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FLUX.2 [klein] 4B

Integrar

ID dal model flux-2/klein/4b
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/flux-2/klein/4b?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Questa dumonda: $0,005 5 credits API Lantschar sin questa pagina

Obtegna ina clav API
Black Forest Labs Text a maletg

Model cumpact 4B da text a l'imagin che funcziuna en mo 4 a 8 pass e producescha fin a 4 maletgs per dumonda

Black Forest Labs · Maletg

Tes emprim resultat vegn qua

Construis ina dumonda sutvart e l'exequescha cun tia clav API. Outputs vegnan copiads en nossa memorisaziun, conservads per adina u 7 dis gratuitamain.

Construir ina dumonda

Ils controls vegnan generads dal schema dal model. Il code e ​​il pretsch s'actualiseschan durant che ti als midas.

•obligatori

Prompt che gida la generaziun dal maletg.

image_size standard landscape_4_3

Dimensiuns dal maletg generà.

num_images standard 1

Dumber da maletgs dumandà per la generaziun.

Avanzà output_format · num_inference_steps · seed · enable_safety_checker
output_format standard png

Format da datoteca dal maletg final.

standard 4

Dumber da pass d'inferenzia da manar a fin.

Surpigliada dal seed da generaziun; sch'el vegn omess, tscherna la generaziun in seed casual.

POST /run/flux-2/klein/4b?wait=20 calculaziun → $0,005
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/flux-2/klein/4b?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Executar questa dumonda

Tia clav resta en quest browser: ella vegn tramessa mo al Doitong API e memorisada (localStorage) mo sch'ella scheccas Tiar a memoria. Obtegnair ina clav API

Davart FLUX.2 [klein] 4B

Generescha maletgs dad in `prompt` da text cun in pitschen budget da pass: `num_inference_steps` accepta 4 fin a 8, standard 4. Tscherner ina preselecziun `image_size` da square fin a portrait_16_9 e landscape_16_9 (standard landscape_4_3), e dumandar 1 fin a 4 maletgs en png, jpeg u webp. In `seed` po vegnir fixà per outputs reproducibels. Questa è la versiun mo da generaziun, senza inputs da maletg.

Parameters

Invia u il num canonic u il num nativ, betg omaduas. Nums canonics

NumTip StandardPermess Descripziun
promptobligatori
Tipstring
Prompt che gida la generaziun dal maletg.
seedopziunal
Tipinteger | null
Surpigliada dal seed da generaziun; sch'el vegn omess, tscherna la generaziun in seed casual.
num_inference_stepsopziunal
Tipinteger
Standard4
4 – 8
Dumber da pass d'inferenzia da manar a fin.
image_sizeopziunal
Tipobject
Standardlandscape_4_3
square_hdsquareportrait_4_3portrait_16_9landscape_4_3landscape_16_9
Dimensiuns dal maletg generà.
num_imagesopziunal num_outputs
Tipinteger
Standard1
1 – 4
Dumber da maletgs dumandà per la generaziun.
enable_safety_checkeropziunal
Tipboolean
Standardtrue
Controlla da segirezza che restituescha maletgs nairs enstagl da maletgs marcads sco privlus. La valur true activa la controlla; false la deactivescha mo per contos autorisads, entant che dumondas senza autorisaziun vegnan controlladas tuttina.
output_formatopziunal
Tipenum
Standardpng
jpegpngwebp
Format da datoteca dal maletg final.
obligatori Num canonic, er acceptà

Output

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "flux-2/klein/4b",
  "status": "succeeded",
  "created_at": "2026-10-20T12:00:00Z",
  "started_at": "2026-10-20T12:00:02Z",
  "completed_at": "2026-10-20T12:00:09Z",
  "queue_position": null,
  "cost": {
    "credits": 5,
    "usd": "0.005",
    "charged": 5,
    "refunded": 0
  },
  "input": {
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field"
  },
  "output": {
    "images": [
      {
        "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.jpeg",
        "content_type": "image/jpeg",
        "file_name": "0-output.jpeg",
        "file_size": 1843200,
        "width": 1024,
        "height": 768
      }
    ],
    "timings": {},
    "seed": 42,
    "has_nsfw_concepts": [
      false
    ],
    "prompt": "string"
  },
  "outputs": [
    {
      "type": "image",
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.jpeg",
      "content_type": "image/jpeg",
      "file_size": 1843200,
      "width": 1024,
      "height": 768,
      "stored": true
    }
  ],
  "error": null,
  "metrics": {
    "inference_seconds": 6.8
  },
  "urls": {
    "self": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
Tias datotecas, tia decisiunMintga outputs[].url è ina copia en nossa memorisaziun: conservada per adina (pajà per GB-mes) u 7 dis gratuitamain, tenor la configuraziun dal conto u ?storage=.
La medema structura per mintga modeltype, url, content_type, width, height e duration, tant per maletgs sco per video e audio. output è l'object da resultat dal model sez.
Champs da l'output
images
array of object {url, content_type, file_name, file_size, width, height}Maletgs producids dal model.
timings
object
seed
integerSeed da la generaziun dal maletg, inclusa la valur tschernida casualmain sche l'input n'ha betg furnì in seed; autramain repeta la valur furnida.
has_nsfw_concepts
array of booleanInditgescha sche concepts NSFW cumparan en ils maletgs generads.
prompt
stringPrompt utilisà durant la generaziun dal maletg.

Dapli models: Text a maletg

Per agents AI: questa pagina sco Markdown è disponibla sut https://doitong.com/rm/developers/models/flux-2/klein/4b.md. Tut ils models e las guidas: https://doitong.com/developers/llms.txt