SDK Reference

pip install fibonacci-sdk

from fibonacci import Workflow, LLMNode

# Create workflow
workflow = Workflow(name="example")

# Add node
analyzer = LLMNode(
    id="analyzer",
    model="claude-sonnet-4-5-20250929",
    prompt="Analyze: {{input.text}}"
)
workflow.add_node(analyzer)

# Execute
result = workflow.execute(inputs={"text": "Hello world"})
print(result["analyzer"])

import asyncio
from fibonacci import Workflow

async def main():
    workflow = Workflow.from_yaml("workflow.yaml")
    result = await workflow.execute_async(inputs={"text": "Hello"})
    print(result)

asyncio.run(main())

from fibonacci import Workflow, LLMNode
from fibonacci.types import WorkflowResult, NodeOutput

workflow: Workflow = Workflow(name="typed")
result: WorkflowResult = workflow.execute(inputs={})

import fibonacci
print(fibonacci.__version__)