Higher-capability model in the Doubao Seed 2.1 family for agentic coding, long-context analysis, complex instruction following, and productivity workflows. Supports a 256k context window and up to 128k output tokens. Note: privacy and logging guarantees may be limited.
Doubao Seed 2.1 Pro by bytedance-seed is currently listed from a single provider. Its reference price is $1.00 per 1M input tokens and $5.00 per 1M output tokens.
The context window is 256,000 tokens, with an output limit of 128,000 tokens.
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| NanoGPT | Gateway | $1.00 | $5.00 | $0.50 | — | 256,000 | 128,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Price history accumulates from each data sync; currently only 1 sample(s) (2026-09-20). Each future sync adds a point, and once accumulated a line is drawn here.