Comprehensive side-by-side LLM comparison
Claude 3.5 Sonnet is available on 3 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude 3.5 Sonnet, updated by Anthropic in October 2024 (originally released June 2024), is a large language model from the Claude 3.5 family that delivered strong performance in coding, reasoning, and instruction-following at its release. It supports a 200K token context window, 8K maximum output tokens, and native image understanding including screenshot analysis and document comprehension. Claude 3.5 Sonnet targets general-purpose development tasks, document analysis, and applications requiring reliable instruction following with visual input support.
ByteDance
Seed-1.8, developed by ByteDance Seed, is a generalized agentic large language model supporting text and image input, with industry-leading GUI agent capabilities and improvements in multimodal reasoning over its predecessor Seed1.5-VL. It targets information retrieval, code generation, GUI interaction, and complex agentic workflows requiring robust multimodal understanding.
1 year newer

Claude 3.5 Sonnet
Anthropic
2024-10-22
Seed-1.8
ByteDance
2025-12-18
Context window and performance specifications
Claude 3.5 Sonnet
2024-04
Available providers and their performance metrics
Claude 3.5 Sonnet
Anthropic
AWS Bedrock
Google Cloud Vertex AI
Seed-1.8
Claude 3.5 Sonnet
Seed-1.8
Claude 3.5 Sonnet
Seed-1.8