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#!/usr/bin/env -S poetry run python
# Note: you must have installed `anthropic` with the `bedrock` extra
# e.g. `pip install -U anthropic[bedrock]`
from anthropic import AnthropicBedrock
# Note: this assumes you have AWS credentials configured.
#
# https://boto3.amazonaws.com/v1/documentation/api/latest/guide/credentials.html
client = AnthropicBedrock()
print("------ standard response ------")
message = client.messages.create(
max_tokens=1024,
messages=[
{
"role": "user",
"content": "Hello!",
}
],
model="anthropic.claude-sonnet-4-5-20250929-v1:0",
)
print(message.model_dump_json(indent=2))
print("------ streamed response ------")
with client.messages.stream(
max_tokens=1024,
messages=[
{
"role": "user",
"content": "Say hello there!",
}
],
model="anthropic.claude-sonnet-4-5-20250929-v1:0",
) as stream:
for text in stream.text_stream:
print(text, end="", flush=True)
print()
# you can still get the accumulated final message outside of
# the context manager, as long as the entire stream was consumed
# inside of the context manager
accumulated = stream.get_final_message()
print("accumulated message: ", accumulated.model_dump_json(indent=2))
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