Image

Flux 2

Flux 2 API supports Pro and Flex text-to-image plus image-to-image workflows with strong prompt adherence, text rendering, and 1K/2K output tiers.

$0.035 - $0.16 / image

Pro and Flex modesText-to-image + image-to-image1K / 2K outputUp to 8 references

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Endpoints

POSThttps://api.apixo.ai/api/v1/generateTask/flux-2Create task

GEThttps://api.apixo.ai/api/v1/statusTask/flux-2?taskId={taskId}Poll status

Authentication

Checking API access...

Request body

request_type

async

Use callback with callback_url for webhooks.

provider

official

Matches the Seedance 2.0 manual.

input

object

Mode, prompt, references, size, duration, and audio settings.

Parameters

request_typerequired

Typeselect

Use async to poll statusTask, or callback to receive a webhook when the result is ready.async · callback

callback_urlconditional

Typetext

Public HTTPS URL for callback delivery.Only in request_type=callback

moderequired

Typeselect

Choose the generation workflow supported by this model.pro-text-to-image · pro-image-to-image · flex-text-to-image · flex-image-to-image

promptrequired

Typestring

Describe the subject, composition, style, lighting, and details you want in the final image.

aspect_ratiorequired

Typeselect

Choose the output frame ratio.1:1 · 9:16 · 16:9 · 4:3 · 3:4 · 3:2 · 2:3 · auto

resolutionrequired

Typeselect

Choose the output resolution tier. Higher tiers can cost more.1K · 2K

Parameter	Type	Required	Description
`request_type`	select	required	Use async to poll statusTask, or callback to receive a webhook when the result is ready.async · callback
`callback_url`	text	conditional	Public HTTPS URL for callback delivery.Only in request_type=callback
`mode`	select	required	Choose the generation workflow supported by this model.pro-text-to-image · pro-image-to-image · flex-text-to-image · flex-image-to-image
`prompt`	string	required	Describe the subject, composition, style, lighting, and details you want in the final image.
`aspect_ratio`	select	required	Choose the output frame ratio.1:1 · 9:16 · 16:9 · 4:3 · 3:4 · 3:2 · 2:3 · auto
`resolution`	select	required	Choose the output resolution tier. Higher tiers can cost more.1K · 2K

File parameters (URL arrays)

image_urls[mode=first_and_last_frames / omni_reference]Required for first_and_last_frames (1-2 images). Optional for omni_reference (1-9 images).Only in mode=first_and_last_frames / omni_reference

Example (cURL)

curl -X POST "https://api.apixo.ai/api/v1/generateTask/flux-2" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "request_type": "async",
    "input": {
      "mode": "pro-text-to-image",
      "prompt": "A cinematic neon cityscape at dusk reflected on wet streets",
      "aspect_ratio": "16:9",
      "resolution": "1K"
    }
  }'

Full API documentation

Flux 2 API Guide

Flux 2 API for image generation workflows

Use Flux 2 through APIXO to test prompts in the Playground, inspect demos, compare pricing, and move the same settings into production API calls.

Flux 2 workflow

Build and ship Flux 2 API workflows from one page

This Flux 2 landing page is designed for teams that want to evaluate output quality, compare pricing, create API keys, and hand tested settings into production code from the same workflow.

Flux 2 prompt testing

Use the Flux 2 playground to test prompts, mode choices, and output settings before moving a request into production.

Flux 2 demo review

Inspect real or placeholder image outputs first, then load the same demo parameters into the Playground for faster iteration.

Flux 2 API handoff

Move from visual testing to API keys, cURL examples, request JSON, and documentation without leaving this model page.

Flux 2 pricing clarity

Compare available pricing tiers on the same page before choosing a cost profile for production jobs.

Flux 2 input control

Adjust reference images and aspect ratios directly in the Playground so the tested form matches the documented API surface.

Flux 2 production readiness

Use APIXO when async polling, callback delivery, generation history, and predictable billing matter for team workflows.

Model Overview

What is the Flux 2 API?

Flux 2 is available through APIXO as a production API for image generation. The model page combines playground testing, real request parameters, pricing, and documentation handoff in one workflow.

Use this page to validate prompts and mode choices first, then keep the same settings for API keys, cURL examples, backend integration, and repeatable generation jobs.

Flux 2 API workflow for production teams

Start with the Playground and choose the mode that matches your input assets.
Review example outputs and load demo parameters when you need a quick baseline.
Check pricing before sending large batches or higher-resolution jobs.
Use async polling for interactive UX or callback mode for backend queues.

Flux 2 API Technical Specs

Current Flux 2 API capabilities and integration-relevant constraints.

Flux 2 Modes

Pro/Flex text-to-image and image-to-image

Flux 2 Output

Pro and Flex modes

Flux 2 Controls

Text-to-image + image-to-image / 1K / 2K output

Flux 2 Latency

Typically 20-30 seconds

Key Flux 2 capabilities

Flux 2 image generation

Generate production-ready visual assets with prompt, mode, aspect ratio, and resolution controls exposed in the Playground.

Flux 2 reference editing

Use supported image reference modes to steer composition, identity, or style without leaving the model page.

Flux 2 creative iteration

Review demos, adjust parameters, compare pricing, and move tested settings into API calls from one place.

What can you build with Flux 2?

Flux 2 marketing visuals

Create product shots, social assets, hero images, and campaign concepts with consistent API settings.

Flux 2 design iteration

Use prompt and reference controls to explore visual directions before handing selected settings to production code.

Flux 2 content pipelines

Connect async generation to CMS, ecommerce, or creative automation workflows with predictable request data.

Flux 2 notes & limitations

Flux 2 generation uses async task delivery; production systems should support polling or callback handling.
Result quality depends on prompt clarity, input asset quality, and provider-side model behavior.
All requests must pass provider safety, moderation, and account access checks.
Reference-image modes require valid image inputs and may not preserve every detail exactly.

Flux 2 frequently asked questions

Start building

Try the playground above, then move to the API docs when you're ready to integrate.

Try playground View API docs

Flux 2 API for image generation workflows

Build and ship Flux 2 API workflows from one page

What is the Flux 2 API?

Flux 2 API workflow for production teams

Flux 2 API Technical Specs

Flux 2 Modes

Flux 2 Output

Flux 2 Controls

Flux 2 Latency

Key Flux 2 capabilities

Flux 2 image generation

Flux 2 reference editing

Flux 2 creative iteration

What can you build with Flux 2?

Flux 2 marketing visuals

Flux 2 design iteration

Flux 2 content pipelines

Flux 2 notes & limitations

Flux 2 frequently asked questions

Can I test Flux 2 before writing API code?

Does Flux 2 support async generation?

Where do the Flux 2 parameters come from?

Can I replace the demo assets later?

Start building