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 - Anthropic/Go 1.14.0
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 body: |+
27 event: message_start
28 data: {"type":"message_start","message":{"model":"claude-sonnet-4-20250514","id":"msg_01AihXNzoggoeqPeQuWPMYSo","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":24,"service_tier":"standard"}} }
29
30 event: content_block_start
31 data: {"type":"content_block_start","index":0,"content_block":{"type":"tool_use","id":"toolu_01Midg7qjzUz6pdkS8HcgRY7","name":"Person","input":{}} }
32
33 event: content_block_delta
34 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":""} }
35
36 event: ping
37 data: {"type": "ping"}
38
39 event: content_block_delta
40 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"{\"n"} }
41
42 event: ping
43 data: {"type": "ping"}
44
45 event: content_block_delta
46 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"ame\":"} }
47
48 event: ping
49 data: {"type": "ping"}
50
51 event: content_block_delta
52 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":" \"Alic"} }
53
54 event: ping
55 data: {"type": "ping"}
56
57 event: content_block_delta
58 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"e\""} }
59
60 event: content_block_delta
61 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":", \"age\""} }
62
63 event: content_block_delta
64 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":": 30"} }
65
66 event: content_block_delta
67 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":", \"c"} }
68
69 event: content_block_delta
70 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"ity\": \"Pa"} }
71
72 event: content_block_delta
73 data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"ris\"}"} }
74
75 event: content_block_stop
76 data: {"type":"content_block_stop","index":0 }
77
78 event: message_delta
79 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} }
80
81 event: message_stop
82 data: {"type":"message_stop" }
83
84 headers:
85 Content-Type:
86 - text/event-stream; charset=utf-8
87 status: 200 OK
88 code: 200
89 duration: 2.144504667s