---
title: "Black Forest Labs AI 模型 — 透過 RunAPI 取得 API 存取"
url: "https://runapi.ai/zh-HK/providers/black-forest-labs.md"
canonical: "https://runapi.ai/zh-HK/providers/black-forest-labs.md"
locale: "zh-HK"
provider: "Black Forest Labs"
line_count: 3
variant_count: 9
---

# Black Forest Labs

Flux Kontext and Flux 2 — open-weight image generation and editing with strong prompt adherence.

Black Forest Labs develops the Flux family of open-weight image models. Flux Kontext handles in-context editing, style transfer, and character consistency; Flux 2 delivers high-fidelity text-to-image and image editing generation.

## Models

- [Flux](https://runapi.ai/zh-HK/models/flux.md) — Image, 3 variants · from $0.030
- [Flux 2](https://runapi.ai/zh-HK/models/flux-2.md) — Image, 4 variants · from $0.050
- [Flux Kontext](https://runapi.ai/zh-HK/models/flux-kontext.md) — Image, 2 variants · from $0.050

## Variants

| Model | Variant | Billing | Starting price | URL |
|---|---|---|---|---|
| Flux | `2-klein` | call | $0.030 | https://runapi.ai/zh-HK/models/flux/2-klein.md |
| Flux | `dev` | call | $0.070 | https://runapi.ai/zh-HK/models/flux/dev.md |
| Flux | `pro` | call | $0.100 | https://runapi.ai/zh-HK/models/flux/pro.md |
| Flux 2 | `flex-remix-image` | call | $0.140 | https://runapi.ai/zh-HK/models/flux-2/flex-remix-image.md |
| Flux 2 | `flex-text-to-image` | call | $0.140 | https://runapi.ai/zh-HK/models/flux-2/flex-text-to-image.md |
| Flux 2 | `pro-remix-image` | call | $0.050 | https://runapi.ai/zh-HK/models/flux-2/pro-remix-image.md |
| Flux 2 | `pro-text-to-image` | call | $0.050 | https://runapi.ai/zh-HK/models/flux-2/pro-text-to-image.md |
| Flux Kontext | `max` | call | $0.100 | https://runapi.ai/zh-HK/models/flux-kontext/max.md |
| Flux Kontext | `pro` | call | $0.050 | https://runapi.ai/zh-HK/models/flux-kontext/pro.md |


## Install a model skill

```sh
npx skills add runapi-ai/<line> -g
```

Replace `<line>` with a model slug from this provider, then use the skill docs, schemas, pricing notes, and setup steps while adding the model feature.

## FAQ

### 這是 Black Forest Labs 的官方整合嗎？

RunAPI 提供託管 API 介面，價格、能力及錯誤行為都清晰透明。

### 我需要 Black Forest Labs 帳戶嗎？

不用 — 你的 RunAPI 密鑰已足夠使用託管存取。

### 透過 proxy 會增加多少延遲？

通常少於 20 ms。RunAPI 會將 proxy 層維持在貼近 model 執行區域的位置。

### 圖片／影片會快取嗎？

生成結果會按 task ID 儲存並可供取回。輸入內容不會快取。

### 我可以使用自己的 key 嗎？

目前不支援 — 請使用 RunAPI 管理的存取。