simple_object_streaming.yaml

 1---
 2version: 2
 3interactions:
 4- id: 0
 5  request:
 6    proto: HTTP/1.1
 7    proto_major: 1
 8    proto_minor: 1
 9    content_length: 651
10    host: ""
11    body: '{"max_tokens":4000,"messages":[{"content":[{"text":"Generate information about a person named Alice who is 30 years old and lives in Paris.","type":"text"}],"role":"user"}],"model":"claude-sonnet-4-20250514","tool_choice":{"name":"Person","disable_parallel_tool_use":false,"type":"tool"},"tools":[{"input_schema":{"properties":{"age":{"description":"The person''s age","type":"integer"},"city":{"description":"The city where the person lives","type":"string"},"name":{"description":"The person''s name","type":"string"}},"required":["name","age","city"],"type":"object"},"name":"Person","description":"A person with name, age, and city"}],"stream":true}'
12    headers:
13      Accept:
14      - application/json
15      Content-Type:
16      - application/json
17      User-Agent:
18      - Charm-Fantasy/0.12.2 (https://charm.land/fantasy)
19    url: https://api.anthropic.com/v1/messages
20    method: POST
21  response:
22    proto: HTTP/2.0
23    proto_major: 2
24    proto_minor: 0
25    content_length: -1
26    uncompressed: true
27    body: |+
28      event: message_start
29      data: {"type":"message_start","message":{"model":"claude-sonnet-4-20250514","id":"msg_012o65JtUbhuhi4kwrVTDL2K","type":"message","role":"assistant","content":[],"stop_reason":null,"stop_sequence":null,"usage":{"input_tokens":454,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":0},"output_tokens":16,"service_tier":"standard","inference_geo":"not_available"}}               }
30
31      event: content_block_start
32      data: {"type":"content_block_start","index":0,"content_block":{"type":"tool_use","id":"toolu_01VjQqYBbz8DKsb5e7D3PPfY","name":"Person","input":{},"caller":{"type":"direct"}}      }
33
34      event: ping
35      data: {"type": "ping"}
36
37      event: content_block_delta
38      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":""}       }
39
40      event: content_block_delta
41      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"{\"name\": "}       }
42
43      event: content_block_delta
44      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"\"A"}           }
45
46      event: content_block_delta
47      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"lice\""}   }
48
49      event: content_block_delta
50      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":", \"age\":"}            }
51
52      event: content_block_delta
53      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":" 30"}          }
54
55      event: content_block_delta
56      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":", \"city\": \""}          }
57
58      event: content_block_delta
59      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"Pari"}        }
60
61      event: content_block_delta
62      data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"s\"}"}              }
63
64      event: content_block_stop
65      data: {"type":"content_block_stop","index":0             }
66
67      event: message_delta
68      data: {"type":"message_delta","delta":{"stop_reason":"tool_use","stop_sequence":null},"usage":{"input_tokens":454,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"output_tokens":67}              }
69
70      event: message_stop
71      data: {"type":"message_stop"  }
72
73    headers:
74      Content-Type:
75      - text/event-stream; charset=utf-8
76    status: 200 OK
77    code: 200
78    duration: 3.431522459s