Seed 2.1 Turbo vs Solar Pro 4: side-by-side summary

Seed 2.1 Turbo and Solar Pro 4 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Seed 2.1 Turbo, from bytedance-seed, has a 262,144-token context window and is priced at $0.50/M tokens input, $2.50/M tokens output on OpenRouter.

Solar Pro 4, from upstage, has a 524,288-token context window and is priced at $0.03/M tokens input, $0.12/M tokens output on OpenRouter.

Context window

• Seed 2.1 Turbo: 262,144 tokens
• Solar Pro 4: 524,288 tokens

Price

• Seed 2.1 Turbo: $0.50/M tokens input, $2.50/M tokens output
• Solar Pro 4: $0.03/M tokens input, $0.12/M tokens output

Provided by

• Seed 2.1 Turbo: bytedance-seed
• Solar Pro 4: upstage

• Seed 2.1 Turbo model details, providers and pricing
• Solar Pro 4 model details, providers and pricing