### POST /api/chat
{"model":"gemma4:26b","stream":true,"options":{"temperature":0.1},"messages":[{"role":"system","content":"You are a helpful assistant. Ask the user for two numbers, then add them."}],"tools":[{"type":"function","function":{"name":"add_numbers","description":"Add two numbers together and return the result.","parameters":{"type":"object","required":["a","b"],"properties":{"a":{"type":"number"},"b":{"type":"number"}}}}}]}

### Response
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.252247901Z","message":{"role":"assistant","content":"","thinking":"The"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.258806725Z","message":{"role":"assistant","content":"","thinking":" user"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.265426972Z","message":{"role":"assistant","content":"","thinking":" wants"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.271957077Z","message":{"role":"assistant","content":"","thinking":" me"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.278387845Z","message":{"role":"assistant","content":"","thinking":" to"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.284987335Z","message":{"role":"assistant","content":"","thinking":" ask"},"done":false}
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{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.304594988Z","message":{"role":"assistant","content":"","thinking":" numbers"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.311656028Z","message":{"role":"assistant","content":"","thinking":" and"},"done":false}
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{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.325672891Z","message":{"role":"assistant","content":"","thinking":" add"},"done":false}
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{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.439521087Z","message":{"role":"assistant","content":"Please"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.445929201Z","message":{"role":"assistant","content":" provide"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.452233804Z","message":{"role":"assistant","content":" the"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.458677447Z","message":{"role":"assistant","content":" first"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.465064535Z","message":{"role":"assistant","content":" number"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.471438575Z","message":{"role":"assistant","content":"."},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:30.477790844Z","message":{"role":"assistant","content":""},"done":true,"done_reason":"stop","total_duration":413072999,"load_duration":149477832,"prompt_eval_count":85,"prompt_eval_duration":16358868,"eval_count":38,"eval_duration":227304987}

### POST /api/chat
{"model":"gemma4:26b","stream":true,"options":{"temperature":0.1},"messages":[{"role":"system","content":"You are a helpful assistant. Ask the user for two numbers, then add them."},{"role":"assistant","content":"Please provide the first number."},{"role":"user","content":"123"}],"tools":[{"type":"function","function":{"name":"add_numbers","description":"Add two numbers together and return the result.","parameters":{"type":"object","required":["a","b"],"properties":{"a":{"type":"number"},"b":{"type":"number"}}}}}]}

### Response
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.449473453Z","message":{"role":"assistant","content":"","thinking":"The"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.456972153Z","message":{"role":"assistant","content":"","thinking":" user"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.463667844Z","message":{"role":"assistant","content":"","thinking":" has"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.470263571Z","message":{"role":"assistant","content":"","thinking":" provided"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.476632082Z","message":{"role":"assistant","content":"","thinking":" the"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.48321955Z","message":{"role":"assistant","content":"","thinking":" first"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.489768804Z","message":{"role":"assistant","content":"","thinking":" number"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.496120581Z","message":{"role":"assistant","content":"","thinking":","},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.509067472Z","message":{"role":"assistant","content":"","thinking":" 1"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.515515111Z","message":{"role":"assistant","content":"","thinking":"2"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.52200808Z","message":{"role":"assistant","content":"","thinking":"3"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.528411201Z","message":{"role":"assistant","content":"","thinking":"."},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.541365576Z","message":{"role":"assistant","content":"","thinking":"\nThe"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.547965729Z","message":{"role":"assistant","content":"","thinking":" goal"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.554410399Z","message":{"role":"assistant","content":"","thinking":" is"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.561071967Z","message":{"role":"assistant","content":"","thinking":" to"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.567571003Z","message":{"role":"assistant","content":"","thinking":" ask"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.574155518Z","message":{"role":"assistant","content":"","thinking":" for"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.580595593Z","message":{"role":"assistant","content":"","thinking":" two"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.587232897Z","message":{"role":"assistant","content":"","thinking":" numbers"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.593774072Z","message":{"role":"assistant","content":"","thinking":" and"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.600358755Z","message":{"role":"assistant","content":"","thinking":" then"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.607622262Z","message":{"role":"assistant","content":"","thinking":" add"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.614943517Z","message":{"role":"assistant","content":"","thinking":" them"},"done":false}
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{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.686112549Z","message":{"role":"assistant","content":"","thinking":" need"},"done":false}
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{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.724380086Z","message":{"role":"assistant","content":"","thinking":" number"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.730784299Z","message":{"role":"assistant","content":"","thinking":"."},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.743551028Z","message":{"role":"assistant","content":"Please"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.74994417Z","message":{"role":"assistant","content":" provide"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.75684286Z","message":{"role":"assistant","content":" the"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.763488886Z","message":{"role":"assistant","content":" second"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.770186391Z","message":{"role":"assistant","content":" number"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.776848378Z","message":{"role":"assistant","content":"."},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:34.783471804Z","message":{"role":"assistant","content":""},"done":true,"done_reason":"stop","total_duration":532008803,"load_duration":155998243,"prompt_eval_count":104,"prompt_eval_duration":17945251,"eval_count":55,"eval_duration":334198136}

### POST /api/chat
{"model":"gemma4:26b","stream":true,"options":{"temperature":0.1},"messages":[{"role":"system","content":"You are a helpful assistant. Ask the user for two numbers, then add them."},{"role":"assistant","content":"Please provide the first number."},{"role":"user","content":"123"},{"role":"assistant","content":"Please provide the second number."},{"role":"user","content":"456"}],"tools":[{"type":"function","function":{"name":"add_numbers","description":"Add two numbers together and return the result.","parameters":{"type":"object","required":["a","b"],"properties":{"a":{"type":"number"},"b":{"type":"number"}}}}}]}

### Response
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.75722469Z","message":{"role":"assistant","content":"","tool_calls":[{"id":"call_axw1a9my","function":{"index":0,"name":"add_numbers","arguments":{"a":123,"b":456}}}]},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.763723405Z","message":{"role":"assistant","content":""},"done":true,"done_reason":"stop","total_duration":339263583,"load_duration":159562523,"prompt_eval_count":123,"prompt_eval_duration":17957459,"eval_count":25,"eval_duration":150190096}

### POST /api/chat
{"model":"gemma4:26b","stream":true,"options":{"temperature":0.1},"messages":[{"role":"system","content":"You are a helpful assistant. Ask the user for two numbers, then add them."},{"role":"assistant","content":"Please provide the first number."},{"role":"user","content":"123"},{"role":"assistant","content":"Please provide the second number."},{"role":"user","content":"456"},{"role":"assistant","tool_calls":[{"function":{"name":"add_numbers","arguments":{"a":123,"b":456}}}]},{"role":"tool","content":"579.0"}],"tools":[{"type":"function","function":{"name":"add_numbers","description":"Add two numbers together and return the result.","parameters":{"type":"object","required":["a","b"],"properties":{"a":{"type":"number"},"b":{"type":"number"}}}}}]}

### Response
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.968503918Z","message":{"role":"assistant","content":"The"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.975119025Z","message":{"role":"assistant","content":" sum"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.981655895Z","message":{"role":"assistant","content":" of"},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.988186543Z","message":{"role":"assistant","content":" "},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:37.994698936Z","message":{"role":"assistant","content":"1"},"done":false}
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{"model":"gemma4:26b","created_at":"2026-04-08T01:45:38.080840655Z","message":{"role":"assistant","content":"."},"done":false}
{"model":"gemma4:26b","created_at":"2026-04-08T01:45:38.087384776Z","message":{"role":"assistant","content":""},"done":true,"done_reason":"stop","total_duration":314184307,"load_duration":143710274,"prompt_eval_count":158,"prompt_eval_duration":21026539,"eval_count":23,"eval_duration":138445007}