ByteDance Doubao
💰 Token Pricing
| Type | Price | Note |
|---|---|---|
| Input | Seed-2.0: ¥0.8/M, Seed-2.0-lite: ¥0.5/M, Seed-2.0-mini: ¥0.15/M | per million tokens |
| Output | Seed-2.0: ¥2/M, Seed-2.0-lite: ¥1/M, Seed-2.0-mini: ¥0.6/M | per million tokens |
🤖 Supported Models (8)
✨ Pros
- ✓Doubao Seed-2.0 major update, significant performance boost
- ✓Seed-2.0-mini ¥0.15/M input, ultra-low pricing
- ✓Deep TikTok/Feishu ecosystem integration
- ✓Real-time voice models (RealtimeVoice/TTS) industry-leading
- ✓Fast speed (Seed-2.0 first token <300ms)
- ✓Volcengine platform stability, 99.95% SLA
⚠️ Cons
- ×Volcengine platform setup complex
- ×API not fully OpenAI-compatible
- ×Documentation primarily in Chinese
- ×Many models but unclear positioning
- ×Overseas access needs Volcengine international site
🎯 Best For
TikTok/Feishu ecosystem integration; low-latency real-time scenarios; voice I/O conversational apps
💰 Pricing & Plans
| Model | Input (¥/M) | Output (¥/M) | Notes |
|---|---|---|---|
| Doubao-Seed-2.1-Pro | ¥6.00 (≤32K) | ¥30.00 | Current flagship; cache hit ¥1.20 |
| Doubao-Seed-2.1-Turbo | ¥3.00 (≤32K) | ¥15.00 | Balanced speed/cost; cache hit ¥0.60 |
| Doubao-Seed-2.0-Pro | ¥3.20 (≤32K) | ¥16.00 | Tiered by input length up to ¥9.60/48.00 |
| Doubao-Seed-2.0-Code | ¥3.20 | ¥16.00 | Code-tuned variant |
| Doubao-Seed-2.0-Lite | ¥0.60 (≤32K) | ¥3.60 | High-volume, cost-sensitive |
| Doubao-Seed-2.0-Mini | ¥0.20 (≤32K) | ¥2.00 | Ultra-low-cost; cache hit ¥0.04 |
| Doubao-Seed-Character | ¥0.80 (≤32K) | ¥2.00 | Roleplay / character AI |
| Doubao-1.6-Flash | ¥0.15 | ¥1.50 | Cheapest general text option |
🔧 API & Developer Experience
- •API Style: Volcengine Ark offers an OpenAI-compatible /v1/chat/completions surface, so most OpenAI SDKs and wrappers connect after swapping the base URL and key; a native Responses API is also supported.
- •Endpoint-ID Model Deployment: Unlike most providers, you deploy each model to a named endpoint ID (e.g. ep-20240xxxx) and call that ID rather than a bare model name — powerful for A/B and versioning, but an extra setup step.
- •SDK Availability: Official Python and Go SDKs plus community SDKs for Node/TypeScript and Java; the Volcano Ark console generates API keys and endpoint samples for quick start.
- •Context & Tiering: Seed-2.x models support up to 256K context with input pricing tiered by prompt length (short ≤32K inputs are cheapest), rewarding concise interactive workloads.
- •Multimodal & Voice: Doubao-Seed-Vision handles image/video understanding; Doubao-Seed-RealtimeVoice and TTS cover low-latency live speech — among the strongest real-time audio lineups of any provider.
- •Image & Video Generation: Seedream (image) and Seedance (video) models are served from the same Ark console, so text, vision, audio, image, and video generation live under one API.
- •Free Credits & Billing: New users get substantial token credits (up to 500K tokens) and a free tier; billing is RMB prepaid with per-model unit pricing and optional faster throughput guarantees.
🎙️ Audio & Multimodal Leadership
Doubao-Seed-2.1-Pro is ByteDance's current flagship, competitively priced against other frontier labs while offering tiered input pricing that keeps short, interactive calls cheap. But ByteDance's real differentiator is its audio and multimodal depth: the Doubao-Seed real-time voice models and TTS are widely regarded as among the best in the industry, and the platform ships vision, image, music, and video generation (Seedance, Seedream) under one Volcengine Ark console. Combined with deep integration into ByteDance's TikTok, Douyin, and Feishu products, this makes Doubao an unusually strong pick for live-voice assistants, real-time agents, and China-facing consumer or creator products where on-device ecosystem hooks and extremely low per-token cost both matter.
🌐 China Access & Latency
ByteDance Doubao is a mainland-China-native service: the Volcengine Ark API is directly reachable from China without a proxy, with no GFW circumvention and no cross-border egress fees. Domestic latency to Ark endpoints is typically single-digit to low-teens milliseconds RTT, and billing is in RMB with prepaid recharge plus generous new-user and free-tier token credits. For teams outside China, the international Volcengine site (including BytePlus) serves the same Doubao models, backed by ByteDance's global edge; resource quotas, invoicing, and endpoint IDs differ from the domestic console, so accounts are separate. The main caveats are the usual China-cloud constraints: English documentation trails Chinese, and the model zoo is broad but occasionally lacks the crisp, fine-grained positioning of Western catalogs.