GET

/v1/models/fal/fal-fal-ai-flux-2-klein-4b-base

provider falstatus activefirst seen Jan 15, 2026last seen 8m ago
rawIdfal-ai/flux-2/klein/4b/base
displayNameFLUX.2 [klein] 4B Base
idfal-fal-ai-flux-2-klein-4b-base
activityimage
schemaEndpointIdfal-ai/flux-2/klein/4b/base
input · output
releasedAt1768503476 — Jan 15, 2026
firstSeenAt1768503476 — Jan 15, 2026
lastSeenAt1794564043 — 8m ago
pricing
rate card, per unit → open calculator
megapixels (usage)
$0.009 — - **Price**: $0.009 per megapixels
providerMetadata{"category":"text-to-image"}
contextWindow · maxOutput · modalities · capabilities · knowledgeCutoff · openWeights · weightsUrl · requestMapnot published by this provider’s list endpoint

Endpoints & schemas

GET /v1/schemas/fal →
endpointactivity
fal-ai/flux-2/klein/4b/base
input · output
image
fal-ai/flux-2/klein/4b/base/edit
input · output
image
fal-ai/flux-2/klein/4b/base/edit/lora
input · output
image
fal-ai/flux-2/klein/4b/base/lora
input · output
image

endpoints matching this model — the provider has more, see /v1/schemas/fal

Sources

fieldrecorded source
pricingSource linked above.

docs-extracted

Source trace
d8728dc74be26f6b5bc54a94d26f9c93d39b633b0e584905e89402453e08833c
{
  "fetchedAt": 1790146821
}
activitySource unknown — no source URL recorded.
contextWindowSource unknown — no source URL recorded.
maxOutputSource unknown — no source URL recorded.
modalitiesSource unknown — no source URL recorded.
capabilitiesSource unknown — no source URL recorded.
reasoningSource unknown — no source URL recorded.
requestMapSource unknown — no source URL recorded.
schemaEndpointIdSource unknown — no source URL recorded.

Use it

shell
$ curl https://modelschemas.com/v1/schemas/fal/image/fal-ai/flux-2/klein/4b/base # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"fal","endpointId":"fal-ai/flux-2/klein/4b/base","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"fal","model":"fal-ai/flux-2/klein/4b/base","usage":{"input_tokens":1200,"output_tokens":400}}'