Source Intelligence
Sweep 28 Aug 2026 · 00:00Z Build v2.1.250 478 read Stable v2.1.236 Latest v2.1.250 Next v2.1.251 Feeds RSS JSON llms.txt
Reading a new release v2.1.251 Analysing changes · 2/5 Deeper second pass · 0/5 agents 427 findings $12.75 so far

DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

One change

Update User Profile

api/beta/user_profiles/update

first seen The page's own history The capture it came from

Nearest release: v2.1.245, published an hour after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

api/beta/user_profiles/update Changed · +21 / -20 lines

# Update User Profile ## Path parameters ## Headers ## Body parameters ## Returns ## Example ### Response (200) ## Update User Profile ### Path Parameters ### Header Parameters ### Body Parameters ### Returns ### Example #### Response

from line 1
----
-title: Update User Profile
-url: https://platform.claude.com/docs/en/api/beta/user_profiles/update
----
+# Update User Profile
 
-## Update User Profile
+**POST** `/v1/user_profiles/{user_profile_id}`
 
-**post** `/v1/user_profiles/{user_profile_id}`
-
 Update User Profile
 
-### Path Parameters
+## Path parameters
 
 - `user_profile_id: string`
 
-### Header Parameters
+## Headers
 
 - `"anthropic-beta": optional array of AnthropicBeta`
 
from line 86
 
     - `"mid-conversation-tool-changes-2026-07-01"`
 
-### Body Parameters
+## Body parameters
 
 - `access_type: optional "application" or "passthrough" or null`
 
from line 100
 
   If present, replaces the stored external_id. Omit to leave unchanged. Maximum 255 characters.
 
+  minLength: 1, maxLength: 255
+
 - `metadata: optional map[string]`
 
   Key-value pairs to merge into the stored metadata. Keys provided overwrite existing values. To remove a key, set its value to an empty string. Keys not provided are left unchanged. Maximum 16 keys, with keys up to 64 characters and values up to 512 characters.
from line 110
 
   If present, replaces the stored name. Omit to leave unchanged. Maximum 255 characters.
 
+  minLength: 1, maxLength: 255
+
 - `relationship: optional "external" or "resold" or "internal" or null`
 
   How the entity behind a user profile relates to the platform that owns the API key. `external`: an individual end-user of the platform. `resold`: a company the platform resells Claude access to. `internal`: the platform's own usage.
from line 122
 
   - `"internal"`
 
-### Returns
+## Returns
 
-- `BetaUserProfile object { id, created_at, metadata, 7 more }`
+- `BetaUserProfile object`
 
   - `id: string`
 
from line 134
 
     A timestamp in RFC 3339 format
 
+    format: date-time
+
   - `metadata: map[string]`
 
     Arbitrary key-value metadata. Maximum 16 pairs, keys up to 64 chars, values up to 512 chars.
from line 158
 
     Object type. Always `user_profile`.
 
-    - `"user_profile"`
-
   - `updated_at: string`
 
     A timestamp in RFC 3339 format
 
+    format: date-time
+
   - `access_type: optional "application" or "passthrough"`
 
     How the platform uses the API on behalf of the entity this profile represents. `application`: the platform sells a product that uses the API behind the scenes, and the profile represents an individual end-user of that product. `passthrough`: the platform resells raw inference, and the profile identifies the resold-to company.
from line 190
 
     - `"internal"`
 
-### Example
+## Example
 
-```http
+```bash
 curl https://api.anthropic.com/v1/user_profiles/$USER_PROFILE_ID \
     -H 'Content-Type: application/json' \
     -H 'anthropic-version: 2023-06-01' \
from line 203
         }'
 ```
 
-#### Response
+### Response (200)
 
 ```json
 {