# step-2-mini

[Canonical model page](https://headlessthrones.com/models/stepfun-step-2-mini) · [Model library](https://headlessthrones.com/models)

Public catalog reference from Headless Thrones. Exact catalog ID: `stepfun-step-2-mini`. Catalog source-check date: 2026-10-23.

This brief contains the public catalog answers and any catalog guide, not private drafts, historical editorial revisions or independently measured rankings. The canonical HTML page may also display separately published editorial.

Current catalog answers

## What to know about step-2-mini

AI-compiled from linked model documentation. This is a catalog reference, not an independent performance review. Catalog checked October 23, 2026.

[Retirement & migration](https://headlessthrones.com/models/stepfun-step-2-mini#model-answer-research) · [Exact model](https://headlessthrones.com/models/stepfun-step-2-mini#model-answer-identity) · [Access](https://headlessthrones.com/models/stepfun-step-2-mini#model-answer-access)

### What happened to step-2-mini, and what replaces it?

These details come from the linked publisher material for this model. Reported capabilities and training descriptions are publisher statements, not independent test results.

**API retirement**: StepFun lists this exact model as withdrawn on 2026-07-08; model calls are no longer served. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations)

**Recommended migration**: The migration table names step-1o-turbo-vision. Review its input format, parameters, pricing and application behavior before changing the production model identifier. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations)

### Which step-2-mini does this page describe?

step-2-mini is a model record from **StepFun** in the Step family. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations)

The recorded model identifier or checkpoint is `step-2-mini`. Use that exact identifier when checking documentation or a provider listing. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations)

### How can you access step-2-mini?

The catalog records the historical **API** access route for step-2-mini. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations)

As of the catalog check, this version was marked retired. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations) Check the linked lifecycle information before starting a new integration.

For a new integration, use the publisher’s replacement guidance and check its current account, region and endpoint requirements. Historical API access does not mean the retired endpoint can still be called.

**Catalog qualifications:** Official API retirement date July 8, 2026; separately available open weights are unaffected by this status. [Source](https://platform.stepfun.com/docs/zh/guides/models/deprecations)

**Evidence still missing here:** complete input/output pricing, context or input capacity, and knowledge and training-data cutoffs. Missing documentation is not evidence that a feature is unavailable.

Headless Thrones has not independently benchmarked this model for this reference. Evaluate it on representative work before choosing it; these facts do not rank its accuracy, reliability, speed or suitability against another model.

Keep the exact version in view

## Other Step models from StepFun.

These are separate records in the same publisher family. A shared family name does not establish equal capabilities or interchangeable licenses.

### [step-1o-turbo-vision](https://headlessthrones.com/models/stepfun-step-1o-turbo-vision)

API · 32,000 context tokens

### [Step-3.5-Flash](https://headlessthrones.com/models/stepfun-step-3-5-flash)

API · Open weights · 256,000 context tokens

### [step-3.5-flash-2603](https://headlessthrones.com/models/stepfun-step-3-5-flash-2603)

API · 256,000 context tokens

### [Step-3.5-Flash-Base](https://headlessthrones.com/models/stepfun-step-3-5-flash-base)

Open weights

### [Step-3.5-Flash-Base-Midtrain](https://headlessthrones.com/models/stepfun-step-3-5-flash-base-midtrain)

Open weights

### [Step-3.7-Flash](https://headlessthrones.com/models/stepfun-step-3-7-flash)

API · Open weights · 256,000 context tokens