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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Developer Platform 14 Oct 2026
One change · api

Update Session changedapi/beta/sessions/update

Nearest release: v2.1.300, published 6 hours before this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Recorded here
Lines+40added
Lines−0removed
From line 123 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits22to this page, all time

The whole hunk

from line 123, old and new numbered
/
lines
from line 123
123123 
124124 - `"spend-limit-reads-2026-09-26"`
125125 
126 - `"telemetry-destinations-2026-08-11"`
127 
126128- `"anthropic-workspace-id": optional string`
127129 
128130 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
from line 733
731733 
732734 - `description: string or null`
733735 
736 - `execution_identity: BetaManagedAgentsExecutionIdentity`
737 
738 Execution principal snapshotted from the agent at session creation. Always present; `{"type": "service_account"}` when runs carry no customer-named principal.
739 
740 - `BetaManagedAgentsAWSRoleExecutionIdentity object`
741 
742 An AWS IAM role principal as returned in API responses.
743 
744 - `type: "aws_role"`
745 
746 - `role_arn: string`
747 
748 The IAM role's ARN.
749 
750 - `BetaManagedAgentsServiceAccountExecutionIdentity object`
751 
752 The Anthropic-managed service account as returned in API responses.
753 
754 - `type: "service_account"`
755 
734756 - `mcp_servers: array of BetaManagedAgentsMCPServerURLDefinition`
735757 
736758 - `type: "url"`
from line 911
889911 
890912 - `description: string or null`
891913 
914 - `execution_identity: BetaManagedAgentsExecutionIdentity`
915 
916 Execution principal snapshotted from the agent at session creation. Always present; `{"type": "service_account"}` when runs carry no customer-named principal.
917 
892918 - `mcp_servers: array of BetaManagedAgentsMCPServerURLDefinition`
893919 
894920 - `type: "url"`
from line 1461
14351461 
14361462 - `description: string or null`
14371463 
1464 - `execution_identity: BetaManagedAgentsExecutionIdentity`
1465 
1466 Execution principal snapshotted from the agent at session creation. Always present; `{"type": "service_account"}` when runs carry no customer-named principal.
1467 
14381468 - `mcp_servers: array of BetaManagedAgentsMCPServerURLDefinition`
14391469 
14401470 - `model: BetaManagedAgentsModelConfig`
from line 1513
14831513 
14841514 - `description: string or null`
14851515 
1516 - `execution_identity: BetaManagedAgentsExecutionIdentity`
1517 
1518 Execution principal snapshotted from the agent at session creation. Always present; `{"type": "service_account"}` when runs carry no customer-named principal.
1519 
14861520 - `mcp_servers: array of BetaManagedAgentsMCPServerURLDefinition`
14871521 
14881522 - `model: BetaManagedAgentsModelConfig`
from line 1876
18421876 "agent": {
18431877 "id": "agent_011CZkYpogX7uDKUyvBTophP",
18441878 "description": "A general-purpose starter agent.",
1879 "execution_identity": {
1880 "type": "service_account"
1881 },
18451882 "mcp_servers": [
18461883 {
18471884 "name": "example-mcp",
from line 1899
18621899 {
18631900 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
18641901 "description": "A focused research subagent.",
1902 "execution_identity": {
1903 "type": "service_account"
1904 },
18651905 "mcp_servers": [
18661906 {
18671907 "name": "example-mcp",
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