ByteDance : every model, side by side

Seed 2.1 Turbo

conversationreasoningcode-generationanalysisplanningagentic-tool-use

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and video content, with capabilities for planning, debugging, and self-correction.

Seed 2.0 Code

code-generationconversationreasoningtool-useagentic-tool-use

Seed 2.0 Code is a model from ByteDance Seed optimized for agentic coding. It is suited for frontend development, multilingual programming tasks, and coding-agent workflows in tools such as Claude Code, Kilo, and OpenCode.

Seed 2.0 Lite

conversationreasoningcode-generationanalysisdata-extraction

ByteDance's mid tier Seed model for high-frequency enterprise work, ahead of Seed 1.8 overall. Reasoning effort is configurable, and it handles multimodal input and structured output. The target jobs are unstructured information processing, text creation, search, recommendation and data analysis.

Seedream 5.0 Lite

ByteDance's Seedream 5.0 Lite is a unified multimodal image generation model with chain-of-thought reasoning and real-time web search, producing native 2K/4K images with accurate multi-language text rendering.

Seedream 4.5

ByteDance's Seedream 4.5 text-to-image model designed for strong aesthetics and composition.

Seedream 4

Unified text-to-image generation and precise single-sentence editing at up to 4K resolution by ByteDance.

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Model Evolution

One challenge, every ByteDance generation.

ByteDance: every model, side by side

Builds multimodal generative models, including image generation systems.

Total Models

6

Text Models

3

Image Models

3

Active Period

Nov 2025 to Aug 2026

Seed 2.1 Turbo

conversationreasoningcode-generationanalysisplanningagentic-tool-use

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and video content, with capabilities for planning, debugging, and self-correction.

Seed 2.0 Code

code-generationconversationreasoningtool-useagentic-tool-use

Seed 2.0 Code is a model from ByteDance Seed optimized for agentic coding. It is suited for frontend development, multilingual programming tasks, and coding-agent workflows in tools such as Claude Code, Kilo, and OpenCode.

Seed 2.0 Lite

conversationreasoningcode-generationanalysisdata-extraction

ByteDance's mid tier Seed model for high-frequency enterprise work, ahead of Seed 1.8 overall. Reasoning effort is configurable, and it handles multimodal input and structured output. The target jobs are unstructured information processing, text creation, search, recommendation and data analysis.

Seedream 5.0 Lite

ByteDance's Seedream 5.0 Lite is a unified multimodal image generation model with chain-of-thought reasoning and real-time web search, producing native 2K/4K images with accurate multi-language text rendering.

Seedream 4.5

ByteDance's Seedream 4.5 text-to-image model designed for strong aesthetics and composition.

Seedream 4

Unified text-to-image generation and precise single-sentence editing at up to 4K resolution by ByteDance.

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Model Evolution

One challenge, every ByteDance generation.

ByteDance: every model, side by side

Builds multimodal generative models, including image generation systems.

Total Models

6

Text Models

3

Image Models

3

Active Period

Nov 2025 to Aug 2026

Seed 2.1 Turbo

conversationreasoningcode-generationanalysisplanningagentic-tool-use

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and video content, with capabilities for planning, debugging, and self-correction.

Seed 2.0 Code

code-generationconversationreasoningtool-useagentic-tool-use

Seed 2.0 Code is a model from ByteDance Seed optimized for agentic coding. It is suited for frontend development, multilingual programming tasks, and coding-agent workflows in tools such as Claude Code, Kilo, and OpenCode.

Seed 2.0 Lite

conversationreasoningcode-generationanalysisdata-extraction

ByteDance's mid tier Seed model for high-frequency enterprise work, ahead of Seed 1.8 overall. Reasoning effort is configurable, and it handles multimodal input and structured output. The target jobs are unstructured information processing, text creation, search, recommendation and data analysis.

Seedream 5.0 Lite

ByteDance's Seedream 5.0 Lite is a unified multimodal image generation model with chain-of-thought reasoning and real-time web search, producing native 2K/4K images with accurate multi-language text rendering.

Seedream 4.5

ByteDance's Seedream 4.5 text-to-image model designed for strong aesthetics and composition.

Seedream 4

Unified text-to-image generation and precise single-sentence editing at up to 4K resolution by ByteDance.

ByteDance: every model, side by side

Builds multimodal generative models, including image generation systems.

Total Models

6

Text Models

3

Image Models

3

Active Period

Nov 2025 to Aug 2026

Seed 2.1 Turbo

conversationreasoningcode-generationanalysisplanningagentic-tool-use

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and video content, with capabilities for planning, debugging, and self-correction.

Seed 2.0 Code

code-generationconversationreasoningtool-useagentic-tool-use

Seed 2.0 Code is a model from ByteDance Seed optimized for agentic coding. It is suited for frontend development, multilingual programming tasks, and coding-agent workflows in tools such as Claude Code, Kilo, and OpenCode.

Seed 2.0 Lite

conversationreasoningcode-generationanalysisdata-extraction

ByteDance's mid tier Seed model for high-frequency enterprise work, ahead of Seed 1.8 overall. Reasoning effort is configurable, and it handles multimodal input and structured output. The target jobs are unstructured information processing, text creation, search, recommendation and data analysis.

Seedream 5.0 Lite

ByteDance's Seedream 5.0 Lite is a unified multimodal image generation model with chain-of-thought reasoning and real-time web search, producing native 2K/4K images with accurate multi-language text rendering.

Seedream 4.5

ByteDance's Seedream 4.5 text-to-image model designed for strong aesthetics and composition.

Seedream 4

Unified text-to-image generation and precise single-sentence editing at up to 4K resolution by ByteDance.