HASTATAgent stack guide seed
Seed 2.1 Pro
Flagship ByteDance Seed 2.1 model for complex multimodal reasoning, coding, and agents
Fresh · fetched 2026-08-17T02:11:57.739Z · Models.dev(opens in a new tab)
Minimum context256K
Output256K
Providers1
CapabilitiesTool calling, Reasoning, Image input
Provider offers
| Providers | Input / 1M | Output / 1M | Cache read / 1M | Context / output | Updated |
|---|---|---|---|---|---|
 Ofoxvolcengine/doubao-seed-2.1-pro | $0.88 | $4.42 | $0.18 | 256K | 2026-06-23 |
Lowest reported provider price in USD per 1M tokens; unavailable is not free. Provider documentation remains authoritative. Catalogue presence is not an uptime, security, or quality endorsement.
Source metadata and limitations
Capabilities are source-reported. Tool calling does not prove quality in a particular harness. Prices and limits can change.
Modalities: text, image, video → text