{ "x402Version": 2, "id": 4067, "slug": "4067", "resource": "https://api.delx.ai/api/v1/x402/bitcoin-up-down-5m", "description": "Bitcoin Up or Down 5-Minute Probability estimates p_up and p_down for rapid near-close windows where the freshest supplied observations matter most. Send 8-240 ordered caller-supplied BTC price observations, the target venue's opening price, and its close timestamp; optionally include UP/DOWN share prices and entry fees for a descriptive model-edge comparison. Returns a conservative probability pair, lean, input-quality score, model contract, and warnings for $0.003 USDC via x402 on Base or Sol…", "type": "http", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "3000", "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "eip155:8453", "payTo": "0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "3000", "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "28heAMpFkeUJsL7o7apiK4oJwZWq2fUHinRwbgYYsemG", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "3000", "maxTimeoutSeconds": 300 } ], "outputSchema": { "bazaar": { "category": "prediction-markets", "info": { "input": { "body": { "fee_bps": 50, "market_down_price": 0.54, "market_up_price": 0.48, "observations": [ { "price": 100000, "timestamp": 1799999700 }, { "price": 100035, "timestamp": 1799999737 }, { "price": 100070, "timestamp": 1799999774 }, { "price": 100105, "timestamp": 1799999811 }, { "price": 100140, "timestamp": 1799999848 }, { "price": 100175, "timestamp": 1799999885 }, { "price": 100210, "timestamp": 1799999922 }, { "price": 100245, "timestamp": 1799999959 } ], "window_close_timestamp": 1800000000, "window_open_price": 100000 }, "bodyType": "json", "method": "POST", "type": "http" }, "output": { "example": { "asset": "BTC", "data_quality": { "label": "adequate_input_coverage", "observations_used": 8, "score": 0.7455 }, "estimate": { "lean": "up", "p_down": 0.20045, "p_up": 0.79955 }, "horizon_minutes": 5, "input_provenance": "caller_supplied", "model": { "deterministic_for_same_input": true, "no_live_market_data": true, "probability_is_uncalibrated": true, "version": "delx-local-updown-v1" }, "schema": "delx/prediction-updown-estimate/v1", "status": "estimate", "warnings": [ "caller_supplied_prices_not_verified", "probability_is_uncalibrated", "not_trading_advice" ] }, "type": "json" } }, "schema": { "properties": { "input": { "properties": { "body": { "additionalProperties": false, "properties": { "fee_bps": { "maximum": 1000, "minimum": 0, "type": "integer" }, "market_down_price": { "maximum": 1, "minimum": 0, "type": "number" }, "market_up_price": { "maximum": 1, "minimum": 0, "type": "number" }, "observations": { "items": { "additionalProperties": false, "properties": { "price": { "maximum": 1000000000000000, "minimum": 1e-12, "type": "number" }, "timestamp": { "minimum": 1, "type": "integer" } }, "required": [ "timestamp", "price" ], "type": "object" }, "maxItems": 240, "minItems": 8, "type": "array" }, "window_close_timestamp": { "minimum": 1, "type": "integer" }, "window_open_price": { "maximum": 1000000000000000, "minimum": 1e-12, "type": "number" } }, "required": [ "observations", "window_open_price", "window_close_timestamp" ], "type": "object" }, "bodyType": { "const": "json", "type": "string" }, "method": { "const": "POST", "type": "string" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method", "bodyType", "body" ], "type": "object" }, "output": { "additionalProperties": true, "properties": { "asset": { "type": "string" }, "data_quality": { "additionalProperties": true, "properties": { "label": { "type": "string" }, "observations_used": { "type": "integer" }, "score": { "type": "number" } }, "type": "object" }, "estimate": { "additionalProperties": true, "properties": { "lean": { "type": "string" }, "p_down": { "type": "number" }, "p_up": { "type": "number" } }, "type": "object" }, "horizon_minutes": { "type": "integer" }, "input_provenance": { "type": "string" }, "model": { "additionalProperties": true, "properties": { "deterministic_for_same_input": { "type": "boolean" }, "no_live_market_data": { "type": "boolean" }, "probability_is_uncalibrated": { "type": "boolean" }, "version": { "type": "string" } }, "type": "object" }, "schema": { "type": "string" }, "status": { "type": "string" }, "warnings": { "items": { "type": "string" }, "type": "array" } }, "type": "object" } }, "required": [ "input", "output" ], "type": "object" }, "serviceName": "Delx Commerce", "summary": "Bitcoin Up or Down 5-Minute Probability estimates p_up and p_down for rapid near-close windows where the freshest supplied observations matter most. Send 8-240 ordered caller-supplied BTC price observations, the target venue's opening price, and its close timestamp; optionally include UP/DOWN share prices and entry fees for a descriptive model-edge comparison. Returns a conservative probability pair, lean, input-quality score, model contract, and warnings for $0.003 USDC via x402 on Base or Solana. First-party, deterministic, memory-only execution with no input retention. It does not fetch exchange, oracle, or prediction-venue data; it never signs or places a trade. The probability is uncalibrated, venue resolution rules are not verified, and the output is not trading advice.", "tags": [ "x402", "prediction-markets", "crypto", "btc", "5m" ] } }, "tags": [ "bazaar" ], "sourceHost": "api.delx.ai", "lastUpdated": "2026-08-30T11:00:20.243Z", "quality": { "calls30d": 1, "uniquePayers30d": 1, "lastCalledAt": "2026-08-30T11:00:19.594Z" }, "liveness": {}, "verified": false, "featured": false, "provider": { "host": "api.delx.ai", "manifest_name": "api.delx.ai", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-09-18T22:00:31.484Z" } }