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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
HomeDocsModel Context Protocol 28 Sep 2026
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Elicitation changedspecification/draft/client/elicitation

Nearest release: v2.1.284, published 4 hours before upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Upstream edited this page at 28 Sep 2026 21:57 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 28 Sep 2026 22:07 UTC.

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First seen 26 Aug 2026 this site's first read of the page
Recorded edits3to this page, all time

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8585 
8686All elicitation requests **MUST** include the following parameters:
8787 
88| Name | Type | Options | Description |
89| --------- | ------ | ------------- | -------------------------------------------------------------------------------------- |
90| `mode` | string | `form`, `url` | The mode of the elicitation. Optional for form mode (defaults to `"form"` if omitted). |
91| `message` | string | | A human-readable message explaining why the interaction is needed. |
88| Name | Type | Options | Description |
89| - | - | - | - |
90| `mode` | string | `form`, `url` | The mode of the elicitation. Optional for form mode (defaults to `"form"` if omitted). |
91| `message` | string | | A human-readable message explaining why the interaction is needed. |
9292 
9393The `mode` parameter specifies the type of elicitation:
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from line 103
103103 
104104Form mode elicitation requests **MUST** either specify `mode: "form"` or omit the `mode` field, and include these additional parameters:
105105 
106| Name | Type | Description |
107| ----------------- | ------ | -------------------------------------------------------------- |
106| Name | Type | Description |
107| - | - | - |
108108| `requestedSchema` | object | A JSON Schema defining the structure of the expected response. |
109109 
110110#### Requested Schema
from line 325
325325 
326326URL mode elicitation requests **MUST** specify `mode: "url"`, a `message`, and include these additional parameters:
327327 
328| Name | Type | Description |
329| ----- | ------ | ----------------------------------------- |
328| Name | Type | Description |
329| - | - | - |
330330| `url` | string | The URL that the user should navigate to. |
331331 
332332The `url` parameter **MUST** contain a valid URL.
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