ByteDance Seed: Seed 1.6
Analysis Summary
ByteDance Seed: Seed 1.6 sits in the Legacy tier on our leaderboard, ranked #323 of 556 published models on overall intelligence. At $0.250 input and $2.00 output per 1M tokens, it is among the most expensive on the market. It offers a generous context window for extended reasoning and code review and supports tool use, function calling, and vision.
Editorial notes
ByteDance Seed 1.6 offers vision, tool use, and a 262K context window, but lacks benchmark data; capability cannot be verified, and the regional penalty applies for limited enterprise availability.
Assessed May 14, 2026
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
Performance Profile
Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.
Capabilities
How does ByteDance Seed: Seed 1.6 stack up?
Compare side-by-side with other legacy models.
Model Information
| OpenRouter ID |
bytedance-seed/seed-1.6
|
| Provider | bytedance-seed |
| Release Date | December 23, 2025 |
| Context Length | 262,144 tokens |
| Max Completion | 32,768 tokens |
| Status | Active |
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $0.25 | $0.000250 |
| Output | $2.00 | $0.002000 |
