from acontext import AcontextClient

client = AcontextClient(api_key='sk_project_token')

# Patch session configs (adds/updates keys, use None to delete)
updated_configs = client.sessions.patch_configs(
    session_id='session-uuid',
    configs={'agent': 'bot2', 'old_key': None}  # None deletes the key
)
print(updated_configs)  # {'existing_key': 'value', 'agent': 'bot2'}

{
  "code": 123,
  "error": "<string>",
  "msg": "<string>",
  "data": {
    "configs": {}
  }
}