← Model list by Seed Character bytedance-seed ·bytedance-seed/seed-character ·GA ·Closed ·seed series
Copy ID + Add to compare ByteDance Seed model optimized for character-driven dialogue and consistent conversational behavior
Specs & pricing Input / output per 1M tokens $0.18 / $0.88
Blended $0.35 $0.024
Lowest paid · Volcengine Ark Cloud $0.12 / $0.30
Blended $0.16
Released / updated
2026-06-23 / 2026-06-23
Capabilities
✓ Reasoning ✓ Tool use ✓ Structured output ✓ Temperature ✓ Attachments
Available at 2 providers2 with public prices
Provider Tier Input Output Cache read Cache write Context Output limit Status Volcengine Ark doubao-seed-character-260628
Cloud $0.12 tiered >32K: $0.18
$0.30 $0.024 — 256,000 256,000 Ofox volcengine/doubao-seed-character
Gateway $0.18 $0.88 $0.024 $0.0025 256,000 256,000
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.
Reasoning control Toggle (on / off) effort = minimal effort = low effort = high
Interleaved thinking (reasoning between tool calls) is declared by 1 of 2 providers.
Your usage cost 1 Volcengine Ark $27.19
2 Ofox $61.24
The cheapest paid channel is the only channel.
Price historyone sample accumulated per data sync
$0.88 $0 2026-08-15 2026-08-27 2026-08-15 · Input list $0.18 2026-08-27 · Input list $0.18 2026-08-15 · Output list $0.88 2026-08-27 · Output list $0.88 2026-08-15 · Min blended $0.35 2026-08-27 · Min blended $0.16 Related models