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FLUX.1 [dev]

fal· fal-ai/flux/dev

Official website ↗API documentation ↗

Model specifications and sources

These details come from a baseline model catalog; the provider's specifications have not yet been verified.

Generate illustrations, visual assets, and creative images through fal using its asynchronous job queue.

Context window
Not applicable
Maximum input
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Maximum output
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Input modalities
Not published / unverified
Output modalities
Not published / unverified
Default snapshot
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Documentation checked
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Automatic model identity check
https://fal.ai/docs：HTTP 404；https://fal.ai/llms.txt：HTTP 404；https://fal.ai/sitemap.xml：HTTP 404 · 2026-11-11
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2026-11-12T09:14:40.647Z
Identity check source
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Documentation source
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Third-party platformInternationalVersion 3

Generate illustrations, visual assets, and creative images through fal using its asynchronous job queue.

Image generation
Add to comparison
Changing the channel loads its own configuration
API BASE URLhttps://queue.fal.run
Actual API model IDfal-ai/flux/dev
Request method / pathPOST /fal-ai/flux/dev
AuthenticationAuthorization: Key $FAL_KEY
Edit request parameters

Edit JSON within the verified parameter ranges. Copy and export stop if types, required fields, or enum values are invalid.

Important upstream changes are under review. New formal configurations are temporarily unavailable. Key configuration fields have not been verified for over 72 hours. Update the sources first.
Template v1.0.0 · Catalog version 3

Provider, alternatives and practical guides

fal models and API servicesImage generation model selection guideCompare DeepSeek costs for my usageFilter free APIsFree tiers and trial conditionsSources and verification method

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fal · FLUX.1 [dev]

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