Detach Block

PATCH

/v1/agents/:agent_id/core-memory/blocks/detach/:block_id

PATCH

/v1/agents/:agent_id/core-memory/blocks/detach/:block_id

1 from letta_client import Letta
2 
3 client = Letta(
4     project="YOUR_PROJECT",
5     token="YOUR_TOKEN",
6 )
7 client.agents.blocks.detach(
8     agent_id="agent_id",
9     block_id="block_id",
10 )

Try it

200

1 {
2   "id": "foo",
3   "name": "foo",
4   "system": "foo",
5   "agent_type": "memgpt_agent",
6   "llm_config": {
7     "model": "foo",
8     "model_endpoint_type": "openai",
9     "context_window": 42,
10     "model_endpoint": "foo",
11     "provider_name": "foo",
12     "provider_category": "base",
13     "model_wrapper": "foo",
14     "put_inner_thoughts_in_kwargs": true,
15     "handle": "foo",
16     "temperature": 0.7,
17     "max_tokens": 42,
18     "enable_reasoner": false,
19     "reasoning_effort": "low",
20     "max_reasoning_tokens": 0,
21     "frequency_penalty": 42
22   },
23   "embedding_config": {
24     "embedding_endpoint_type": "openai",
25     "embedding_model": "foo",
26     "embedding_dim": 42,
27     "embedding_endpoint": "foo",
28     "embedding_chunk_size": 42,
29     "handle": "foo",
30     "batch_size": 32,
31     "azure_endpoint": "foo",
32     "azure_version": "foo",
33     "azure_deployment": "foo"
34   },
35   "memory": {
36     "blocks": [
37       {
38         "value": "foo",
39         "limit": 5000,
40         "name": "foo",
41         "is_template": false,
42         "preserve_on_migration": true,
43         "label": "foo",
44         "read_only": false,
45         "description": "foo",
46         "metadata": {},
47         "id": "block-123e4567-e89b-12d3-a456-426614174000",
48         "created_by_id": "foo",
49         "last_updated_by_id": "foo"
50       }
51     ],
52     "file_blocks": [
53       {
54         "value": "foo",
55         "limit": 5000,
56         "name": "foo",
57         "is_template": false,
58         "preserve_on_migration": true,
59         "label": "foo",
60         "read_only": false,
61         "description": "foo",
62         "metadata": {},
63         "id": "block-123e4567-e89b-12d3-a456-426614174000",
64         "created_by_id": "foo",
65         "last_updated_by_id": "foo"
66       }
67     ],
68     "prompt_template": "{% for block in blocks %}<{{ block.label }}>\n<metadata>read_only=\"{{ block.read_only}}\" chars_current=\"{{ block.value|length }}\" chars_limit=\"{{ block.limit }}\"</metadata><value>{{ block.value }}\n</value></{{ block.label }}>\n{% if not loop.last %}\n{% endif %}{% endfor %}"
69   },
70   "tools": [
71     {
72       "id": "tool-123e4567-e89b-12d3-a456-426614174000",
73       "tool_type": "custom",
74       "description": "foo",
75       "source_type": "foo",
76       "name": "foo",
77       "tags": [
78         "foo"
79       ],
80       "source_code": "foo",
81       "json_schema": {},
82       "args_json_schema": {},
83       "return_char_limit": 6000,
84       "pip_requirements": [
85         {
86           "name": "foo",
87           "version": "foo"
88         }
89       ],
90       "created_by_id": "foo",
91       "last_updated_by_id": "foo",
92       "metadata_": {}
93     }
94   ],
95   "sources": [
96     {
97       "name": "foo",
98       "embedding_config": {
99         "embedding_endpoint_type": "openai",
100         "embedding_model": "foo",
101         "embedding_dim": 42,
102         "embedding_endpoint": "foo",
103         "embedding_chunk_size": 42,
104         "handle": "foo",
105         "batch_size": 32,
106         "azure_endpoint": "foo",
107         "azure_version": "foo",
108         "azure_deployment": "foo"
109       },
110       "description": "foo",
111       "instructions": "foo",
112       "metadata": {},
113       "id": "source-123e4567-e89b-12d3-a456-426614174000",
114       "created_by_id": "foo",
115       "last_updated_by_id": "foo",
116       "created_at": "foo",
117       "updated_at": "foo"
118     }
119   ],
120   "tags": [
121     "foo"
122   ],
123   "created_by_id": "foo",
124   "last_updated_by_id": "foo",
125   "created_at": "foo",
126   "updated_at": "foo",
127   "tool_rules": [
128     {
129       "tool_name": "foo",
130       "type": "constrain_child_tools",
131       "prompt_template": "foo",
132       "children": [
133         "foo"
134       ]
135     }
136   ],
137   "message_ids": [
138     "foo"
139   ],
140   "response_format": {
141     "type": "text"
142   },
143   "description": "foo",
144   "metadata": {},
145   "tool_exec_environment_variables": [
146     {
147       "key": "foo",
148       "value": "foo",
149       "agent_id": "foo",
150       "created_by_id": "foo",
151       "last_updated_by_id": "foo",
152       "created_at": "foo",
153       "updated_at": "foo",
154       "id": "agent-env-123e4567-e89b-12d3-a456-426614174000",
155       "description": "foo"
156     }
157   ],
158   "project_id": "foo",
159   "template_id": "foo",
160   "base_template_id": "foo",
161   "identity_ids": [
162     "foo"
163   ],
164   "message_buffer_autoclear": false,
165   "enable_sleeptime": true,
166   "multi_agent_group": {
167     "id": "foo",
168     "manager_type": "round_robin",
169     "agent_ids": [
170       "foo"
171     ],
172     "description": "foo",
173     "shared_block_ids": [
174       "foo"
175     ],
176     "manager_agent_id": "foo",
177     "termination_token": "foo",
178     "max_turns": 42,
179     "sleeptime_agent_frequency": 42,
180     "turns_counter": 42,
181     "last_processed_message_id": "foo",
182     "max_message_buffer_length": 42,
183     "min_message_buffer_length": 42
184   },
185   "last_run_completion": "foo",
186   "last_run_duration_ms": 42,
187   "timezone": "foo"
188 }

Detach a core memory block from an agent.

Path parameters

agent_idstringRequired

block_idstringRequired

Response

Successful Response

idstring

The id of the agent. Assigned by the database.

namestring

The name of the agent.

systemstring

The system prompt used by the agent.

agent_typeenum

The type of agent.

llm_configobject

The LLM configuration used by the agent.

embedding_configobject

The embedding configuration used by the agent.

memoryobject

The in-context memory of the agent.

toolslist of objects

The tools used by the agent.

sourceslist of objects

The sources used by the agent.

tagslist of strings

The tags associated with the agent.

created_by_idstring or null

The id of the user that made this object.

last_updated_by_idstring or null

The id of the user that made this object.

created_atstring or nullformat: "date-time"

The timestamp when the object was created.

updated_atstring or nullformat: "date-time"

The timestamp when the object was last updated.

tool_ruleslist of objects or null

The list of tool rules.

message_idslist of strings or null

The ids of the messages in the agent’s in-context memory.

response_formatobject or null

The response format used by the agent when returning from send_message.

descriptionstring or null

The description of the agent.

metadataobject or null

The metadata of the agent.

tool_exec_environment_variableslist of objects or null

The environment variables for tool execution specific to this agent.

project_idstring or null

The id of the project the agent belongs to.

template_idstring or null

The id of the template the agent belongs to.

base_template_idstring or null

The base template id of the agent.

identity_idslist of strings or null

The ids of the identities associated with this agent.

message_buffer_autoclearboolean or nullDefaults to false

If set to True, the agent will not remember previous messages (though the agent will still retain state via core memory blocks and archival/recall memory). Not recommended unless you have an advanced use case.

enable_sleeptimeboolean or null

If set to True, memory management will move to a background agent thread.

multi_agent_groupobject or null

The multi-agent group that this agent manages

last_run_completionstring or nullformat: "date-time"

The timestamp when the agent last completed a run.

last_run_duration_msinteger or null

The duration in milliseconds of the agent's last run.

timezonestring or null

The timezone of the agent (IANA format).

Path parameters

Headers

Response