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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

Create Agent changedapi/beta/agents/create

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+47added
Lines−0removed
From line 119 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits24to this page, all time

The whole hunk

from line 119, old and new numbered
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lines
from line 119
119119 
120120 - `"spend-limit-reads-2026-09-26"`
121121 
122 - `"telemetry-destinations-2026-08-11"`
123 
122124- `"anthropic-workspace-id": optional string`
123125 
124126 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
from line 297
295297 
296298 maxLength: 2048
297299 
300- `execution_identity: optional BetaManagedAgentsExecutionIdentityParams or null`
301 
302 Execution principal for runs of this agent. Omitting it, sending null, or sending `{"type": "service_account"}` stores the default.
303 
304 - `BetaManagedAgentsAWSRoleExecutionIdentityParams object`
305 
306 An AWS IAM role principal.
307 
308 - `type: "aws_role"`
309 
310 - `role_arn: string`
311 
312 The IAM role's ARN, e.g. "arn:aws:iam::123456789012:role/my-agent-runner". Maximum 2048 characters.
313 
314 maxLength: 2048
315 
316 - `BetaManagedAgentsServiceAccountExecutionIdentityParams object`
317 
318 The Anthropic-managed service account — the default execution principal. Carries no identifier.
319 
320 - `type: "service_account"`
321 
298322- `mcp_servers: optional array of BetaManagedAgentsURLMCPServerParams`
299323 
300324 MCP servers this agent connects to. Maximum 20. Names must be unique within the array. Every server must be referenced by an `mcp_toolset` in `tools`; unreferenced servers are rejected. See the [MCP connector guide](https://platform.claude.com/docs/en/managed-agents/mcp-connector?sdk_languages=http).
from line 1097
10731097 
10741098 - `description: string or null`
10751099 
1100 - `execution_identity: BetaManagedAgentsExecutionIdentity`
1101 
1102 Execution principal for runs of this agent. Always present; `{"type": "service_account"}` when runs carry no customer-named principal.
1103 
1104 - `BetaManagedAgentsAWSRoleExecutionIdentity object`
1105 
1106 An AWS IAM role principal as returned in API responses.
1107 
1108 - `type: "aws_role"`
1109 
1110 - `role_arn: string`
1111 
1112 The IAM role's ARN.
1113 
1114 - `BetaManagedAgentsServiceAccountExecutionIdentity object`
1115 
1116 The Anthropic-managed service account as returned in API responses.
1117 
1118 - `type: "service_account"`
1119 
10761120 - `mcp_servers: array of BetaManagedAgentsMCPServerURLDefinition`
10771121 
10781122 - `type: "url"`
from line 1893
18491893 "archived_at": null,
18501894 "created_at": "2026-03-15T10:00:00Z",
18511895 "description": "A general-purpose starter agent.",
1896 "execution_identity": {
1897 "type": "service_account"
1898 },
18521899 "mcp_servers": [
18531900 {
18541901 "name": "example-mcp",
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