Add Session Resource changedapi/beta/sessions/resources/add
Nearest release: v2.1.268, published under 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.
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Lines+12added
Lines−3removed
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First seen
14 Aug 2026
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Recorded edits19to this page, all time
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1---
2title: Add Session Resource
3url: https://platform.claude.com/docs/en/api/beta/sessions/resources/add
4---
5
16# Add Session Resource
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38**POST** `/v1/sessions/{session_id}/resources`
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1722 - `string`
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19 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
24 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
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72 - `"user-profiles-2026-09-04"`
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6774 - `"advisor-tool-2026-03-01"`
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6976 - `"managed-agents-2026-04-01"`
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107114 - `"mid-conversation-system-clear-at-2026-08-21"`
108115
116- `"anthropic-workspace-id": optional string`
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109118## Body parameters
110119
111120- `file_id: string`
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127136- `BetaManagedAgentsFileResource object`
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138 - `type: "file"`
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129140 - `id: string`
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131142 - `created_at: string`
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137148 - `file_id: string`
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141 - `type: "file"`
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