Previous value: -"Register SAP Agent (Raw SDK Deprecated) input schema. Intent: local-signer write workflow. Pricing: paid value-action; preview cost and transaction effects before user confirmation. Routing: hosted accountless write is blocked; do not call this as a paid hosted write and no x402 payment should be charged. Use sap_payments_register_agent when user signing is required. Signer boundary: user-controlled local profile or external signer; OOBE hosted MCP remains non-custodial. Use exact field names from this schema; do not guess aliases or include private key material."New value: +"Register SAP Agent (Blocked in hosted Steve — use the builder) input schema. Intent: local-signer write workflow. Pricing: paid value-action; preview cost and transaction effects before user confirmation. Routing: hosted accountless write is blocked; do not call this as a paid hosted write and no x402 payment should be charged. Use sap_payments_register_agent when user signing is required. Signer boundary: user-controlled local profile or external signer; OOBE hosted MCP remains non-custodial. Use exact field names from this schema; do not guess aliases or include private key material."

Previous value: -"Volume Curve parameter for Register SAP Agent (Raw SDK Deprecated)."New value: +"Volume Curve parameter for Register SAP Agent (Blocked in hosted Steve — use the builder)."

Added value: +"Register SAP Agent (Raw SDK Deprecated) input schema. Intent: local-signer write workflow. Pricing: paid value-action; preview cost and transaction effects before user confirmation. Routing: hosted accountless write is blocked; do not call this as a paid hosted write and no x402 payment should be charged. Use sap_payments_register_agent when user signing is required. Signer boundary: user-controlled local profile or external signer; OOBE hosted MCP remains non-custodial. Use exact field names from this schema; do not guess aliases or include private key material."

Previous value: -"Capabilities parameter for Register SAP Agent (Raw SDK Deprecated)."New value: +"Capabilities array describing agent/tool capabilities. Use stable IDs, protocol labels, and human-readable descriptions; validate category values before writes."

Previous value: -[
-  {
-    "description": "Capability id shorthand, for example jupiter:swap, pyth:price, metaplex:identity, sns:identity, or risk:management.",
-    "type": "string"
-  },
-  {
-    "additionalProperties": false,
-    "properties": {
-      "description": {
-        "description": "Optional human-readable capability description for agents and explorers.",
-        "type": "string"
-      },
-      "id": {
-        "description": "Required stable capability id. Use protocol:action naming, for example jupiter:swap, pyth:price, metaplex:identity, sns:identity, x402:payments, or risk:management.",
-        "type": "string"
-      },
-      "protocolId": {
-        "description": "Optional protocol namespace backing this capability, for example sap, mcp, jupiter, pyth, metaplex, sns, x402, or custom.",
-        "type": "string"
-      },
-      "version": {
-        "description": "Optional capability version string. Use semver when the capability maps to an API contract.",
-        "type": "string"
-      }
-    },
-    "required": [
-      "id"
-    ],
-    "type": "object"
-  }
-]New value: +[
+  {
+    "description": "Capability id shorthand, for example jupiter:swap, pyth:price, metaplex:identity, sns:identity, or risk:management.",
+    "type": "string"
+  },
+  {
+    "additionalProperties": false,
+    "description": "Capabilities array describing agent/tool capabilities. Use stable IDs, protocol labels, and human-readable descriptions; validate category values before writes.",
+    "properties": {
+      "description": {
+        "description": "Optional human-readable capability description for agents and explorers.",
+        "type": "string"
+      },
+      "id": {
+        "description": "Required stable capability id. Use protocol:action naming, for example jupiter:swap, pyth:price, metaplex:identity, sns:identity, x402:payments, or risk:management.",
+        "type": "string"
+      },
+      "protocolId": {
+        "description": "Optional protocol namespace backing this capability, for example sap, mcp, jupiter, pyth, metaplex, sns, x402, or custom.",
+        "type": "string"
+      },
+      "version": {
+        "description": "Optional capability version string. Use semver when the capability maps to an API contract.",
+        "type": "string"
+      }
+    },
+    "required": [
+      "id"
+    ],
+    "type": "object"
+  }
+]

Previous value: -"Pricing parameter for Register SAP Agent (Raw SDK Deprecated)."New value: +"Pricing array of x402/pay.sh pricing tiers for the registered agent or tool. Amounts should be denominated explicitly in USDC smallest units when applicable."

Previous value: -"Protocols parameter for Register SAP Agent (Raw SDK Deprecated)."New value: +"Protocols array of protocol identifiers such as sap, mcp, jupiter, pyth, metaplex, sns, or x402."

Previous value: -"Optional unique agent identifier string"New value: +"Optional stable lowercase agent id, for example solking. This is separate from the on-chain agent PDA."

Previous value: -"Optional URI to the agent's off-chain metadata or service endpoint"New value: +"Optional public HTTPS/IPFS/Arweave/Kommodo URI for the agent profile metadata or profile page. Never use local desktop file paths."

Previous value: -"Array of capability objects or strings identifying what the agent can do (e.g. \"jupiter:swap\")"New value: +"Required capability list. Prefer object form for production; strings are accepted as shorthand."

Added value: +{
+  "description": "Capabilities parameter for Register SAP Agent (Raw SDK Deprecated).",
+  "oneOf": [
+    {
+      "description": "Capability id shorthand, for example jupiter:swap, pyth:price, metaplex:identity, sns:identity, or risk:management.",
+      "type": "string"
+    },
+    {
+      "additionalProperties": false,
+      "properties": {
+        "description": {
+          "description": "Optional human-readable capability description for agents and explorers.",
+          "type": "string"
+        },
+        "id": {
+          "description": "Required stable capability id. Use protocol:action naming, for example jupiter:swap, pyth:price, metaplex:identity, sns:identity, x402:payments, or risk:management.",
+          "type": "string"
+        },
+        "protocolId": {
+          "description": "Optional protocol namespace backing this capability, for example sap, mcp, jupiter, pyth, metaplex, sns, x402, or custom.",
+          "type": "string"
+        },
+        "version": {
+          "description": "Optional capability version string. Use semver when the capability maps to an API contract.",
+          "type": "string"
+        }
+      },
+      "required": [
+        "id"
+      ],
+      "type": "object"
+    }
+  ]
+}

Previous value: -"Detailed description of the agent's purpose and capabilities"New value: +"Required public description of what the agent does, which protocols it can use, and its safety/trust boundaries."

Previous value: -"Alias for agentUri — URI to off-chain agent metadata JSON"New value: +"Alias for agentUri. Prefer a public JSON metadata document containing name, description, image, external_url, attributes, sap, metaplex, sns, and x402 fields."

Previous value: -"Human-readable name for the SAP agent"New value: +"Required public display name for the SAP agent. Keep it stable enough for explorers and humans."

Previous value: -"Array of pricing tier objects defining per-call costs, rate limits, and settlement terms"New value: +"Optional pricing tiers advertised by the agent. Use tokenType usdc + settlementMode x402 for pay.sh/x402 agent commerce."

Added value: +{
+  "additionalProperties": false,
+  "description": "Pricing parameter for Register SAP Agent (Raw SDK Deprecated).",
+  "properties": {
+    "batchIntervalSec": {
+      "description": "Optional settlement batch interval in seconds when settlementMode is batched.",
+      "type": "number"
+    },
+    "burstLimit": {
+      "description": "Optional short-window burst allowance for this tier.",
+      "type": "number"
+    },
+    "maxCallsPerSession": {
+      "description": "Maximum calls allowed per session for this tier. Defaults to 1000.",
+      "type": "number"
+    },
+    "maxPricePerCall": {
+      "description": "Optional ceiling price per call in the smallest unit of tokenType.",
+      "type": "string"
+    },
+    "minEscrowDeposit": {
+      "description": "Optional minimum escrow deposit in the smallest unit of tokenType.",
+      "type": "string"
+    },
+    "minPricePerCall": {
+      "description": "Optional floor price per call in the smallest unit of tokenType.",
+      "type": "string"
+    },
+    "pricePerCall": {
+      "description": "Price per call in the smallest unit of tokenType: lamports for sol, micro-USDC for usdc, or base units for spl.",
+      "type": "string"
+    },
+    "rateLimit": {
+      "description": "Maximum calls per second allowed by this tier. Defaults to 60.",
+      "type": "number"
+    },
+    "settlementMode": {
+      "description": "Settlement strategy. Use x402 for HTTP 402/pay.sh flows, escrow for prepaid SAP usage ledgers, instant for direct pay-per-call, and batched for periodic settlement.",
+      "enum": [
+        "instant",
+        "escrow",
+        "batched",
+        "x402"
+      ],
+      "type": "string"
+    },
+    "tierId": {
+      "description": "Stable tier id, for example default, read, premium, value-action, or enterprise.",
+      "type": "string"
+    },
+    "tokenDecimals": {
+      "description": "Decimals for the payment token. Defaults to 6 for usdc and 9 for sol when omitted.",
+      "type": "number"
+    },
+    "tokenMint": {
+      "description": "Optional SPL token mint public key. Required when tokenType is spl. For mainnet USDC use EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v.",
+      "type": "string"
+    },
+    "tokenType": {
+      "description": "Payment token type. Use usdc for x402/pay.sh agent commerce. Use spl only with tokenMint.",
+      "enum": [
+        "sol",
+        "usdc",
+        "spl"
+      ],
+      "type": "string"
+    },
+    "volumeCurve": {
+      "description": "Optional volume discounts. Each item lowers pricePerCall after a call threshold.",
+      "items": {
+        "additionalProperties": false,
+        "description": "Volume Curve parameter for Register SAP Agent (Raw SDK Deprecated).",
+        "properties": {
+          "afterCalls": {
+            "description": "Call count threshold where this price starts.",
+            "type": "number"
+          },
+          "pricePerCall": {
+            "description": "Discounted price per call in the smallest unit of tokenType.",
+            "type": "string"
+          }
+        },
+        "required": [
+          "afterCalls",
+          "pricePerCall"
+        ],
+        "type": "object"
+      },
+      "type": "array"
+    }
+  },
+  "required": [
+    "pricePerCall"
+  ],
+  "type": "object"
+}

Previous value: -"Array of protocol identifiers the agent supports (e.g. \"jupiter\", \"drift\")"New value: +"Required protocol tags the agent supports, for example sap, mcp, jupiter, pyth, metaplex, sns, x402, payments."

Previous value: -"Protocols parameter for Register SAP Agent."New value: +"Protocols parameter for Register SAP Agent (Raw SDK Deprecated)."

Previous value: -"Optional x402 payment endpoint URL for HTTP-based agent payments"New value: +"Optional public x402 discovery/payment endpoint, usually https://host/.well-known/x402 for external agent services."