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jlowin merged 2 commits into from
Feb 11, 2026
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Bump py-key-value-aio to >=0.4.0,<0.5.0 #3143

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3e7223c
Bump py-key-value-aio to >=0.4.0,<0.5.0
github-actions[bot] Feb 10, 2026
a0c6aae
chore: Update SDK documentation
marvin-context-protocol[bot] Feb 11, 2026
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14 changes: 7 additions & 7 deletions docs/python-sdk/fastmcp-server-middleware-caching.mdx
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Expand Up @@ -151,7 +151,7 @@ Notes:

**Methods:**

#### `on_list_tools` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L287" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `on_list_tools` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L285" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
on_list_tools(self, context: MiddlewareContext[mcp.types.ListToolsRequest], call_next: CallNext[mcp.types.ListToolsRequest, Sequence[Tool]]) -> Sequence[Tool]
Expand All @@ -161,7 +161,7 @@ List tools from the cache, if caching is enabled, and the result is in the cache
otherwise call the next middleware and store the result in the cache if caching is enabled.


#### `on_list_resources` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L326" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `on_list_resources` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L324" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
on_list_resources(self, context: MiddlewareContext[mcp.types.ListResourcesRequest], call_next: CallNext[mcp.types.ListResourcesRequest, Sequence[Resource]]) -> Sequence[Resource]
Expand All @@ -171,7 +171,7 @@ List resources from the cache, if caching is enabled, and the result is in the c
otherwise call the next middleware and store the result in the cache if caching is enabled.


#### `on_list_prompts` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L365" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `on_list_prompts` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L363" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
on_list_prompts(self, context: MiddlewareContext[mcp.types.ListPromptsRequest], call_next: CallNext[mcp.types.ListPromptsRequest, Sequence[Prompt]]) -> Sequence[Prompt]
Expand All @@ -181,7 +181,7 @@ List prompts from the cache, if caching is enabled, and the result is in the cac
otherwise call the next middleware and store the result in the cache if caching is enabled.


#### `on_call_tool` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L402" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `on_call_tool` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L400" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
on_call_tool(self, context: MiddlewareContext[mcp.types.CallToolRequestParams], call_next: CallNext[mcp.types.CallToolRequestParams, ToolResult]) -> ToolResult
Expand All @@ -191,7 +191,7 @@ Call a tool from the cache, if caching is enabled, and the result is in the cach
otherwise call the next middleware and store the result in the cache if caching is enabled.


#### `on_read_resource` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L435" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `on_read_resource` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L433" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
on_read_resource(self, context: MiddlewareContext[mcp.types.ReadResourceRequestParams], call_next: CallNext[mcp.types.ReadResourceRequestParams, ResourceResult]) -> ResourceResult
Expand All @@ -201,7 +201,7 @@ Read a resource from the cache, if caching is enabled, and the result is in the
otherwise call the next middleware and store the result in the cache if caching is enabled.


#### `on_get_prompt` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L463" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `on_get_prompt` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L461" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
on_get_prompt(self, context: MiddlewareContext[mcp.types.GetPromptRequestParams], call_next: CallNext[mcp.types.GetPromptRequestParams, PromptResult]) -> PromptResult
Expand All @@ -211,7 +211,7 @@ Get a prompt from the cache, if caching is enabled, and the result is in the cac
otherwise call the next middleware and store the result in the cache if caching is enabled.


#### `statistics` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L501" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
#### `statistics` <sup><a href="https://github.com/jlowin/fastmcp/blob/main/src/fastmcp/server/middleware/caching.py#L499" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
statistics(self) -> ResponseCachingStatistics
Expand Down
2 changes: 1 addition & 1 deletion pyproject.toml
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Expand Up @@ -18,7 +18,7 @@ dependencies = [
"pydantic[email]>=2.11.7",
"pyyaml>=6.0,<7.0",
"pyperclip>=1.9.0",
"py-key-value-aio[disk,keyring,memory]>=0.3.0,<0.4.0",
"py-key-value-aio[disk,keyring,memory]>=0.4.0,<0.5.0",
"uvicorn>=0.35",
"websockets>=15.0.1",
"jsonschema-path>=0.3.4",
Expand Down
14 changes: 6 additions & 8 deletions src/fastmcp/server/middleware/caching.py
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Expand Up @@ -243,43 +243,41 @@ def __init__(
call_tool_settings or CallToolSettings()
)

# PydanticAdapter type signature will be fixed to accept generic aliases
# See: https://github.com/strawgate/py-key-value/pull/250
self._list_tools_cache: PydanticAdapter[list[Tool]] = PydanticAdapter(
key_value=self._stats,
pydantic_model=list[Tool], # type: ignore[arg-type]
pydantic_model=list[Tool],
default_collection="tools/list",
)

self._list_resources_cache: PydanticAdapter[list[Resource]] = PydanticAdapter(
key_value=self._stats,
pydantic_model=list[Resource], # type: ignore[arg-type]
pydantic_model=list[Resource],
default_collection="resources/list",
)

self._list_prompts_cache: PydanticAdapter[list[Prompt]] = PydanticAdapter(
key_value=self._stats,
pydantic_model=list[Prompt], # type: ignore[arg-type]
pydantic_model=list[Prompt],
default_collection="prompts/list",
)

self._read_resource_cache: PydanticAdapter[CachableResourceResult] = (
PydanticAdapter(
key_value=self._stats,
pydantic_model=CachableResourceResult, # type: ignore[arg-type]
pydantic_model=CachableResourceResult,
default_collection="resources/read",
)
)

self._get_prompt_cache: PydanticAdapter[CachablePromptResult] = PydanticAdapter(
key_value=self._stats,
pydantic_model=CachablePromptResult, # type: ignore[arg-type]
pydantic_model=CachablePromptResult,
default_collection="prompts/get",
)

self._call_tool_cache: PydanticAdapter[CachableToolResult] = PydanticAdapter(
key_value=self._stats,
pydantic_model=CachableToolResult, # type: ignore[arg-type]
pydantic_model=CachableToolResult,
default_collection="tools/call",
)

Expand Down
23 changes: 5 additions & 18 deletions uv.lock
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