Stable DiffCoder 8B Base is a language model from ByteDance Seed. Its rank belongs to Stable DiffCoder 8B Instruct, the model this route serves. Its weights are openly downloadable.
Figures as of 24 Oct 2026, 19:29 UTC · download the public dataset · methodology
This separately configured or accelerated route is reviewed as the same underlying model identity as Stable DiffCoder 8B Instruct. That canonical product owns rank and capability evidence; pricing, providers and other operational differences remain route-specific below.
OpenRouter endpoint status could not be refreshed. This model is not treated as currently served until a successful observation arrives.
Providers
Uptime measured over the last 30 minutesCurrent provider status is unavailable.
Deployment readiness
Metadata index- Artifact reproducibility
- 85.0
- Access & legal clarity
- 100.0
- Deployability
- 8.0
- Evaluation provenance
- 0.0
Not yet published: the base model it derives from, a current serving provider, measured provider uptime, published provider pricing, declared context and output limits, admitted benchmark results, results across several capability areas, results from more than one source, a confident match to its benchmark entries, pinned evaluation dataset versions.
A metadata completeness and deployability index—not a safety certification, quality grade, or production-readiness claim.
Market activity
Venue coverage- Market Gravity
- 6.4
- OpenRouter weekly popularity
- Not listed
Market Gravity uses OpenRouter’s full-catalogue popularity order. Sparse Vercel top-ten observations appear only when published and do not affect the score.
Market Gravity breakdown
- Usage55%
- 0.0
- Liquidity25%
- 0.0
- Open reach15%
- 31.2
- Freshness5%
- 34.1
OpenRouter weekly popularity across the full model catalogue.
Independent providers versus the model's open or closed cohort, weighted by uptime.
Hugging Face 30-day downloads for open models; neutral for closed models.
Time since first public availability, on a six-month half-life.
Specification
- Model ID
ByteDance-Seed/Stable-DiffCoder-8B-Base- Declared output cap
- Unknown
OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified. OpenRouter metadata
- Inputs
- Text
- Outputs
- Text
- Cached input tokens
- Not offered
- First seen on OpenRouter
- 15 Jan 2026
Capabilities
- Not supported: Reasoning
- Not supported: Tool use
- Not supported: Structured output
- Not supported: Response format
- Not supported: Moderated
Weights & access
Open weights. Downloadable weights are published under an OSI or free-culture license in the current repository metadata. This describes weight availability, not whether the full training stack qualifies as Open Source AI.
- Access
- Open weights
- Licence
- mit
- Pinned revision
- 9a79dfa4d6d0
- Parameters
- 8.3B
- Architecture
- StableDiffcoderForCausalLM
- Model type
- llama
- Hugging Face downloads (30d)
- 421
- Downloads (all time)
- 3K
- Likes
- 22
- Repository
- ByteDance-Seed/Stable-DiffCoder-8B-Base
- Repository updated
- 25 Mar 2026, 12:48 UTC