Step Plan

Dedicated coding lanes that keep coding quota, pricing, or route ownership separate from the general assistant lane. This page covers the built-in step_plan provider kind directly.

At A Glance

Field	Value
Built-in kind	`step_plan`
Provider group	Coding-Specialized Providers
Protocol family	`openai_chat_completions`
Feature family	`openai_compatible`
Auth scheme	`bearer`
Credential envs	STEP_API_KEY
Aliases	`stepfun_step_plan`
Default base URL	`https://api.stepfun.com`
Request endpoint	`https://api.stepfun.com/step_plan/v1/chat/completions`
Models endpoint	`https://api.stepfun.com/step_plan/v1/models`

Minimal Config

active_provider = "step_plan"

[providers.step_plan]
kind = "step_plan"
api_key = { env = "STEP_API_KEY" }
model = "your-reviewed-coding-model"

Verify It

loong doctor
loong runtime models list
loong ask --message "Say hello and name the active provider."

If runtime models list is unreliable for this account or region, pin an explicit provider.model or add preferred_models instead of leaving recovery implicit.

Auth And Routing Contract

Contract	Value
Auth optional	no
Model probe auth optional	no
Default API key env	`STEP_API_KEY`
OAuth env	none
Primary request route	`https://api.stepfun.com/step_plan/v1/chat/completions`
Primary model-catalog route	`https://api.stepfun.com/step_plan/v1/models`

Region Endpoints

Variant	Base URL
CN	`https://api.stepfun.com`
Global	`https://api.stepfun.ai`

Stepfun region endpoint: CN default (https://api.stepfun.com); switch provider.base_url to https://api.stepfun.ai for Global accounts

Continue to Providers And Models when you still need the broader chooser page.
Continue to Provider Guides for the full built-in provider matrix.
Continue to Provider Recipes for representative rollout recipes.
Continue to Configuration Patterns for the shared provider-profile shape.

Overview

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Reference

Step Plan

Step Plan

At A Glance

Minimal Config

Verify It

Auth And Routing Contract

Region Endpoints

​Step Plan

​At A Glance

​Minimal Config

​Verify It

​Auth And Routing Contract

​Region Endpoints

​Related Docs

Step Plan

At A Glance

Minimal Config

Verify It

Auth And Routing Contract

Region Endpoints

Related Docs