---
title: "Optimization step"
method: POST
path: "/api/v1/optim_step"
---

# Optimization step

`POST /api/v1/optim_step`

Performs an optimization step using AdamW optimizer

## Request body

- OptimStepRequest
  - `type` 'optim_step'
  - `model_id` string, uuid, required
  - `adam_params` AdamParams, required
    - `learning_rate` number, float, required — Learning rate for the optimizer
    - `beta1` number, float — Coefficient used for computing running averages of gradient
    - `beta2` number, float — Coefficient used for computing running averages of gradient square
    - `eps` number, float — Term added to the denominator to improve numerical stability

## Response `200`

API future for optimization step completion

- UntypedAPIFuture
  - `request_id` string, uuid, required
  - `model_id` string, uuid

---

[API](https://skmtc.dev/thinking-machines-lab/apis/tinker-api.md) · [All operations](https://skmtc.dev/thinking-machines-lab/apis/tinker-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/thinking-machines-lab/tinker-api/revisions/51afac49fce6/schema)