Seedream 4.5 by ByteDance ranks #10 on the global LM Arena leaderboard (score 1147). It features dramatically improved text rendering, multi-image consistency with up to 14 references, and unified generation and editing — all in a single architecture.
Seedream 4.5 is ByteDance's latest AI image generation model, released December 2025. Built through overall model scaling with multi-stage training (continuing training, supervised fine-tuning, and RLHF), it achieves significant improvements over Seedream 4.0 in text rendering, subject consistency, and instruction following. The model processes up to 14 reference images simultaneously using a specialized Cross-Image Consistency Module, and ranks #10 globally on the LM Arena leaderboard with a score of 1147.
94% accuracy on complex typography. Handles multi-line layouts, various font styles, special characters, non-Latin scripts, and text naturally integrated into scenes.
Process up to 14 reference images with a Cross-Image Consistency Module. Maintain character identity (9.6/10 facial consistency) across dynamic camera shifts.
Ranked #10 globally on LM Arena with score 1147, competing alongside GPT Image 1.5 (#1) and Midjourney v6 (#8) — proving world-class generation quality.
Inpainting, outpainting, object replacement, background swapping, and style shifts — all within one model using natural language instructions.
Generate images up to 4K (2048x2048 standard, 4096px max) with flat-rate pricing. No additional charge for higher resolution output.
Precise style transfer from photorealistic to artistic (oil painting, watercolor, anime, pixel art). Better consistency and prompt adherence than Seedream 4.0.
Single pricing tier for this model.
Describe the image you want. Seedream 4.5 excels at complex prompts — use 30-100 words, put desired text in quotes, and include style/lighting details.
Select from 7 aspect ratios (1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3) to match your content needs — from social posts to widescreen banners.
Get your AI-generated image in about 8 seconds. Download in high-quality PNG format at up to 4K resolution.
5 credits per image generation. LM Arena Top 10 quality with flat-rate pricing at any resolution.
High quality text-to-image generation with Seedream 5 Lite by ByteDance
High quality text-to-image generation with Seedream 4 by ByteDance
Next-gen AI image generation with multi-image support
Photorealistic text-to-image generation
Generate professional AI images with ByteDance's LM Arena Top 10 model. Best-in-class text rendering, multi-image consistency, and 4K output.
Start Creating with Seedream 4.5Common questions about Seedream 4.5 by ByteDance
Seedream 4.5 is ByteDance's latest AI image model (released December 2025). It ranks #10 on the global LM Arena leaderboard with a score of 1147, featuring best-in-class text rendering, multi-image consistency with up to 14 references, and unified generation/editing in one architecture.
Seedream 4.5 costs 5 credits per image generation with flat-rate pricing — no extra charge for higher resolution. Credits can be purchased through our pricing page.
Key improvements include dramatically better text rendering (94% accuracy), added editing capabilities (inpainting, outpainting, object replacement), support for up to 14 reference images (vs ~10 in 4.0), stronger character consistency (9.6/10), and improved prompt adherence through RLHF training.
Yes, text rendering is Seedream 4.5's standout feature with 94% accuracy on complex typography. It handles multi-line layouts, various fonts, special characters, and non-Latin scripts. Use quotes around desired text in your prompt for best results.
On LM Arena, Seedream 4.5 (#10, 1147) competes with GPT Image 1.5 (#1, 1264) and Midjourney v6 (#8). Its key advantages are superior text rendering, multi-image consistency, unified generation+editing, and competitive pricing at 5 credits per image.
Seedream 4.5 processes up to 14 reference images simultaneously using its Cross-Image Consistency Module. This enables consistent product catalogs, character-driven storytelling, and brand-consistent multi-image campaigns.
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