GET

/v1/models/bfl/flux-2-klein-4b

provider bflstatus activefirst seen Aug 15, 2026last seen 9m ago
rawIdflux-2-klein-4b
displayName—
idbfl-flux-2-klein-4b
activityimage
schemaEndpointIdv1/flux-2-klein-4b
input · output
releasedAtno release date reported by the provider
firstSeenAt1786753889 — Aug 15, 2026
lastSeenAt1794561381 — 9m ago
pricingnot published by this provider’s list endpoint
capabilities{"seed":true}
contextWindow · maxOutput · modalities · knowledgeCutoff · openWeights · weightsUrl · requestMap · providerMetadatanot published by this provider’s list endpoint

Endpoints & schemas

GET /v1/schemas/bfl →
endpointactivity
v1/flux-2-klein-4b
input · output
image

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

Sources

fieldrecorded source
capabilities.seedhttps://api.bfl.ai/openapi.json

upstream-spec

/properties/seed

Source trace
bfcfd689618a9a8bd4a9824449dadf2dfdbce0a3c601a4ff9c33901da415fca1
{
  "endpointId": "v1/flux-2-klein-4b",
  "fetchedAt": 1789104612
}
activitySource unknown — no source URL recorded.
contextWindowSource unknown — no source URL recorded.
maxOutputSource unknown — no source URL recorded.
modalitiesSource unknown — no source URL recorded.
pricingSource 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/bfl/image/v1/flux-2-klein-4b # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"bfl","endpointId":"v1/flux-2-klein-4b","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"bfl","model":"flux-2-klein-4b","usage":{"input_tokens":1200,"output_tokens":400}}'