release: 1.2.0 (#51)

stainless-app[bot] · web-flow · commit 5ff043f4d200 · 2025-11-25T10:57:10.000-08:00
* feat: add search routes

* chore: add Python 3.14 classifier and testing

* fix: disable messages + passages for now

* feat: add support for new model

* codegen metadata

* fix: properly limit runs query

* release: 1.2.0

---------

Co-authored-by: stainless-app[bot] &lt;142633134+stainless-app[bot]@users.noreply.github.com&gt;
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.1.2"
+  ".": "1.2.0"
 }
diff --git a/.stats.yml b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 117
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/letta-ai%2Fletta-sdk-467b56c7f84bbc387cccfda48345431547f7e621bfb06f005ea5844de77f1858.yml
-openapi_spec_hash: ad37dbb38f5802754d614f1bb51e1b21
-config_hash: adc4dc768447fe1323ab69965879aef4
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/letta-ai%2Fletta-sdk-f5320fe57cdf2953f97fd39569fc720cbe0d3c3e9f8a17eef4e0491442e182fd.yml
+openapi_spec_hash: abc45d2dc91063dd8fc04b6358c5b852
+config_hash: 679cc6b0aae84dcf2facfb0ed1151c0f
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,25 @@
 # Changelog
 
+## 1.2.0 (2025-11-25)
+
+Full Changelog: [v1.1.2...v1.2.0](https://github.com/letta-ai/letta-python/compare/v1.1.2...v1.2.0)
+
+### Features
+
+* add search routes ([71094b3](https://github.com/letta-ai/letta-python/commit/71094b371fc636bdc3a8956ce36793b8218a96e0))
+* add support for new model ([03a1d2d](https://github.com/letta-ai/letta-python/commit/03a1d2d9c7fc4b3ba4b7aa14020c3ef5118d5506))
+
+
+### Bug Fixes
+
+* disable messages + passages for now ([f6c4e54](https://github.com/letta-ai/letta-python/commit/f6c4e545e0eac72f03829cfd08da2e8dfa37b2b0))
+* properly limit runs query ([eccc942](https://github.com/letta-ai/letta-python/commit/eccc942c424192fed7993024b88edb37b130e434))
+
+
+### Chores
+
+* add Python 3.14 classifier and testing ([4d3c6e8](https://github.com/letta-ai/letta-python/commit/4d3c6e851c009dcb1aa667e459df4788cadf050b))
+
 ## 1.1.2 (2025-11-21)
 
 Full Changelog: [v1.1.1...v1.1.2](https://github.com/letta-ai/letta-python/compare/v1.1.1...v1.1.2)
diff --git a/api.md b/api.md
@@ -253,7 +253,7 @@ Methods:
 - <code title="get /v1/archives/{archive_id}">client.archives.<a href="./src/letta_client/resources/archives/archives.py">retrieve</a>(archive_id) -> <a href="./src/letta_client/types/archive.py">Archive</a></code>
 - <code title="patch /v1/archives/{archive_id}">client.archives.<a href="./src/letta_client/resources/archives/archives.py">update</a>(archive_id, \*\*<a href="src/letta_client/types/archive_update_params.py">params</a>) -> <a href="./src/letta_client/types/archive.py">Archive</a></code>
 - <code title="get /v1/archives/">client.archives.<a href="./src/letta_client/resources/archives/archives.py">list</a>(\*\*<a href="src/letta_client/types/archive_list_params.py">params</a>) -> <a href="./src/letta_client/types/archive.py">SyncArrayPage[Archive]</a></code>
-- <code title="delete /v1/archives/{archive_id}">client.archives.<a href="./src/letta_client/resources/archives/archives.py">delete</a>(archive_id) -> <a href="./src/letta_client/types/archive.py">Archive</a></code>
+- <code title="delete /v1/archives/{archive_id}">client.archives.<a href="./src/letta_client/resources/archives/archives.py">delete</a>(archive_id) -> None</code>
 
 ## Passages
 
diff --git a/pyproject.toml b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "letta-client"
-version = "1.1.2"
+version = "1.2.0"
 description = "The official Python library for the letta API"
 dynamic = ["readme"]
 license = "Apache-2.0"
@@ -24,6 +24,7 @@ classifiers = [
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
   "Operating System :: OS Independent",
   "Operating System :: POSIX",
   "Operating System :: MacOS",
diff --git a/src/letta_client/_version.py b/src/letta_client/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "letta_client"
-__version__ = "1.1.2"  # x-release-please-version
+__version__ = "1.2.0"  # x-release-please-version
diff --git a/src/letta_client/resources/archives/archives.py b/src/letta_client/resources/archives/archives.py
@@ -8,7 +8,7 @@
 import httpx
 
 from ...types import archive_list_params, archive_create_params, archive_update_params
-from ..._types import Body, Omit, Query, Headers, NotGiven, omit, not_given
+from ..._types import Body, Omit, Query, Headers, NoneType, NotGiven, omit, not_given
 from ..._utils import maybe_transform, async_maybe_transform
 from .passages import (
     PassagesResource,
@@ -265,7 +265,7 @@ def delete(
         extra_query: Query | None = None,
         extra_body: Body | None = None,
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
-    ) -> Archive:
+    ) -> None:
         """
         Delete an archive by its ID.
 
@@ -282,12 +282,13 @@ def delete(
         """
         if not archive_id:
             raise ValueError(f"Expected a non-empty value for `archive_id` but received {archive_id!r}")
+        extra_headers = {"Accept": "*/*", **(extra_headers or {})}
         return self._delete(
             f"/v1/archives/{archive_id}",
             options=make_request_options(
                 extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
             ),
-            cast_to=Archive,
+            cast_to=NoneType,
         )
 
 
@@ -522,7 +523,7 @@ async def delete(
         extra_query: Query | None = None,
         extra_body: Body | None = None,
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
-    ) -> Archive:
+    ) -> None:
         """
         Delete an archive by its ID.
 
@@ -539,12 +540,13 @@ async def delete(
         """
         if not archive_id:
             raise ValueError(f"Expected a non-empty value for `archive_id` but received {archive_id!r}")
+        extra_headers = {"Accept": "*/*", **(extra_headers or {})}
         return await self._delete(
             f"/v1/archives/{archive_id}",
             options=make_request_options(
                 extra_headers=extra_headers, extra_query=extra_query, extra_body=extra_body, timeout=timeout
             ),
-            cast_to=Archive,
+            cast_to=NoneType,
         )
 
 
diff --git a/src/letta_client/types/anthropic_model_settings.py b/src/letta_client/types/anthropic_model_settings.py
@@ -17,6 +17,12 @@ class Thinking(BaseModel):
 
 
 class AnthropicModelSettings(BaseModel):
+    effort: Optional[Literal["low", "medium", "high"]] = None
+    """Effort level for Opus 4.5 model (controls token conservation).
+
+    Not setting this gives similar performance to 'high'.
+    """
+
     max_output_tokens: Optional[int] = None
     """The maximum number of tokens the model can generate."""
 
diff --git a/src/letta_client/types/anthropic_model_settings_param.py b/src/letta_client/types/anthropic_model_settings_param.py
@@ -17,6 +17,12 @@ class Thinking(TypedDict, total=False):
 
 
 class AnthropicModelSettingsParam(TypedDict, total=False):
+    effort: Optional[Literal["low", "medium", "high"]]
+    """Effort level for Opus 4.5 model (controls token conservation).
+
+    Not setting this gives similar performance to 'high'.
+    """
+
     max_output_tokens: int
     """The maximum number of tokens the model can generate."""
 
diff --git a/src/letta_client/types/llm_config.py b/src/letta_client/types/llm_config.py
@@ -49,6 +49,12 @@ class LlmConfig(BaseModel):
     display_name: Optional[str] = None
     """A human-friendly display name for the model."""
 
+    effort: Optional[Literal["low", "medium", "high"]] = None
+    """The effort level for Anthropic Opus 4.5 model (controls token spending).
+
+    Not setting this gives similar performance to 'high'.
+    """
+
     enable_reasoner: Optional[bool] = None
     """
     Whether or not the model should use extended thinking if it is a 'reasoning'
diff --git a/src/letta_client/types/llm_config_param.py b/src/letta_client/types/llm_config_param.py
@@ -50,6 +50,12 @@ class LlmConfigParam(TypedDict, total=False):
     display_name: Optional[str]
     """A human-friendly display name for the model."""
 
+    effort: Optional[Literal["low", "medium", "high"]]
+    """The effort level for Anthropic Opus 4.5 model (controls token spending).
+
+    Not setting this gives similar performance to 'high'.
+    """
+
     enable_reasoner: bool
     """
     Whether or not the model should use extended thinking if it is a 'reasoning'
diff --git a/src/letta_client/types/model.py b/src/letta_client/types/model.py
@@ -62,6 +62,12 @@ class Model(BaseModel):
     display_name: Optional[str] = None
     """A human-friendly display name for the model."""
 
+    effort: Optional[Literal["low", "medium", "high"]] = None
+    """The effort level for Anthropic Opus 4.5 model (controls token spending).
+
+    Not setting this gives similar performance to 'high'.
+    """
+
     enable_reasoner: Optional[bool] = None
     """
     Deprecated: Whether or not the model should use extended thinking if it is a
diff --git a/tests/api_resources/test_agents.py b/tests/api_resources/test_agents.py
@@ -85,6 +85,7 @@ def test_method_create_with_all_params(self, client: Letta) -> None:
                 "model_endpoint_type": "openai",
                 "compatibility_type": "gguf",
                 "display_name": "display_name",
+                "effort": "low",
                 "enable_reasoner": True,
                 "frequency_penalty": 0,
                 "handle": "handle",
@@ -286,6 +287,7 @@ def test_method_update_with_all_params(self, client: Letta) -> None:
                 "model_endpoint_type": "openai",
                 "compatibility_type": "gguf",
                 "display_name": "display_name",
+                "effort": "low",
                 "enable_reasoner": True,
                 "frequency_penalty": 0,
                 "handle": "handle",
@@ -651,6 +653,7 @@ async def test_method_create_with_all_params(self, async_client: AsyncLetta) ->
                 "model_endpoint_type": "openai",
                 "compatibility_type": "gguf",
                 "display_name": "display_name",
+                "effort": "low",
                 "enable_reasoner": True,
                 "frequency_penalty": 0,
                 "handle": "handle",
@@ -852,6 +855,7 @@ async def test_method_update_with_all_params(self, async_client: AsyncLetta) ->
                 "model_endpoint_type": "openai",
                 "compatibility_type": "gguf",
                 "display_name": "display_name",
+                "effort": "low",
                 "enable_reasoner": True,
                 "frequency_penalty": 0,
                 "handle": "handle",
diff --git a/tests/api_resources/test_archives.py b/tests/api_resources/test_archives.py
@@ -218,7 +218,7 @@ def test_method_delete(self, client: Letta) -> None:
         archive = client.archives.delete(
             "archive-123e4567-e89b-42d3-8456-426614174000",
         )
-        assert_matches_type(Archive, archive, path=["response"])
+        assert archive is None
 
     @pytest.mark.skip(reason="Prism tests are disabled")
     @parametrize
@@ -230,7 +230,7 @@ def test_raw_response_delete(self, client: Letta) -> None:
         assert response.is_closed is True
         assert response.http_request.headers.get("X-Stainless-Lang") == "python"
         archive = response.parse()
-        assert_matches_type(Archive, archive, path=["response"])
+        assert archive is None
 
     @pytest.mark.skip(reason="Prism tests are disabled")
     @parametrize
@@ -242,7 +242,7 @@ def test_streaming_response_delete(self, client: Letta) -> None:
             assert response.http_request.headers.get("X-Stainless-Lang") == "python"
 
             archive = response.parse()
-            assert_matches_type(Archive, archive, path=["response"])
+            assert archive is None
 
         assert cast(Any, response.is_closed) is True
 
@@ -458,7 +458,7 @@ async def test_method_delete(self, async_client: AsyncLetta) -> None:
         archive = await async_client.archives.delete(
             "archive-123e4567-e89b-42d3-8456-426614174000",
         )
-        assert_matches_type(Archive, archive, path=["response"])
+        assert archive is None
 
     @pytest.mark.skip(reason="Prism tests are disabled")
     @parametrize
@@ -470,7 +470,7 @@ async def test_raw_response_delete(self, async_client: AsyncLetta) -> None:
         assert response.is_closed is True
         assert response.http_request.headers.get("X-Stainless-Lang") == "python"
         archive = await response.parse()
-        assert_matches_type(Archive, archive, path=["response"])
+        assert archive is None
 
     @pytest.mark.skip(reason="Prism tests are disabled")
     @parametrize
@@ -482,7 +482,7 @@ async def test_streaming_response_delete(self, async_client: AsyncLetta) -> None
             assert response.http_request.headers.get("X-Stainless-Lang") == "python"
 
             archive = await response.parse()
-            assert_matches_type(Archive, archive, path=["response"])
+            assert archive is None
 
         assert cast(Any, response.is_closed) is True
 
diff --git a/tests/api_resources/test_runs.py b/tests/api_resources/test_runs.py
@@ -77,7 +77,7 @@ def test_method_list_with_all_params(self, client: Letta) -> None:
             ascending=True,
             background=True,
             before="before",
-            limit=1000,
+            limit=1,
             order="asc",
             order_by="created_at",
             statuses=["string", "string"],
@@ -172,7 +172,7 @@ async def test_method_list_with_all_params(self, async_client: AsyncLetta) -> No
             ascending=True,
             background=True,
             before="before",
-            limit=1000,
+            limit=1,
             order="asc",
             order_by="created_at",
             statuses=["string", "string"],

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,3 @@`
`1`	`1`	`{`
`2`		`- ".": "1.1.2"`
	`2`	`+ ".": "1.2.0"`
`3`	`3`	`}`