## Python SDK Changes:

* `open_router.beta.responses.send()`:  `request.previous_response_id` **Changed** (Breaking ⚠️)
* `open_router.presets.create_presets_responses()`:  `request.previous_response_id` **Changed** (Breaking ⚠️)

Author: speakeasybot

.speakeasy/gen.lock

@@ -1,19 +1,19 @@
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 id: c48cf606-fb42-4a45-9c23-8f0555307828
 management:
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+  docChecksum: 32d135cd4ce625805399acac0f046070
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   speakeasyVersion: 1.787.0
   generationVersion: 2.914.0
-  releaseVersion: 0.11.37
-  configChecksum: ffd7279b8cd433cb458481b61b76a36a
+  releaseVersion: 0.11.38
+  configChecksum: 5a6184e4ed756a5c6728919ce290099b
   repoURL: https://github.com/OpenRouterTeam/python-sdk.git
   installationURL: https://github.com/OpenRouterTeam/python-sdk.git
   published: true
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 features:
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     acceptHeaders: 3.0.0
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@@ -6738,8 +6738,8 @@ trackedFiles:
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@@ -11209,4 +11209,7 @@ examples:
         "500":
           application/json: {"error": {"code": 500, "message": "Internal Server Error"}}
 examplesVersion: 1.0.2
-releaseNotes: "## Python SDK Changes:\n* `open_router.beta.responses.send()`: \n  *  `request.input.union(Array<>)[].union(ReasoningItem).format.enum(meta_responses_v1)` **Added**\n  *  `response` **Changed**\n* `open_router.chat.send()`: \n  *  `request.messages[].union(assistant).reasoning_details[].union(reasoning.text).format.enum(meta_responses_v1)` **Added**\n  *  `response` **Changed**\n* `open_router.presets.create_presets_chat_completions()`: \n  *  `request.messages[].union(assistant).reasoning_details[].union(reasoning.summary).format.enum(meta_responses_v1)` **Added**\n* `open_router.presets.create_presets_responses()`: \n  *  `request.input.union(Array<>)[].union(ReasoningItem).format.enum(meta_responses_v1)` **Added**\n"
+releaseNotes: |
+  ## Python SDK Changes:
+  * `open_router.beta.responses.send()`:  `request.previous_response_id` **Changed** (Breaking ⚠️)
+  * `open_router.presets.create_presets_responses()`:  `request.previous_response_id` **Changed** (Breaking ⚠️)

.speakeasy/gen.yaml

@@ -36,7 +36,7 @@ generation:
   documentation: mintlify
   preApplyUnionDiscriminators: true
 python:
-  version: 0.11.37
+  version: 0.11.38
   additionalDependencies:
     dev: {}
     main: {}

.speakeasy/out.openapi.yaml

@@ -20477,8 +20477,9 @@ components:
           nullable: true
           type: number
         previous_response_id:
+          description: >-
+            Not supported. The Responses API is stateless: no responses are stored, so a previous response cannot be referenced. Requests with a non-null value are rejected with a 400 error. Send the full conversation history in `input` instead.
           nullable: true
-          type: string
         prompt:
           $ref: '#/components/schemas/StoredPromptTemplate'
         prompt_cache_key:

.speakeasy/workflow.lock

@@ -2,19 +2,19 @@ speakeasyVersion: 1.787.0
 sources:
     OpenRouter API:
         sourceNamespace: open-router-chat-completions-api
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-        sourceBlobDigest: sha256:18fb8b2fce51b2fc9a0b37b1e019c05a08f61a435d839fd16433ce73944d7fe2
+        sourceRevisionDigest: sha256:eeaf4cc6f02e478e9edffc7fcca17be022874404e1cd17609778052606aaf6a2
+        sourceBlobDigest: sha256:7aca954e3712e19b2bc75625f1859dca5bb1ce3eefba62e8d5172c2649612a0f
         tags:
             - latest
             - 1.0.0
 targets:
     open-router:
         source: OpenRouter API
         sourceNamespace: open-router-chat-completions-api
-        sourceRevisionDigest: sha256:5fb76763d93ddfbe2ebf4c66206f00e71013ded4dc2b142fac194cdf8886e6df
-        sourceBlobDigest: sha256:18fb8b2fce51b2fc9a0b37b1e019c05a08f61a435d839fd16433ce73944d7fe2
+        sourceRevisionDigest: sha256:eeaf4cc6f02e478e9edffc7fcca17be022874404e1cd17609778052606aaf6a2
+        sourceBlobDigest: sha256:7aca954e3712e19b2bc75625f1859dca5bb1ce3eefba62e8d5172c2649612a0f
         codeSamplesNamespace: open-router-python-code-samples
-        codeSamplesRevisionDigest: sha256:2bc2a6ee759e3daee9a3c67e12bbc031cbaf8061eb1366ac4844637a36228399
+        codeSamplesRevisionDigest: sha256:23931e6aa78496d22d77e9eded7e6e51a91dde4cbb70ed300c3a849e960fd2a9
 workflow:
     workflowVersion: 1.0.0
     speakeasyVersion: 1.787.0

RELEASES.md

@@ -478,4 +478,14 @@ Based on:
 ### Generated
 - [python v0.11.37] .
 ### Releases
-- [PyPI v0.11.37] https://pypi.org/project/openrouter/0.11.37 - .
+- [PyPI v0.11.37] https://pypi.org/project/openrouter/0.11.37 - .
+
+## 2026-07-16 15:38:07
+### Changes
+Based on:
+- OpenAPI Doc  
+- Speakeasy CLI 1.787.0 (2.914.0) https://github.com/speakeasy-api/speakeasy
+### Generated
+- [python v0.11.38] .
+### Releases
+- [PyPI v0.11.38] https://pypi.org/project/openrouter/0.11.38 - .