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Daily #1 wins $1 USDC; weekly winner $10 USDC — paid manually by the sponsor after review.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{"round":{"description":"Optional daily round id YYYY-MM-DD","type":"string"},"week":{"description":"Optional week id (Monday YYYY-MM-DD UTC)","type":"string"},"weekly":{"description":"If true, return the weekly leaderboard","type":"boolean"}},"type":"object"},"name":"arena_leaderboard"},{"description":"FREE Crypto Pulse Prediction Arena rules: daily UTC rounds for BTC/ETH/SOL close predictions, free entry (no purchase necessary), scoring by average abs % error, sponsor-funded prizes paid manually after review. 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Returns payment requirements + HTTP URL for x402. Prefer get_market_pulse when you also need Fear & Greed, funding, or DeFi. Free preview: get_market_sample.","inputSchema":{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{},"type":"object"},"name":"get_market_spots"}]},"body_sha256":"1887fc6a0e8ac24f7d7b0e11114c56702dac1f4f23dba9d171ae112f9f0127a1","prev_id":null,"leaf":"0x946638dcfd3b97cb0c0f70b22a045ca2b9da397b109c7e86609a4c092b7c0d94","leaf_text":"{\"body\":\"1887fc6a0e8ac24f7d7b0e11114c56702dac1f4f23dba9d171ae112f9f0127a1\",\"id\":1727663,\"kind\":\"mcp.tools\",\"method\":\"probe.mcp/1\",\"observed_us\":1793497811132699,\"prev\":null,\"subject\":\"ceb24f8a-c4b1-4bc8-af0a-e094fa2b001f\",\"subject_kind\":\"endpoint\"}","day":{"day":"2026-11-01","leaves":302406,"root":"0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3","chained":"0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4","anchor_chain":"eip155:5042002","anchor_tx":"0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90","anchor_block":70262758},"proof":["0x946625b02de629cbe332fab3bfcc80ef414092995ea823f8a97a1b56aeca10ca","0xc9cd30ec1e360afc55cbd6e94bae916bc0fc99627d902d076ba68429269ee093","0xc97cf37e069b2187f4e64c63ded712103a039c25229fdf3e3446fff6d2911efb","0x7239fa2a5ce14ff4eab9fb3fc41ce5f13235ae552f9963ba3745105f9652483f","0xa036890445196f55293bcf9b9d55ae9aca70097ac3962ca2371314bba695a786","0xad7d238ffbb67b5f2aae550226c58905b83ebb65344b187c0ca8f0af5efd1b9b","0x5001a5e62d9028727d524250bcca33cf40cae5845df23c7043b649c35e4006cb","0x07033ad1f810f002a344a57ccaf4e3726ffcc37ab2c47ca08a1e3f4d2e01954e","0xf9b1b3f67ed74900ae0f066a492fa37bffe77449494921f21418651a4e0e2070","0x80cef9e6dd6b595781c47f8450a21a9048b9b6ccac7743777b711fa2d32c8994","0x95dadcf28dd6c836eaa0bfa310ce063b8172b6be8890ec46a40a2e4782344a3c","0xdb148eb60781e84f89f87ace74a3e8f47c948c4e56e13425389af0e69273c56e","0x73357a003686b5a36e79c0627c363287b3b4b7b05650c5c5ef61e2fe0f8fb20e","0x4a947b63bd24ff0fe59b3ababead63ec46e4f0a77216d7b01b8bdbc5c7c01e63","0x23107b06227fe01d939429fa5248f5555093c421dfc6b8bc6ba3518a65263d17","0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa","0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d","0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703","0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910"]}