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Flux 2 Lora Gallery

POST/v1/run

Flux 2 Virtual Tryon by BFL - AI-powered image editing, style transfer, and transformation. Edit photos with natural language instructions, remove backgrounds, change styles, and enhance images effortlessly.

Request body

Submit an async generation request. The model field selects the model; other fields are model-specific input parameters.

stringmodelrequired

Model identifier. Set to bfl/flux-2/virtual-tryon.

Default: bfl/flux-2/virtual-tryon

stringpromptrequired

The prompt to generate a virtual try-on image.

Optional<array<string>>images

The URLs of the images for virtual try-on. Provide person image and clothing image.

Optional<number>guidance_scale

The CFG (Classifier Free Guidance) scale. Controls how closely the model follows the prompt.

Range: 0 to 20

Default: 2.5

Optional<integer>num_inference_steps

The number of inference steps to perform.

Range: 4 to 50

Default: 40

Optional<string>output_format

The format of the output image

Allowed values: png, jpeg

Default: png

Optional<number>lora_scale

The strength of the virtual try-on effect.

Range: 0 to 2

Default: 1

Optional<string>aspect_ratio

The aspect ratio of the generated image.

Allowed values: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16

Optional<integer>seed

Random seed for reproducibility. Same seed with same prompt will produce same result.

Response Schema

The submit endpoint returns a run response. If its status is pending or running, poll GET /v1/run/{id} with the returned opaque ID until it reaches a terminal state.

stringidrequired

Opaque SandBase run identifier. Use it exactly as returned; no prefix is guaranteed.

stringstatusrequired

Current public run status.

Allowed values: pending, running, completed, failed, timeout

Optional<string>model

Public SandBase model name used for this run.

Optional<array<object>>outputs

Present only for completed runs. Each object is capability-specific; inspect the selected model schema for its fields.

Optional<object>error

Present only for failed or timeout runs. Contains a public error type and sanitized message.

Optional<string>error.type

Stable public error category.

Optional<string>error.message

Sanitized error message safe to show to clients.

Optional<object>usage

Usage details when available.

Model capabilities

array<string>capability_tagsrequired

Capabilities declared by the model registry.

Default: image-to-image

stringexecution_moderequired

Execution mode declared by the model registry.

Default: async