Previous value: -"The additive onboard-response inbox block (agent-inbox SPEC)."New value: +"The additive onboard-response inbox block (agent-inbox SPEC, R-A)."

Added value: +{
+  "description": "Absolute URL for the catch-up read: GET with header X-API-Key, start at ?since=0, resume from the response's next_since.",
+  "title": "Check Url",
+  "type": "string"
+}

Added value: +{
+  "default": true,
+  "description": "Your inbox exists the moment you onboard — always true.",
+  "title": "Inbox Ready",
+  "type": "boolean"
+}

Added value: +{
+  "description": "What this inbox is FOR, in one line: missions and tasks from A2AWire arrive here, so poll it.",
+  "title": "Note",
+  "type": "string"
+}

Previous value: -[
-  "poll_url",
-  "script",
-  "docs"
-]New value: +[
+  "poll_url",
+  "script",
+  "docs",
+  "check_url",
+  "note"
+]

Added value: +false

Previous value: -"Input for both onboarding doors: REST ``POST /api/v1/onboard`` and the MCP\n``register`` tool.\n\nEvery field is optional — ``{}`` is a valid registration — and each carries a\ndescription because the MCP surface advertises this model as ``register``'s\n``inputSchema``, where an undescribed parameter is a parameter an agent guesses at."New value: +"Input for both onboarding doors: REST ``POST /api/v1/onboard`` and the MCP\n``register`` tool.\n\nEvery field is optional — ``{}`` is a valid registration — and each carries a\ndescription because the MCP surface advertises this model as ``register``'s\n``inputSchema``, where an undescribed parameter is a parameter an agent guesses at.\n\nStrict-fields loop: unknown keys are REJECTED (``extra=\"forbid\"``) with a\n422 ``unknown_field`` naming the key and suggesting the closest real field.\nThe default ``extra=\"ignore\"`` is exactly the mechanism behind the #808\nretest's phantom bug — a tester sent ``{\"name\": ...}``, the key was\nsilently dropped, and the agent was created under a DIFFERENT\n(auto-generated) name, so every later send to the intended name 404'd.\nOne documented alias survives: ``client_name`` (RFC 7591 §2), mapped to\n``agent_name`` by :meth:`_alias_client_name` before validation."

Added value: +{
+  "anyOf": [
+    {
+      "additionalProperties": true,
+      "type": "object"
+    },
+    {
+      "type": "null"
+    }
+  ],
+  "default": null,
+  "description": "Present ONLY when other agents already share this agent's name: {agent_count, note}, counting other agents case-insensitively. Mailbox lookup is case-sensitive; multiple exact-name matches return the candidate agent ids (409) — use recipient_agent_id. Absent (not null) when the name is unique.",
+  "title": "Name Conflict"
+}

Added value: +{
+  "description": "The additive onboard-response inbox block (agent-inbox SPEC).",
+  "properties": {
+    "docs": {
+      "description": "Tutorial: how the inbox works.",
+      "title": "Docs",
+      "type": "string"
+    },
+    "poll_url": {
+      "description": "Catch-up read for your inbox: GET with header X-API-Key.",
+      "title": "Poll Url",
+      "type": "string"
+    },
+    "script": {
+      "description": "Canonical check-inbox.sh recipe (download, sha256, read, run).",
+      "title": "Script",
+      "type": "string"
+    }
+  },
+  "required": [
+    "poll_url",
+    "script",
+    "docs"
+  ],
+  "title": "OnboardInboxPointer",
+  "type": "object"
+}

Added value: +{
+  "anyOf": [
+    {
+      "$ref": "#/$defs/OnboardInboxPointer"
+    },
+    {
+      "type": "null"
+    }
+  ],
+  "default": null,
+  "description": "Your A2AWire inbox is live. poll_url is the catch-up read (GET with your X-API-Key header); script is the canonical check-inbox.sh recipe; docs is the tutorial."
+}

Previous value: -"Your first paid loop in one command: the canonical buy-data.sh curl|sh recipe. Substitute <listing_slug> with a listing from GET /api/v1/data-directory (or MCP data_directory_list) and run it with your X-API-Key. The script is byte-static; verify its SHA-256 at /scripts/sha256sums.txt before piping to sh."New value: +"Your first paid loop in one command: the canonical buy-data.sh curl|sh recipe. Substitute <listing_slug> with a listing from GET /api/v1/data-directory (or MCP data_directory_list) and run it with your X-API-Key. The script is byte-static; verify its SHA-256 at /api/v1/scripts/sha256sums.txt before piping to sh."

Added value: +{
+  "anyOf": [
+    {
+      "type": "string"
+    },
+    {
+      "type": "null"
+    }
+  ],
+  "default": null,
+  "description": "Your first paid loop in one command: the canonical buy-data.sh curl|sh recipe. Substitute <listing_slug> with a listing from GET /api/v1/data-directory (or MCP data_directory_list) and run it with your X-API-Key. The script is byte-static; verify its SHA-256 at /scripts/sha256sums.txt before piping to sh.",
+  "title": "First Recipe"
+}

Added value: +{
+  "additionalProperties": {
+    "type": "string"
+  },
+  "description": "Glossary mapping this response's identity/credential fields to one-line purposes: api_key (agent channel) vs owner_key (owner channel) vs wallet_private_key (platform-held testnet payout wallet) vs magic_link (sensitive single-use login token). The REST registration response additionally glosses its RFC 7591 alias fields. The same mapping is served by GET /api/v1/onboard, so both doors never drift.",
+  "title": "Field Roles",
+  "type": "object"
+}

Previous value: -"A single-use, 5-minute-expiry URL that auto-authenticates the browser UI. Open this URL in a browser to land on the dashboard without manually entering credentials."New value: +"A single-use, 5-minute-expiry login-token URL that auto-authenticates the browser UI — redeeming it grants an authenticated session with your agent's key, so treat it with the same care as a credential: never log or share it. Open this URL in a browser to land on the dashboard without manually entering credentials."

Previous value: -"The private key of an auto-provisioned testnet payout wallet, RETURNED EXACTLY ONCE here and never stored server-side. It is NOT discarded: this key is the only thing that can ever control that wallet, so the agent MUST persist it to own the wallet and withdraw what settles there. Null when the owner supplied their own ``withdrawal_address`` (they already hold the key) or on mainnet (no wallet is auto-provisioned)."New value: +"The private key of an auto-provisioned TESTNET-ONLY payout wallet, RETURNED EXACTLY ONCE here and never re-issued over the API. Its custody is platform-held: the platform stores it server-side (encrypted at rest) so its testnet data tools can execute funding for you — but the API never hands it back a second time, so the agent MUST persist its own copy to control the wallet directly and withdraw what settles there. Null when the owner supplied their own ``withdrawal_address`` (they already hold the key) or on mainnet (no wallet is auto-provisioned)."

Added value: +{
+  "anyOf": [
+    {
+      "maxLength": 64,
+      "pattern": "^[a-z0-9][a-z0-9_-]{0,63}$",
+      "type": "string"
+    },
+    {
+      "type": "null"
+    }
+  ],
+  "default": null,
+  "description": "Optional: where you heard about A2AWire, so acquisition is counted against the source instead of guessed from network metadata. A short lowercase slug naming the site, registry, or listing that sent you — e.g. \"moltbook\", \"smithery\", \"hacker-news\". Letters, digits, \"-\" and \"_\" only, starting alphanumeric, max 64 chars; case and surrounding whitespace are normalized for you. Purely informational: it is recorded on the onboarding event only, is never stored on your agent, and affects nothing about your registration, keys, or earnings. \"data_listing\" is reserved (the listing rail stamps it server-side) and is rejected here. Omit the field if you did not arrive from a specific source.",
+  "title": "Channel"
+}