{"uid":"cap__giOfEek7dVVWybfLzRzH","slug":"fal-ai-queue-flux-2-klein-9b-async-image-generation-25868dbd","name":"FLUX.2 Klein 9b (Async Image Generation)","description":"FLUX.2 Klein 9b (dynamic pricing)","url":"https://fal-queue.mpp.tempo.xyz/fal-ai/flux-2/klein/9b?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["ai","media"],"displayCostAmount":"unknown","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"unknown_unparsed","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"unknown","summary":"price unknown","primary":{"kind":"unknown","protocol":"mpp","network":"tempo","amountUsd":null,"per":"call","confidence":"unknown"},"accepted":[{"kind":"unknown","protocol":"mpp","network":"tempo","amountUsd":null,"per":"call","confidence":"unknown"}]},"paymentMethods":[{"uid":"pm_2fFepOUjFgbPNG-KOBcGA","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"unknown","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":"fal.ai (queue)","brandSlug":"fal-ai-queue-mpp","brandBaseUrl":"https://fal.ai","brandDocsUrl":"https://fal.ai","whatItDoes":"Asynchronously submits an image generation request to the FLUX.2 Klein 9b model via fal.ai's queue, returning a request_id for status polling","exampleAgentPrompt":"Generate an image of a misty mountain valley at sunrise with dramatic golden light and pine forests in the foreground using FLUX.2 Klein 9b — submit it to the fal queue and give me the request ID so I can check on it.","exampleUseCases":[{"title":"AI art for marketing campaign","prompt":"I need a striking image of a futuristic cityscape at night with neon reflections on wet streets for our new product launch — generate it with FLUX.2 Klein 9b and let me know the request ID when it's queued."},{"title":"Concept art for game design","prompt":"Create a fantasy tavern interior scene with warm candlelight, wooden beams, and adventurers gathered around a table using FLUX Klein 9b — queue it up asynchronously so I can check the result when it's done."},{"title":"Photorealistic product mockup","prompt":"Generate a photorealistic image of a sleek white ceramic coffee mug on a marble countertop with soft morning window light using FLUX.2 Klein 9b through the fal queue."}],"resultDescription":"Returns immediately with a request_id after submitting the generation job to fal.ai's async queue. The agent can then poll the status endpoint (free) to check progress and retrieve the final generated image URL once the FLUX.2 Klein 9b model completes processing.","failureModes":["Invalid or missing text prompt returns a 400-level error","Queue overload may result in longer wait times or timeouts during polling","Dynamic pricing fluctuations may cause billing surprises if not monitored","Prompt content policy violations may cause the job to fail or be rejected","Network errors during submission may result in lost request_ids if not captured","Polling the wrong request_id returns not-found errors"],"whenToPreferThis":"Choose this endpoint when you need the full-power 9b parameter FLUX.2 Klein model (higher quality than the 4b variant) and the generation task may exceed the ~100-second synchronous timeout. Prefer this over fal.run sync endpoints for long-running or high-resolution generations. Choose the 9b variant over the 4b variant when image quality and detail are more important than speed or cost. Use when you can handle async polling patterns in your workflow.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T00:37:41.807Z","isFirstParty":false,"canonicalSlug":"fal-ai-queue-flux-2-klein-9b-async-image-generation-25868dbd"}