LLM Reference

Doubao Pro 256K vs GPT-1

Doubao Pro 256K (2024) and GPT-1 (2018) are compact production models from ByteDance and OpenAI. Doubao Pro 256K ships a 256k-token context window, while GPT-1 ships a 512-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads. It focuses on practical selection signals rather than broad model-family marketing.

Doubao Pro 256K fits 500x more tokens; pick it for long-context work and GPT-1 for tighter calls.

Decision scorecard

Local evidence first
SignalDoubao Pro 256KGPT-1
Best forgeneral production evaluationgeneral production evaluation
Decision fitLong contextGeneral
Context window256k512
Cheapest output$1.32/1M tokens-
Provider routes1 tracked0 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Doubao Pro 256K when...
  • Doubao Pro 256K has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Doubao Pro 256K has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Doubao Pro 256K for Long context.
Choose GPT-1 when...
  • Use GPT-1 when your own prompt tests beat the comparison signals; the local data does not show a decisive standalone advantage yet.

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

GPT-1

Unavailable

No complete token price in local provider data

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

Doubao Pro 256K -> GPT-1
  • No overlapping tracked provider route is sourced for Doubao Pro 256K and GPT-1; plan for SDK, billing, or endpoint changes.
GPT-1 -> Doubao Pro 256K
  • No overlapping tracked provider route is sourced for GPT-1 and Doubao Pro 256K; plan for SDK, billing, or endpoint changes.

Specs

Specification
Released2024-05-152018-06-11
Context window256k512
Parameters120M
ArchitectureDecoder OnlyDecoder Only
LicenseProprietaryProprietary
OpennessProprietaryProprietary
WeightsNot releasedNot released
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff--

Pricing and availability

Pricing attributeDoubao Pro 256KGPT-1
Input price$0.73/1M tokens-
Output price$1.32/1M tokens-
Providers-

Capabilities

CapabilityDoubao Pro 256KGPT-1
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

Last reviewed: 2026-07-10. Data sourced from public model cards and provider documentation.