プロバイダー

Black Forest Labs

Q: Is this an official Black Forest Labs integration?

RunAPI exposes a managed API surface with transparent pricing, capability, and error behavior.

Q: Do I need a Black Forest Labs account?

No. Your RunAPI key is enough for managed access.

Q: How is pricing billed?

Per-call or per-unit metered, with failed generations not charged.

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

2 models · 6 variants · から $0.050

モデルを見るドキュメントを読む →

SKILLS 2 skills

Flux 2 Image

4 variants · from $0.050

Flux Kontext Image

2 variants · from $0.100

概要

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.

Single API key shared across providers
Per-call billing, no commitment
失敗した生成は課金されません
Streaming supported where the model supports it

機能

What stands out

FASTEST

Flux 2

P50 ~ <1s

One of the most-installed skills from Black Forest Labs.

FRONTIER

Flux Kontext

Frontier tier

One of the most-installed skills from Black Forest Labs.

CHEAPEST

Flux 2

from $0.050

Lowest starting price across the Black Forest Labs catalog.

モデル

All models from Black Forest Labs

Flux 2

Black Forest Labs

Image

Text-to-image and remix-image with strong prompt adherence from Black Forest Labs.

から $0.050 / call 見る →

Flux Kontext

Black Forest Labs

Image

In-context image editing — local edits, style transfer, and character-consistent generation.

から $0.100 / call 見る →

インストール

Start with any Black Forest Labs model.

Pick a model, install the skill, and start calling from any agent.

# Works with Claude Code, Codex, Gemini CLI, Cursor, and 50+ agents
npx skills add runapi-ai/flux-2 -g

The -g flag installs globally so every project picks it up.

Or paste this prompt to your AI agent:

Install the Flux 2 skill for me:

1. Clone https://github.com/runapi-ai/flux-2
2. Copy the skills/flux-2/ directory into your
   user-level skills directory (e.g. ~/.claude/skills/
   for Claude Code, ~/.codex/skills/ for Codex).
3. Verify that SKILL.md is present.
4. Confirm the install path when done.

リファレンス

Every variant from Black Forest Labs

料金表を見る →

Model	Variant	Billing	From
Flux 2	flux-2-flex-remix-image	call	$0.140	見る →
	flux-2-flex-text-to-image	call	$0.140	見る →
	flux-2-pro-remix-image	call	$0.050	見る →
	flux-2-pro-text-to-image	call	$0.050	見る →
Flux Kontext	flux-kontext-max	call	$0.200	見る →
	flux-kontext-pro	call	$0.100	見る →