan","name":"Funding arbitrage scanner (all coins)","tags":["funding-arbitrage","funding","funding-rates","perp","arbitrage"],"examples":["{\"skill\":\"funding_arbitrage_scan\",\"params\":{\"min_apr\":\"10\"}}","https://derivs.duoleads.com/v1/funding-arbitrage?min_apr=10"],"inputModes":["application/json"],"description":"Funding arbitrage scanner across 8 exchanges (Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX): for every coin the widest cross-venue perp funding spread, the long and short venue, both funding rates, gross and fee-adjusted net APR and breakeven days, with a 24h volume liquidity filter. Funding rate arbitrage, basis trade and carry screening of perpetual swaps. Data only, no advice. Bad input is free; under 3 venues not charged. Empty filter results are still charged. Price: $0.005 per call. Also GET /v1/funding-arbitrage.","outputModes":["application/json"]},{"id":"perp_screener","name":"Perp screener (every perpetual, sorted)","tags":["perp-screener","funding-screener","perp","funding","open-interest"],"examples":["{\"skill\":\"perp_screener\",\"params\":{\"sort\":\"funding\",\"order\":\"desc\",\"limit\":\"20\"}}","https://derivs.duoleads.com/v1/perp-screener?sort=funding&order=desc&limit=20"],"inputModes":["application/json"],"description":"Perp screener for all coins: every perpetual future on Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit and OKX in one call, sorted by funding rate (APR), open interest (OI), 24h volume or 24h change, with the highest and lowest funding views. A funding screener and perpetuals market ranking for BTC, ETH, SOL and hundreds of altcoins. Data only. Bad input is free; under 3 venues not charged. Empty filter results are still charged. Price: $0.005 per call. Also GET /v1/perp-screener.","outputModes":["application/json"]},{"id":"open_interest","name":"Open interest by exchange (one coin)","tags":["open-interest","oi","perp-open-interest","perp","futures"],"examples":["{\"skill\":\"open_interest\",\"params\":{\"coin\":\"BTC\"}}","https://derivs.duoleads.com/v1/open-interest?coin=BTC"],"inputModes":["application/json"],"description":"Open interest (OI) of one coin's perpetual futures by exchange: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue OI in coins and USD and its share, the total, and the OI change over 1h, 4h and 24h from the venues' own history. Perp open interest and futures open interest for BTC, ETH, SOL and more. Data only. Bad input is free; under 2 venues (3 for a coin listed on 3+) not charged. Price: $0.003 per call. Also GET /v1/open-interest.","outputModes":["application/json"]},{"id":"futures_basis","name":"Futures basis, term structure and perp premium (one coin)","tags":["futures-basis","basis","perp-basis","term-structure","futures"],"examples":["{\"skill\":\"futures_basis\",\"params\":{\"coin\":\"BTC\"}}","https://derivs.duoleads.com/v1/basis?coin=BTC"],"inputModes":["application/json"],"description":"Futures basis and term structure of one coin: dated futures on Bybit, Deribit, Kraken, Gate and OKX with days to expiry, basis vs index and annualised basis (contango or backwardation, the carry), the perp premium (mark vs index/oracle) on Hyperliquid, dYdX, Bitfinex and the others, and predicted funding. Crypto futures basis for BTC, ETH and more. Data only. Bad input is free; under 2 venues not charged. Price: $0.003 per call. Also GET /v1/basis.","outputModes":["application/json"]},{"id":"implied_volatility","name":"Implied volatility, skew and max pain (crypto options)","tags":["implied-volatility","iv","volatility","options","options-chain"],"examples":["{\"skill\":\"implied_volatility\",\"params\":{\"coin\":\"BTC\"}}","https://derivs.duoleads.com/v1/options?coin=BTC"],"inputModes":["application/json"],"description":"Implied volatility (IV) of crypto options per expiry from Deribit, Bybit and OKX: ATM IV, 25-delta skew, put/call open interest ratio, max pain and Deribit's DVOL index; with an expiry, the options chain per strike with the greeks as each venue publishes them. Volatility surface inputs for BTC and ETH options. Data only. Bad input is free; nothing is charged when no venue answers. Price: $0.003 per call. Also GET /v1/options.","outputModes":["application/json"]},{"id":"liquidations","name":"Liquidations (one coin, last 1-24 h)","tags":["liquidations","liquidation","liquidation-data","perp","long-liquidations"],"examples":["{\"skill\":\"liquidations\",\"params\":{\"coin\":\"BTC\",\"hours\":\"24\"}}","https://derivs.duoleads.com/v1/liquidations?coin=BTC&hours=24"],"inputModes":["application/json"],"description":"Liquidations of one coin's perpetual futures: recent forced liquidations from the Gate, Bitfinex, dYdX, Deribit and OKX public feeds, long and short liquidations in USD per venue, the totals and the largest events over 1-24h. Liquidation data for BTC, ETH, SOL and more; Bybit, Hyperliquid and Kraken are listed as not covered (WebSocket only). Data only. Bad input is free; under 2 feeds not charged. Price: $0.003 per call. Also GET /v1/liquidations.","outputModes":["application/json"]},{"id":"order_book_depth","name":"Order book depth and slippage (one coin, 8 venues)","tags":["order-book-depth","orderbook","order-book","slippage","market-depth"],"examples":["{\"skill\":\"order_book_depth\",\"params\":{\"coin\":\"BTC\",\"size_usd\":\"100000\"}}","https://derivs.duoleads.com/v1/orderbook?coin=BTC&size_usd=100000"],"inputModes":["application/json"],"description":"Order book depth of one coin's perpetual on Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit and OKX: best bid/ask, spread in bps, market depth in USD within 0.1/0.5/1/2% of mid, bid/ask imbalance, estimated slippage for your order size and the largest resting orders (walls). L2 orderbook liquidity for BTC, ETH, SOL and more. Data only. Bad input is free; under 2 venues not charged. Price: $0.003 per call. Also GET /v1/orderbook.","outputModes":["application/json"]},{"id":"derivatives_snapshot","name":"Crypto derivatives snapshot (one coin, one call)","tags":["crypto-derivatives","derivatives","funding","oi","liquidations"],"examples":["{\"skill\":\"derivatives_snapshot\",\"params\":{\"coin\":\"BTC\"}}","https://derivs.duoleads.com/v1/derivatives-snapshot?coin=BTC"],"inputModes":["application/json"],"description":"Crypto derivatives snapshot of one coin in one call: perp funding rates per exchange with predicted funding, open interest (OI) per venue, perp premium and the nearest futures basis, 24h liquidations and the long/short ratio. Venues: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. The derivatives data bundle for trading agents on BTC, ETH, SOL and more. Data only. Bad input is free; under 3 venues not charged. Price: $0.005 per call. Also GET /v1/derivatives-snapshot.","outputModes":["application/json"]}],"version":"1.0.0","provider":{"url":"https://derivs.duoleads.com","organization":"Duo Leads"},"description":"Perp funding rates, open interest, futures basis, implied volatility, liquidations and order book depth across 8 exchanges (Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX). $0.003-$0.005 per call, payable over x402 (USDC on Base, eip155:8453). No account, no API key. A2A: JSON-RPC at https://derivs.duoleads.com/a2a; send a DataPart {\"skill\": \"<skill id>\", \"params\": {...}}; skill execution is paid through the a2a-x402 extension. Also plain HTTP (https://derivs.duoleads.com/openapi.json) and MCP (https://derivs.duoleads.com/mcp). Data only, not investment advice, not a benchmark; not affiliated with any exchange.","capabilities":{"streaming":false,"extensions":[{"uri":"https://github.com/google-agentic-commerce/a2a-x402/blob/main/spec/v0.2","required":true,"description":"Payment required per skill invocation: $0.003-$0.005 in USDC on Base (eip155:8453), x402 v2, Standalone Flow; each skill states its price. Required for skill execution (A2A-Extensions header); a message without a skill is answered for free."}],"pushNotifications":false},"documentationUrl":"https://derivs.duoleads.com/docs","defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"supportedInterfaces":[{"url":"https://derivs.duoleads.com/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},{"url":"https://derivs.duoleads.com/a2a","protocolBinding":"JSONRPC","protocolVersion":"0.3"}]},"status":"verified","publisher_domain":"duoleads.com","signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-11-05T22:08:24.880884+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Publisher Agent Card","source_url":"https://derivs.duoleads.com/.well-known/agent-card.json","last_check":{"checked_at":"2026-11-05T22:08:24.880884+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://derivs.duoleads.com/.well-known/agent-card.json"],"skills":[{"skill_id":"derivatives_snapshot","name":"Crypto derivatives snapshot (one coin, one call)","description":"Crypto derivatives snapshot of one coin in one call: perp funding rates per exchange with predicted funding, open interest (OI) per venue, perp premium and the nearest futures basis, 24h liquidations and the long/short ratio. Venues: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. The derivatives data bundle for trading agents on BTC, ETH, SOL and more. Data only. Bad input is free; under 3 venues not charged. Price: $0.005 per call. Also GET /v1/derivatives-snapshot.","tags":["crypto-derivatives","derivatives","funding","oi","liquidations"],"quality_warning":false},{"skill_id":"funding_arbitrage_scan","name":"Funding arbitrage scanner (all coins)","description":"Funding arbitrage scanner across 8 exchanges (Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX): for every coin the widest cross-venue perp funding spread, the long and short venue, both funding rates, gross and fee-adjusted net APR and breakeven days, with a 24h volume liquidity filter. Funding rate arbitrage, basis trade and carry screening of perpetual swaps. Data only, no advice. Bad input is free; under 3 venues not charged. Empty filter results are still charged. Price: $0.005 per call. Also GET /v1/funding-arbitrage.","tags":["funding-arbitrage","funding","funding-rates","perp","arbitrage"],"quality_warning":false},{"skill_id":"funding_rate_history","name":"Funding rate history (one coin, one venue, up to 30 days)","description":"Funding rate history of one coin on one exchange (Bybit, Hyperliquid, dYdX, Gate, Kraken, Deribit or OKX), up to 30 days: every past funding print with interval, 8h rate and APR, plus avg/min/max/% positive and the window covered. Historical perpetual swap funding for backtests and carry studies on BTC, ETH, SOL and more. Data only. Bad input is free; a venue that fails is not charged. Price: $0.003 per call. Also GET /v1/funding-history.","tags":["funding-rate-history","funding","funding-rates","perp","historical-data"],"quality_warning":false},{"skill_id":"futures_basis","name":"Futures basis, term structure and perp premium (one coin)","description":"Futures basis and term structure of one coin: dated futures on Bybit, Deribit, Kraken, Gate and OKX with days to expiry, basis vs index and annualised basis (contango or backwardation, the carry), the perp premium (mark vs index/oracle) on Hyperliquid, dYdX, Bitfinex and the others, and predicted funding. Crypto futures basis for BTC, ETH and more. Data only. Bad input is free; under 2 venues not charged. Price: $0.003 per call. Also GET /v1/basis.","tags":["futures-basis","basis","perp-basis","term-structure","futures"],"quality_warning":false},{"skill_id":"implied_volatility","name":"Implied volatility, skew and max pain (crypto options)","description":"Implied volatility (IV) of crypto options per expiry from Deribit, Bybit and OKX: ATM IV, 25-delta skew, put/call open interest ratio, max pain and Deribit's DVOL index; with an expiry, the options chain per strike with the greeks as each venue publishes them. Volatility surface inputs for BTC and ETH options. Data only. Bad input is free; nothing is charged when no venue answers. Price: $0.003 per call. Also GET /v1/options.","tags":["implied-volatility","iv","volatility","options","options-chain"],"quality_warning":false},{"skill_id":"liquidations","name":"Liquidations (one coin, last 1-24 h)","description":"Liquidations of one coin's perpetual futures: recent forced liquidations from the Gate, Bitfinex, dYdX, Deribit and OKX public feeds, long and short liquidations in USD per venue, the totals and the largest events over 1-24h. Liquidation data for BTC, ETH, SOL and more; Bybit, Hyperliquid and Kraken are listed as not covered (WebSocket only). Data only. Bad input is free; under 2 feeds not charged. Price: $0.003 per call. Also GET /v1/liquidations.","tags":["liquidations","liquidation","liquidation-data","perp","long-liquidations"],"quality_warning":false},{"skill_id":"open_interest","name":"Open interest by exchange (one coin)","description":"Open interest (OI) of one coin's perpetual futures by exchange: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue OI in coins and USD and its share, the total, and the OI change over 1h, 4h and 24h from the venues' own history. Perp open interest and futures open interest for BTC, ETH, SOL and more. Data only. Bad input is free; under 2 venues (3 for a coin listed on 3+) not charged. Price: $0.003 per call. Also GET /v1/open-interest.","tags":["open-interest","oi","perp-open-interest","perp","futures"],"quality_warning":false},{"skill_id":"order_book_depth","name":"Order book depth and slippage (one coin, 8 venues)","description":"Order book depth of one coin's perpetual on Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit and OKX: best bid/ask, spread in bps, market depth in USD within 0.1/0.5/1/2% of mid, bid/ask imbalance, estimated slippage for your order size and the largest resting orders (walls). L2 orderbook liquidity for BTC, ETH, SOL and more. Data only. Bad input is free; under 2 venues not charged. Price: $0.003 per call. Also GET /v1/orderbook.","tags":["order-book-depth","orderbook","order-book","slippage","market-depth"],"quality_warning":false},{"skill_id":"perp_funding_rates","name":"Perp funding rates by exchange (one coin)","description":"Funding rates for perpetual futures (perp funding) of one coin across 8 exchanges: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue the current funding rate, interval, 8h rate, APR, next funding time, mark and index; predicted funding incl. Binance and Bybit (via Hyperliquid); the last 24 hourly prints with avg/min/max/% positive. Perpetual swap funding for BTC, ETH, SOL and more. Data only. Bad input is free; under 3 venues not charged. Price: $0.003 per call. Also GET /v1/funding-rates.","tags":["funding","funding-rates","perp-funding","hyperliquid","perp"],"quality_warning":false},{"skill_id":"perp_screener","name":"Perp screener (every perpetual, sorted)","description":"Perp screener for all coins: every perpetual future on Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit and OKX in one call, sorted by funding rate (APR), open interest (OI), 24h volume or 24h change, with the highest and lowest funding views. A funding screener and perpetuals market ranking for BTC, ETH, SOL and hundreds of altcoins. Data only. Bad input is free; under 3 venues not charged. Empty filter results are still charged. Price: $0.005 per call. Also GET /v1/perp-screener.","tags":["perp-screener","funding-screener","perp","funding","open-interest"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":1,"passed":1},"recent_checks":[{"card_url":"https://derivs.duoleads.com/.well-known/agent-card.json","checked_at":"2026-11-05T22:08:24.880884+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-11-05T22:08:24.880884+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-11-05T22:08:24.880884+00:00","endpoint":"https://derivs.duoleads.com/a2a","protocol_binding":"JSONRPC","protocol_version":"1.0","state":"a2a_response","http_status":200,"detail":"A2A task-not-found response to a read-only task lookup","request_diagnostics":{"requests":[{"path":"/a2a","allow":[],"method":"POST","status":200,"version_header":"1.0","protocol_method":"GetTask","redirect_followed":false}],"capture_version":1}},"declared_primary_endpoint":"https://derivs.duoleads.com/a2a","selected_connection_interface":{"url":"https://derivs.duoleads.com/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"protocol_interface_checks":[{"endpoint":"https://derivs.duoleads.com/a2a","protocol_binding":"JSONRPC","protocol_version":"1.0","selected":true,"state":"a2a_response","checked_at":"2026-11-05T22:08:24.880884+00:00","http_status":200,"detail":"A2A task-not-found response to a read-only task lookup","binding_recorded":true},{"endpoint":"https://derivs.duoleads.com/a2a","protocol_binding":"JSONRPC","protocol_version":"0.3","selected":false,"state":"a2a_response","checked_at":"2026-11-05T22:08:24.880884+00:00","http_status":200,"detail":"A2A task-not-found response to a read-only task lookup","binding_recorded":true}],"connection_selection_note":"The selected connection uses an address advertised in the publisher card. Read-only observations do not establish task quality or safety.","x402_price_check":null,"events":[],"relationships":[],"verification":{"agent_card_url":"https://derivs.duoleads.com/.well-known/agent-card.json","last_successful_card_check":"2026-11-05T22:08:24.880884+00:00","latest_card_check":{"checked_at":"2026-11-05T22:08:24.880884+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-11-05T22:08:24.880884+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-11-05T22:08:24.880884+00:00","endpoint_tls_reachable":true,"protocol_check_state":"a2a_response","protocol_checked_at":"2026-11-05T22:08:24.880884+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null},"synthetic_capability_tests":{"agent_id":552893,"status":"not_tested","reason_code":"not_yet_tested","consent_status":"not_confirmed","latest_observation_status":null,"last_checked_at":null,"fixture_version":"1","reference_demonstration":false,"scope":"A publisher-authorized synthetic test of a dedicated free test endpoint. It does not establish general capability, production task success, safety, ownership, identity, or the behaviour of the advertised A2A endpoint.","methodology_url":"https://localmark.ai/capability-tests","history":[]},"repair_links":{"agent_repair_url":"https://localmark.ai/agents/552893/repair","publisher_report_url":"https://localmark.ai/publishers/duoleads.com/repair","diagnostics_json_url":"https://localmark.ai/publishers/duoleads.com/repair/diagnostics.json","diagnostics_csv_url":"https://localmark.ai/publishers/duoleads.com/repair/diagnostics.csv"},"_localmark":{"contribution":{"optional":true,"directory_access":"free","operator_authorization_required":true,"affects_rankings":false,"message":"LocalMark is free. Optional contributions help fund ongoing checks.","support_url":"https://localmark.ai/support","metadata_url":"https://localmark.ai/api/v1/support/contributions"}}}