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: 516
10 host: ""
11 body: '{"messages":[{"content":"You are a helpful assistant","role":"system"},{"content":"What''s the weather in Florence,Italy?","role":"user"}],"model":"x-ai/grok-4-fast:free","max_tokens":4000,"tool_choice":"auto","tools":[{"function":{"name":"weather","strict":false,"description":"Get weather information for a location","parameters":{"properties":{"location":{"description":"the city","type":"string"}},"required":["location"],"type":"object"}},"type":"function"}],"usage":{"include":true},"provider":{"only":["xai"]}}'
12 headers:
13 Accept:
14 - application/json
15 Content-Type:
16 - application/json
17 User-Agent:
18 - OpenAI/Go 2.3.0
19 url: https://openrouter.ai/api/v1/chat/completions
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: "\n \n\n \n\n \n\n \n\n \n{\"id\":\"gen-1758703682-sMZEfarEeJYWgV53Ca5h\",\"provider\":\"xAI\",\"model\":\"x-ai/grok-4-fast:free\",\"object\":\"chat.completion\",\"created\":1758703682,\"choices\":[{\"logprobs\":null,\"finish_reason\":\"tool_calls\",\"native_finish_reason\":\"tool_calls\",\"index\":0,\"message\":{\"role\":\"assistant\",\"content\":\"\",\"refusal\":null,\"reasoning\":null,\"tool_calls\":[{\"id\":\"call_82975367\",\"function\":{\"name\":\"weather\",\"arguments\":\"{\\\"location\\\":\\\"Florence, Italy\\\"}\"},\"index\":0,\"type\":\"function\"}]}}],\"system_fingerprint\":\"fp_9362061f30\",\"usage\":{\"prompt_tokens\":322,\"completion_tokens\":98,\"total_tokens\":420,\"cost\":0,\"is_byok\":false,\"prompt_tokens_details\":{\"cached_tokens\":265,\"audio_tokens\":0},\"cost_details\":{\"upstream_inference_cost\":null,\"upstream_inference_prompt_cost\":0,\"upstream_inference_completions_cost\":0},\"completion_tokens_details\":{\"reasoning_tokens\":72,\"image_tokens\":0}}}"
28 headers:
29 Content-Type:
30 - application/json
31 status: 200 OK
32 code: 200
33 duration: 744.523083ms
34 - id: 1
35 request:
36 proto: HTTP/1.1
37 proto_major: 1
38 proto_minor: 1
39 content_length: 736
40 host: ""
41 body: '{"messages":[{"content":"You are a helpful assistant","role":"system"},{"content":"What''s the weather in Florence,Italy?","role":"user"},{"tool_calls":[{"id":"call_82975367","function":{"arguments":"{\"location\":\"Florence, Italy\"}","name":"weather"},"type":"function"}],"role":"assistant"},{"content":"40 C","tool_call_id":"call_82975367","role":"tool"}],"model":"x-ai/grok-4-fast:free","max_tokens":4000,"tool_choice":"auto","tools":[{"function":{"name":"weather","strict":false,"description":"Get weather information for a location","parameters":{"properties":{"location":{"description":"the city","type":"string"}},"required":["location"],"type":"object"}},"type":"function"}],"provider":{"only":["xai"]},"usage":{"include":true}}'
42 headers:
43 Accept:
44 - application/json
45 Content-Type:
46 - application/json
47 User-Agent:
48 - OpenAI/Go 2.3.0
49 url: https://openrouter.ai/api/v1/chat/completions
50 method: POST
51 response:
52 proto: HTTP/2.0
53 proto_major: 2
54 proto_minor: 0
55 content_length: -1
56 uncompressed: true
57 body: "\n \n\n \n\n \n\n \n{\"id\":\"gen-1758703684-xxGdexQR7wCBc6J9mFQw\",\"provider\":\"xAI\",\"model\":\"x-ai/grok-4-fast:free\",\"object\":\"chat.completion\",\"created\":1758703684,\"choices\":[{\"logprobs\":null,\"finish_reason\":\"stop\",\"native_finish_reason\":\"stop\",\"index\":0,\"message\":{\"role\":\"assistant\",\"content\":\"The current temperature in Florence, Italy is 40°C. If you'd like more details (like weather conditions, forecast, etc.), let me know!\",\"refusal\":null,\"reasoning\":null}}],\"system_fingerprint\":\"fp_9362061f30\",\"usage\":{\"prompt_tokens\":433,\"completion_tokens\":86,\"total_tokens\":519,\"cost\":0,\"is_byok\":false,\"prompt_tokens_details\":{\"cached_tokens\":265,\"audio_tokens\":0},\"cost_details\":{\"upstream_inference_cost\":null,\"upstream_inference_prompt_cost\":0,\"upstream_inference_completions_cost\":0},\"completion_tokens_details\":{\"reasoning_tokens\":56,\"image_tokens\":0}}}"
58 headers:
59 Content-Type:
60 - application/json
61 status: 200 OK
62 code: 200
63 duration: 920.068333ms