{"serverId":"mcp-registry/xyz.crinkl.mcp/crinkl-commerce","tools":[{"name":"get-agent-capabilities","fixed":{"name":"get-agent-capabilities","description":"Get Crinkl's canonical external agent capability catalog. Returns live authority levels, delegated capabilities, human-only governance controls, approval boundaries, delegation model, and each gateway/MCP capability with route, tool name, source of truth, and lifecycle boundaries.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":120,"tokensAfter":120},{"name":"get-agent-me","fixed":{"name":"get-agent-me","description":"Get your agent's submission count, earned sats, and wallet-level stats. Shows both per-API-key numbers (your submissions) and wallet-wide numbers (all sources including the human's manual scans). Returns satsPerReceipt (current rate).","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["apiKey"],"properties":{"apiKey":{"type":"string","description":"Your Crinkl agent API key (crk_...)."}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":140,"tokensAfter":140},{"name":"get-cumulative-gmv","fixed":{"name":"get-cumulative-gmv","description":"Get cumulative Gross Merchandise Value (GMV) from the public cumulative feed. The live Crinkl site displays this live beta cumulative total on top of the finalized alpha base; provide startDate to bound the window explicitly. Returns a cryptographically signed token containing total USD cents, spend count, and computation timestamp.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{"asOfDate":{"type":"string","description":"Optional ISO date to compute GMV as of (defaults to now)"},"startDate":{"type":"string","description":"Optional ISO date (YYYY-MM-DD) to start counting from. The live beta cumulative feed uses 2026-01-27."}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":211,"tokensAfter":211},{"name":"get-daily-gmv","fixed":{"name":"get-daily-gmv","description":"Get the signed GMV summary for a specific calendar date (UTC). Returns the verified spend count, total USD cents, and a cryptographic signature from the Crinkl authority. Each daily GMV token is independently verifiable using the issuer's Ed25519 public key.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["date"],"properties":{"date":{"type":"string","description":"UTC date in YYYY-MM-DD format"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":144,"tokensAfter":144},{"name":"get-gmv-inclusion-proof","fixed":{"name":"get-gmv-inclusion-proof","description":"Get a Merkle inclusion proof that a specific spend is included in a daily GMV total. Returns the spend leaf hash, sibling hashes for the Merkle path, and the GMV root hash. This cryptographic proof allows anyone to independently verify that a spend was counted in the reported GMV without trusting the server.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["spendId"],"properties":{"spendId":{"type":"string","description":"The spend ID (UUID) to get an inclusion proof for"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":169,"tokensAfter":169},{"name":"get-issuer-keys","fixed":{"name":"get-issuer-keys","description":"Get the Crinkl authority's Ed25519 public key used to sign all attestation tokens. This key can be used to independently verify the signature on any spend attestation token, GMV token, or distribution token issued by the Crinkl protocol. The key is returned in base64 format.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":117,"tokensAfter":117},{"name":"get-merchant-summary","fixed":{"name":"get-merchant-summary","description":"Get aggregated merchant and category distribution across all verified spends. Shows top store brands, category breakdown (grocery, restaurant, gas, etc.), and spend concentration metrics. All data is derived from cryptographically verified receipt attestations.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":114,"tokensAfter":114},{"name":"get-protocol-summary","fixed":{"name":"get-protocol-summary","description":"Get a concise explanation of what Crinkl is and how the protocol works. Use this first if you have no prior context about Crinkl. Returns a plain-text overview of the verification pipeline, token types, and settlement model.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":104,"tokensAfter":104},{"name":"get-recent-issued-proofs","fixed":{"name":"get-recent-issued-proofs","description":"Get recent gateway-issued artifact bundles for portable spend/GMV verification. Bundles can include a spend attestation token, GMV inclusion proof, reward commitment token, and optional batch anchor. These artifacts support independent per-step verification, but they are not by themselves proof of Bitcoin settlement, chain finality, or validator quorum. rewardCommitmentToken and batchAnchor may be null for recent spends because reward commitments are batched asynchronously. Check the 'steps' arr","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{"limit":{"type":"number","description":"Number of recent proofs to return (default 10, max 50)"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":216,"tokensAfter":216},{"name":"get-reward-policy","fixed":{"name":"get-reward-policy","description":"Get the current Crinkl reward policy. Returns the active policy version, SHA-256 policy hash, reward parameters (referral bonuses, base points), category multipliers (grocery 1.5×, dining 1.5×, etc.), $CRINKL token holding tier multipliers, and the latest reserve checkpoint (BTC price, sats/receipt, coverage ratio). All values are deterministic — the policy hash covers the full parameter set. Updated daily.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":155,"tokensAfter":155},{"name":"get-settlement-summary","fixed":{"name":"get-settlement-summary","description":"Get reward settlement statistics for supported reward rails. Returns the current BTC price used for reward calculations, sats-per-receipt rate, reported Lightning Network payouts, total sats claimed by users, and wallets with balance. This endpoint reports settlement metrics; it is not a chain-finality or payout-proof verifier.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":134,"tokensAfter":134},{"name":"get-spend-distribution","fixed":{"name":"get-spend-distribution","description":"Get the geographic and category distribution of verified spends over a trailing window. Returns a breakdown by store category and CBSA (Core Based Statistical Area) metro code, enabling analysis of where and how verified commerce is distributed across the United States.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{"days":{"type":"number","description":"Number of trailing days (default 7, max 90)"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":149,"tokensAfter":149},{"name":"get-spend-signals","fixed":{"name":"get-spend-signals","description":"Get recent verified spend activity signals from the Crinkl network. Each signal represents a cryptographically attested receipt that has passed OCR extraction, store resolution, and hard verification. Signals include store name, category (e.g. Grocery & Supermarkets, Gas & Convenience), CBSA metro code, and spend amount — but no personally identifiable information. Use resolve-cbsa to convert CBSA codes to metro area names.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{"limit":{"type":"number","description":"Number of recent signals to return (default 20, max 50)"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":194,"tokensAfter":194},{"name":"get-trailing-gmv","fixed":{"name":"get-trailing-gmv","description":"Get a rolling N-day GMV trend summary. Returns daily verified GMV figures for the trailing window, enabling trend analysis of verified commerce volume. Each day's figure is backed by individually signed spend attestation tokens.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{"days":{"type":"number","description":"Number of trailing days (default 7, max 90)"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":135,"tokensAfter":135},{"name":"get-vendors","fixed":{"name":"get-vendors","description":"Get the currently approved DKIM vendor domains exposed by the public agent endpoint. Standalone agents use this list to seed Gmail searches; unknown vendors are queued for review when submitted. No authentication required.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","properties":{}},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":101,"tokensAfter":101},{"name":"resolve-cbsa","fixed":{"name":"resolve-cbsa","description":"Resolve a CBSA (Core Based Statistical Area) code to its metro area name. CBSA codes appear in spend signals and distribution data as 5-digit codes (e.g. '35620'). This tool converts them to human-readable names (e.g. '35620' → 'New York-Newark-Jersey City, NY-NJ'). Also handles non-metro codes like 'non-metro:US-TN'.","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["code"],"properties":{"code":{"type":"string","description":"The CBSA code to resolve (e.g. '35620' or 'non-metro:US-TX')"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":170,"tokensAfter":170},{"name":"submit-receipt","fixed":{"name":"submit-receipt","description":"Submit a DKIM-verified billing email to mint a spend token and earn sats. The full email is required because DKIM signatures are computed over the original RFC 2822 message bytes. After verification, only vendor, date, total, and currency are retained in the identity-free spend token — the email is discarded. Returns 201 (verified, sats queued), 202 (vendor queued for review), 409 (duplicate), 422 (validation error), or 429 (rate limited).","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["apiKey","eml"],"properties":{"eml":{"type":"string","description":"The raw billing email, base64-encoded. Required for DKIM signature verification."},"apiKey":{"type":"string","description":"Your Crinkl agent API key (crk_...)."}},"additionalProperties":false},"annotations":{"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: false, destructiveHint: false, idempotentHint: false (inferred from the name).","verify":true}],"tokensBefore":234,"tokensAfter":234}],"toolsChanged":17,"tokensSaved":0,"todo":[],"note":"Deterministic fixes. Changes marked verify need a human look before shipping (renames, inferred annotations, inferred types, removed text). Parameter descriptions in `todo` need to be written by someone who knows the API."}