Doubao Pro 256K vs Granite 3.3 8B Instruct
Doubao Pro 256K (2024) and Granite 3.3 8B Instruct (2025) are compact production models from ByteDance and IBM Research. Doubao Pro 256K ships a 256k-token context window, while Granite 3.3 8B Instruct ships a 128k-token context window. On pricing, Granite 3.3 8B Instruct costs $0.03/1M input tokens versus $0.73/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Granite 3.3 8B Instruct is ~2350% cheaper at $0.03/1M; pay for Doubao Pro 256K only for long-context analysis.
Decision scorecard
Local evidence first| Signal | Doubao Pro 256K | Granite 3.3 8B Instruct |
|---|---|---|
| Best for | general production evaluation | tool-calling agents and provider-routed production |
| Decision fit | Long context | RAG, Agents, and Long context |
| Context window | 256k | 128k |
| Cheapest output | $1.32/1M tokens | $0.25/1M tokens |
| Provider routes | 1 tracked | 2 tracked |
| Shared benchmarks | 0 rows | 0 rows |
Decision tradeoffs
- Doubao Pro 256K has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Local decision data tags Doubao Pro 256K for Long context.
- Granite 3.3 8B Instruct has the lower cheapest tracked output price at $0.25/1M tokens.
- Granite 3.3 8B Instruct has broader tracked provider coverage for fallback and procurement flexibility.
- Granite 3.3 8B Instruct uniquely exposes Function calling and Tool use in local model data.
- Local decision data tags Granite 3.3 8B Instruct for RAG, Agents, and Long context.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Doubao Pro 256K
$919
Cheapest tracked route/tier: Volcengine
Granite 3.3 8B Instruct
$86.50
Cheapest tracked route/tier: Replicate API
Estimated monthly gap: $833. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- No overlapping tracked provider route is sourced for Doubao Pro 256K and Granite 3.3 8B Instruct; plan for SDK, billing, or endpoint changes.
- Granite 3.3 8B Instruct is $1.07/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Granite 3.3 8B Instruct adds Function calling and Tool use in local capability data.
- No overlapping tracked provider route is sourced for Granite 3.3 8B Instruct and Doubao Pro 256K; plan for SDK, billing, or endpoint changes.
- Doubao Pro 256K is $1.07/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Check replacement coverage for Function calling and Tool use before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2024-05-15 | 2025-03-01 |
| Context window | 256k | 128k |
| Parameters | — | 8B |
| Architecture | decoder only | decoder only |
| License | Proprietary | Apache 2.0(OSI) |
| Openness | Proprietary | Open source |
| Commercial use | Commercial use with conditions | Commercial use allowed |
| Knowledge cutoff | - | 2024-04 |
Pricing and availability
| Pricing attribute | Doubao Pro 256K | Granite 3.3 8B Instruct |
|---|---|---|
| Input price | $0.73/1M tokens | $0.03/1M tokens |
| Output price | $1.32/1M tokens | $0.25/1M tokens |
| Providers |
Capabilities
| Capability | Doubao Pro 256K | Granite 3.3 8B Instruct |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | No |
| Function calling | No | Yes |
| Tool use | No | Yes |
| Structured outputs | No | No |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark rows are currently sourced for this pair.
Deep dive
The capability footprint differs most on function calling: Granite 3.3 8B Instruct and tool use: Granite 3.3 8B Instruct. Both models share the core language-model surface, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.
For cost, Doubao Pro 256K lists $0.73/1M input and $1.32/1M output tokens on the cheapest tracked provider, while Granite 3.3 8B Instruct lists $0.03/1M input and $0.25/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Granite 3.3 8B Instruct lower by about $0.82 per million blended tokens. Availability is 1 providers versus 2, so concentration risk also matters.
Choose Doubao Pro 256K when long-context analysis and larger context windows are central to the workload. Choose Granite 3.3 8B Instruct when provider fit, lower input-token cost, and broader provider choice are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions.
FAQ
Which has a larger context window, Doubao Pro 256K or Granite 3.3 8B Instruct?
Doubao Pro 256K supports 256k tokens, while Granite 3.3 8B Instruct supports 128k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.
Which is cheaper, Doubao Pro 256K or Granite 3.3 8B Instruct?
Granite 3.3 8B Instruct is cheaper on tracked token pricing. Doubao Pro 256K costs $0.73/1M input and $1.32/1M output tokens. Granite 3.3 8B Instruct costs $0.03/1M input and $0.25/1M output tokens. Provider discounts or batch pricing can still change the final bill.
Is Doubao Pro 256K or Granite 3.3 8B Instruct open source?
Doubao Pro 256K is listed under Proprietary. Granite 3.3 8B Instruct is listed under Apache 2.0. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.
Which is better for function calling, Doubao Pro 256K or Granite 3.3 8B Instruct?
Granite 3.3 8B Instruct has the clearer documented function calling signal in this comparison. If function calling is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Which is better for tool use, Doubao Pro 256K or Granite 3.3 8B Instruct?
Granite 3.3 8B Instruct has the clearer documented tool use signal in this comparison. If tool use is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.
Where can I run Doubao Pro 256K and Granite 3.3 8B Instruct?
Doubao Pro 256K is available on Volcengine. Granite 3.3 8B Instruct is available on NVIDIA NIM and Replicate API. Provider coverage can affect latency, region availability, compliance posture, and fallback options.
Continue comparing
Last reviewed: 2026-05-01. Data sourced from public model cards and provider documentation.