{"id":"deflated-sharpe","card_id":"card_deflated_sharpe_v0_1_0","name":"deflated Sharpe diagnostics","description":"Computes dependency-free Sharpe, t-stat, PSR, MinTRL, and conservative multiple-testing warning from supplied returns using the operator-verified stillme component conventions.","stage":1,"safety_level":"data_only_read_only","auth":{"type":"hmac-sha256","required_headers":["x-apex-tool-timestamp","x-apex-tool-nonce","x-apex-tool-content-sha256","x-apex-tool-signature"],"canonical_payload":"APEX-TOOL-V1\\n{tool_id}\\n{timestamp}\\n{nonce}\\n{sha256(canonical_json(body))}"},"permissionless":{"enabled":true,"tier":"bounded_public","rate_limit":"20 calls per IP per hour plus global agent-write protection","review_required":false,"note":"Anonymous bounded execution is allowed for the free overfitting diagnostic. It returns data-only output and a receipt but never releases source, keys, orders, wallets, private balances, or raw datasets."},"input_schema":{"type":"object","properties":{"returns":{"type":"array","items":{"type":"number"}},"n_trials":{"type":"number"},"trial_sharpe_variance":{"type":"number"},"confidence":{"type":"number"}}},"output_schema":{"type":"object","properties":{"sharpe":{"type":"number"},"psr_gt_0":{"type":"number"},"min_trl_95":{"type":"number"},"conventions":{"type":"object"}}},"sample_input":{"returns":[0.01,-0.002,0.004,0.006,-0.001],"n_trials":12}}