{"name":"Musicwire","version":"v1","discoverable":true,"payment":{"protocol":"x402","x402_version":2,"mode":"x402","network":"eip155:8453","network_label":"Base mainnet","asset":"USDC","scheme":"exact","facilitator":"CDP","discovery":{"bazaar":{"discoverable":true,"routes":["POST /v1/validate","POST /v1/render"]}},"payment_required_header":"PAYMENT-REQUIRED","payment_response_header":"PAYMENT-RESPONSE","capture_policy":"only_after_qc_pass","receipt_schema":{"status":"settled | settlement_pending | failed_not_charged","amount_usd":"string","amount_atomic":"string | null","network":"eip155:8453","asset":"EVM address | null","tx_hash":"transaction hash | null","settled_at":"ISO 8601 timestamp | null"},"output_schemas":{"validate":{"status":"200 valid result | 422 failed_not_charged","fields":["valid","errors","price_usd","payment","receipt"]},"render":{"status":"202 queued render job","fields":["job_id","status","estimated_seconds","price_usd","payment","poll_url"],"completed_job_fields":["qc","artifacts","receipt"]}},"max_generation_seconds":60,"pay_with":{"network":"eip155:8453","network_label":"Base mainnet","asset":"USDC","scheme":"exact","wallet":"An EVM wallet funded with USDC on the advertised Base network."},"refund_policy":{"refunds":"not_applicable","capture_policy":"only_after_qc_pass","failed":"failed_not_charged","explanation":"You are not charged unless QC passes, so refunds are not needed. failed_not_charged covers validation and QC failures."},"retry_policy":{"idempotency_key":{"header":"Idempotency-Key","required":false,"ttl_seconds":86400},"safe_retry":"send_same_idempotency_key_and_payload","replay":"same_result_no_second_charge_or_job","conflict":{"on":"same_key_different_payload","status":409,"charged":false},"failed":"failed_not_charged"}},"max_generation_seconds":60,"pay_with":{"network":"eip155:8453","network_label":"Base mainnet","asset":"USDC","scheme":"exact","wallet":"An EVM wallet funded with USDC on the advertised Base network."},"refund_policy":{"refunds":"not_applicable","capture_policy":"only_after_qc_pass","failed":"failed_not_charged","explanation":"You are not charged unless QC passes, so refunds are not needed. failed_not_charged covers validation and QC failures."},"retry_policy":{"idempotency_key":{"header":"Idempotency-Key","required":false,"ttl_seconds":86400},"safe_retry":"send_same_idempotency_key_and_payload","replay":"same_result_no_second_charge_or_job","conflict":{"on":"same_key_different_payload","status":409,"charged":false},"failed":"failed_not_charged"},"endpoints":{"compose_guide":{"method":"GET","path":"/v1/compose-guide","price_usd":"0.00"},"validate":{"method":"POST","path":"/v1/validate","price_usd":"0.10"},"render":{"method":"POST","path":"/v1/render","price_usd":{"solo":"0.25","multi_instrument":"0.50","part_boundary":1},"max_generation_seconds":60},"jobs":{"method":"GET","path":"/v1/jobs/{id}","price_usd":"0.00"},"provenance_verify":{"method":"POST","path":"/v1/provenance/verify","price_usd":"0.00"},"reviews":{"methods":["GET","POST"],"path":"/reviews","price_usd":"0.00"}},"review_stats":{"count":0,"average_rating":null},"formats":{"always":["musicxml","NOTICE.txt","receipt.json"],"requestable":["mp3","midi"]},"qc_guarantees":["parse and semantic validation","renderer exit code 0","all requested artifacts present","audio container, RMS, and score-duration check when audio is requested","optional key, tempo, and duration constraint comparison","failed jobs are failed_not_charged"],"failure_codes":{"validation":"validation_failed","renderer":"renderer_failed","timeout":"renderer_timeout","memory":"renderer_memory_limit","cpu":"renderer_cpu_limit","artifacts":"artifact_missing","artifactStorage":"artifact_storage_unavailable","artifactExpired":"artifact_expired","unexpected":"job_failed_unexpectedly","audioProbe":"audio_probe_unavailable","audioInvalid":"audio_invalid","audioSilent":"audio_silent","duration":"audio_duration_mismatch","scoreDuration":"score_duration_unavailable","durationModel":"score_duration_model_unsupported","constraints":"constraints_mismatch","interrupted":"render_interrupted"},"retention":{"minimum_days":30,"storage":"content-addressed sha256 S3 storage","access":"signed token URLs"},"license_terms":{"customer_owns_composition":true,"commercial_audio_use_with_notice":true,"rendered_by":"Musicwire","copyright_sold":false,"soundfont":"MS Basic only"},"abuse_terms":["MusicXML bytes or strings only, no client filesystem paths.","External entities, DOCTYPE declarations, compressed uploads, plugins, and custom soundfonts are disabled. The renderer performs no intentional network operations; strict egress control is a deploy-phase follow-up.","Original, owned, or public-domain material only. Musicwire is not a copyrighted-melody transcription service.","Rate limits and isolated resource-capped render workspaces apply."]}