Skip to main content

river-client

Python client for the River ML training API — sampling, LoRA fine-tuning, and reinforcement learning against River-hosted models.

Installation

pip install river-client

Requires Python 3.12+.

Quick start

import river_client as river

client = river.Client(api_key="your-key", endpoint="api.river.ai")

# Stateless sampling from a base model
samples = client.sample(
    "What is 2+2?",
    base_model="Qwen/Qwen3.6-35B-A3B-FP8",
    max_tokens=50,
)
print(samples[0].text)

# Training with a session
with client.session() as session:
    model = session.create_model(
        base_model="Qwen/Qwen3.6-35B-A3B-FP8",
        lora=river.LoraConfig(rank=16),
    )

    # Forward + backward, then an optimizer step
    result = model.forward_backward(data, loss_fn="cross_entropy")
    model.optim_step(lr=1e-4)

    # Sample from the current weights
    sample_groups = model.sample("Continue:", max_tokens=100)

License

Apache-2.0. See LICENSE.

Download files

Download the file for your platform. If you're not sure which to choose, learn more about installing packages.

Source Distribution

river_client-0.5.0.tar.gz (79.5 kB view details)

Uploaded Source

Built Distribution

If you're not sure about the file name format, learn more about wheel file names.

river_client-0.5.0-py3-none-any.whl (95.0 kB view details)

Uploaded Python 3

File details

Details for the file river_client-0.5.0.tar.gz.

File metadata

  • Download URL: river_client-0.5.0.tar.gz
  • Upload date:
  • Size: 79.5 kB
  • Tags: Source
  • Uploaded using Trusted Publishing? Yes
  • Uploaded via: uv/0.11.31 {"installer":{"name":"uv","version":"0.11.31","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}

File hashes

Hashes for river_client-0.5.0.tar.gz
Algorithm Hash digest
SHA256 0e8a19df00780d9817d22b6fcacf7f4150345401e9a1381592069855a2891d41
MD5 77f69959903e899cb20ddaa4a261a80f
BLAKE2b-256 c6285215a15327b6943d1dd7eb543bb2e4fa5a2d745bca1b21170f02a43e675e

See more details on using hashes here.

File details

Details for the file river_client-0.5.0-py3-none-any.whl.

File metadata

  • Download URL: river_client-0.5.0-py3-none-any.whl
  • Upload date:
  • Size: 95.0 kB
  • Tags: Python 3
  • Uploaded using Trusted Publishing? Yes
  • Uploaded via: uv/0.11.31 {"installer":{"name":"uv","version":"0.11.31","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}

File hashes

Hashes for river_client-0.5.0-py3-none-any.whl
Algorithm Hash digest
SHA256 38426e106a7081a84c68146ab0bbe98b3ea38faac8ae92e47572cb398bd41529
MD5 36270bf3a1dd3e54fda9a6bb1a885631
BLAKE2b-256 c4d028ffc58949b615418d3ebe07a7b807afe927339746306ae487740d2a0d21

See more details on using hashes here.

Release history Release notifications | RSS feed

0.11.0

2 files

0.10.0

2 files

0.9.1

2 files

0.9.0

2 files

0.8.1

2 files

0.8.0

2 files

0.7.0

2 files

0.6.2

2 files

0.6.1

2 files

0.6.0

2 files

0.5.1

2 files

This release

0.5.0 This release

2 files

0.4.3

2 files

0.4.2

2 files

0.4.1

2 files

0.4.0

2 files

0.3.0

2 files

0.2.1

2 files

0.1.1

2 files

0.1.0

2 files

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page