nip-11: remove max filters, add max/default query limit, update example. (#1821)

11.md

@@ -80,15 +80,14 @@ Extra Fields
 ### Server Limitations
 
 These are limitations imposed by the relay on clients. Your client
-should expect that requests which exceed these *practical* limitations
+should expect that requests exceed these *practical* limitations
 are rejected or fail immediately.
 
 ```jsonc
 {
   "limitation": {
     "max_message_length": 16384,
-    "max_subscriptions": 20,
-    "max_filters": 100,
+    "max_subscriptions": 300,
     "max_limit": 5000,
     "max_subid_length": 100,
     "max_event_tags": 100,
@@ -98,33 +97,30 @@ are rejected or fail immediately.
     "payment_required": true,
     "restricted_writes": true,
     "created_at_lower_limit": 31536000,
-    "created_at_upper_limit": 3
+    "created_at_upper_limit": 3,
+    "default_limit": 500
   },
   // other fields...
 }
 ```
 
-- `max_message_length`: this is the maximum number of bytes for incoming JSON that the relay
+- `max_message_length`: the maximum number of bytes for incoming JSON that the relay
 will attempt to decode and act upon. When you send large subscriptions, you will be
 limited by this value. It also effectively limits the maximum size of any event. Value is
-calculated from `[` to `]` and is after UTF-8 serialization (so some unicode characters
+calculated from `[` to `]` after UTF-8 serialization (so some unicode characters
 will cost 2-3 bytes). It is equal to the maximum size of the WebSocket message frame.
 
 - `max_subscriptions`: total number of subscriptions that may be
-active on a single websocket connection to this relay. It's possible
-that authenticated clients with a (paid) relationship to the relay
+active on a single websocket connection to this relay. Authenticated clients with a (paid) relationship to the relay
 may have higher limits.
 
-- `max_filters`: maximum number of filter values in each subscription.
-Must be one or higher.
-
 - `max_subid_length`: maximum length of subscription id as a string.
 
 - `max_limit`: the relay server will clamp each filter's `limit` value to this number.
 This means the client won't be able to get more than this number
 of events from a single subscription filter. This clamping is typically done silently
 by the relay, but with this number, you can know that there are additional results
-if you narrowed your filter's time range or other parameters.
+if you narrow your filter's time range or other parameters.
 
 - `max_event_tags`: in any event, this is the maximum number of elements in the `tags` list.
 
@@ -142,7 +138,7 @@ Even if set to False, authentication may be required for specific actions.
 
 - `payment_required`: this relay requires payment before a new connection may perform any action.
 
-- `restricted_writes`: this relay requires some kind of condition to be fulfilled in order to
+- `restricted_writes`: this relay requires some kind of condition to be fulfilled to
 accept events (not necessarily, but including `payment_required` and `min_pow_difficulty`).
 This should only be set to `true` when users are expected to know the relay policy before trying
 to write to it -- like belonging to a special pubkey-based whitelist or writing only events of
@@ -152,6 +148,8 @@ a specific niche kind or content. Normal anti-spam heuristics, for example, do n
 
 - `created_at_upper_limit`: 'created_at' upper limit
 
+- `default_limit`: The maximum returned events if you send a filter with the limit set to 0.
+
 ### Event Retention
 
 There may be a cost associated with storing data forever, so relays
@@ -212,7 +210,7 @@ flexibility is up to the client software.
 ```
 
 - `relay_countries`: a list of two-level ISO country codes (ISO 3166-1 alpha-2)  whose
-  laws and policies may affect this relay. `EU` may be used for European Union countries.
+  laws and policies may affect this relay. `EU` may be used for European Union countries. A `*` can be used for global relays.
 
 Remember that a relay may be hosted in a country which is not the
 country of the legal entities who own the relay, so it's very
@@ -237,7 +235,7 @@ To support this goal, relays MAY specify some of the following values.
 
 - `language_tags` is an ordered list
   of [IETF language tags](https://en.wikipedia.org/wiki/IETF_language_tag) indicating
-  the major languages spoken on the relay.
+  the major languages spoken on the relay. A `*` can be used for global relays.
 
 - `tags` is a list of limitations on the topics to be discussed.
   For example `sfw-only` indicates that only "Safe For Work" content
@@ -276,49 +274,82 @@ Relays that require payments may want to expose their fee schedules.
 
 ### Examples
 
-As of 2 May 2023 the following command provided these results:
+As of 25 March 2025 the following command provided these results:
 
 ```bash
-$ curl -H "Accept: application/nostr+json" https://eden.nostr.land | jq
+curl -H "Accept: application/nostr+json" https://jellyfish.land | jq
 ```
 
 ```json
 {
-  "description": "nostr.land family of relays (us-or-01)",
-  "name": "nostr.land",
-  "pubkey": "52b4a076bcbbbdc3a1aefa3735816cf74993b1b8db202b01c883c58be7fad8bd",
-  "software": "custom",
+  "name": "JellyFish",
+  "description": "Stay Immortal!",
+  "banner": "https://image.nostr.build/7fdefea2dec1f1ec25b8ce69362566c13b2b7f13f1726c2e4584f05f64f62496.jpg",
+  "pubkey": "bf2bee5281149c7c350f5d12ae32f514c7864ff10805182f4178538c2c421007",
+  "contact": "hi@dezh.tech",
+  "software": "https://github.com/dezh-tech/immortal",
   "supported_nips": [
     1,
-    2,
-    4,
     9,
     11,
-    12,
-    16,
-    20,
-    22,
-    28,
-    33,
-    40
+    13,
+    17,
+    40,
+    42,
+    59,
+    62,
+    70
   ],
-  "version": "1.0.1",
-  "limitation": {
-    "payment_required": true,
-    "max_message_length": 65535,
-    "max_event_tags": 2000,
-    "max_subscriptions": 20,
-    "auth_required": false
-  },
-  "payments_url": "https://eden.nostr.land",
+  "version": "immortal - 0.0.9",
+  "relay_countries": [
+    "*"
+  ],
+  "language_tags": [
+    "*"
+  ],
+  "tags": [],
+  "posting_policy": "https://jellyfish.land/tos.txt",
+  "payments_url": "https://jellyfish.land/relay",
+  "icon": "https://image.nostr.build/2547e9ec4b23589e09bc7071e0806c3d4293f76284c58ff331a64bce978aaee8.jpg",
+  "retention": [],
   "fees": {
     "subscription": [
       {
-        "amount": 2500000,
-        "unit": "msats",
-        "period": 2592000
+        "amount": 3000,
+        "period": 2628003,
+        "unit": "sats"
+      },
+      {
+        "amount": 8000,
+        "period": 7884009,
+        "unit": "sats"
+      },
+      {
+        "amount": 15000,
+        "period": 15768018,
+        "unit": "sats"
+      },
+      {
+        "amount": 28000,
+        "period": 31536036,
+        "unit": "sats"
       }
     ]
   },
+  "limitation": {
+    "auth_required": false,
+    "max_message_length": 70000,
+    "max_subid_length": 256,
+    "max_subscriptions": 350,
+    "min_pow_difficulty": 0,
+    "payment_required": true,
+    "restricted_writes": true,
+    "max_event_tags": 2000,
+    "max_content_length": 70000,
+    "created_at_lower_limit": 0,
+    "created_at_upper_limit": 2147483647,
+    "default_limit": 500,
+    "max_limit": 5000
+  }
 }
 ```