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ModelCap

sfm filtered midtrain alignment 9k 10k 11k weightedavg merge

Official publisher releaseLicense unverified

Yuhengtu Bytedance

sfm filtered midtrain alignment 9k 10k 11k weightedavg merge is a language model from Yuhengtu Bytedance. It has been superseded and no longer holds a position on ModelCap's current board.

Figures as of 23 Sept 2026, 20:40 UTC · download the public dataset · methodology

ModelCap Index · All-versions archive
57.2
Modeled from public metadata, not measured · range 27.4–87.0
Market Gravity
12.1
Secondary market signal

Superseded by sfm filtered midtrain alignment 8k 9k 10k 11k 12k weightedavg merge. It no longer holds a current-board position.

OpenRouter endpoint status could not be refreshed. This model is not treated as currently served until a successful observation arrives.

Input
Unlisted
no listed API price
Output
Unlisted
no listed API price
Context
tokens
Providers
0
endpoints

ModelCap Index · All-versions archive

Methodology
57.2
Modeled from public metadata, not measured
Score range
27.4–87.0
Technical details
Public rank basis
Modeled · prior (architecture)
Evidence label
Modeled · prior · global-corpus-prior over 223 held-out anchors (100%)
Index support
4.5% · weak
Identity binding
Exact catalogue product · yuhengtu-bytedance/yuhengtu-bytedance/sfm_filtered_midtrain_alignment-9k_10k_11k_weightedavg_merge · aggregates disclosed benchmark configurations · endpoint configuration not claimed · artifact metadata yuhengtu-bytedance/sfm_filtered_midtrain_alignment-9k_10k_11k_weightedavg_merge@e935dcfdc775933387d3589b823071179f6fa83b (not the evaluation revision)
Index observations used
0
Qualified Index evidence point
57.2
How this position was produced · fused launch placement

No general-family board lists this model yet. Its point estimate is the precision-weighted mean of every channel that spoke for it; each channel’s share is the weight it carried. Independent measurements replace this placement as boards list the model.

Fused estimate
57.2 ± 23.3
Independent share
0%
Shrink toward corpus
0.0
Optimism haircut
None applied
Method
precision-weighted-v1
Channels fused into this model’s launch placement
ChannelEstimateShare
Publisher corpus prior · not independent
global-corpus-prior over 223 held-out anchors
57.2 ± 23.3100%
Bayesian Evidence Score · measured evidence input only

BES normalizes admitted public benchmark evidence for measured Index rows. Its legacy score and observables prior do not define the public language rank.

Observed capability
Evidence status
No admitted measured evidence
General preference
Coding
Agents & tools
Reasoning
Evidence breadth
0%
Evidence coverage
0%
Market and catalogue signals · secondary, never the language Index rank
Usage (OpenRouter popularity)
Liquidity (providers × uptime)
Open reach (HF downloads)
Surface (context / tools / modalities)
0.0
Freshness
91.7
  • · Catalogue surface
  • · First seen 2026-09-01

These adoption and deployment observations remain context only. They do not change this model's ModelCap Index score or rank.

The bounded 0–100 capability score blends each source’s competitive placement with its published achievement, then combines capability families. Evidence breadth adds a modest uncertainty adjustment; price and popularity are not part of benchmark-led rank.

Experimental capability estimate

Estimate policy
18.0
2.1–34.0 uncertainty interval
Excluded from rank
Confidence
74%
Training support
232 models · 133 lineages
Out-of-domain check
in domain
Feature coverage
71%
Lineage-held-out error
9.3 MAE

Experimental estimate. This layer predicts from admitted evidence and safe metadata only. It never enters ModelCap Score or rank.

Deployment readiness

Metadata index
34.4
limited · 40% metadata coverage
Not capability
Artifact reproducibility
85.0
Access & legal clarity
32.5
Deployability
8.0
Evaluation provenance
0.0

Not yet published: the base model it derives from, a declared licence, a link to the licence terms, 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
12.1
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.

Arena preference

No matched Arena rating

This model is visible because it is available in the live catalogue, but it has no trustworthy community result yet. ModelCap does not infer a quality score from price, features, or market activity.

Market Gravity breakdown

Usage55%
0.0

OpenRouter weekly popularity across the full model catalogue.

Liquidity25%
0.0

Independent providers versus the model's open or closed cohort, weighted by uptime.

Open reach15%
50.0

Hugging Face 30-day downloads for open models; neutral for closed models.

Freshness5%
91.7

Time since first public availability, on a six-month half-life.

Specification

Model ID
yuhengtu-bytedance/sfm_filtered_midtrain_alignment-9k_10k_11k_weightedavg_merge
Inputs
Text
Outputs
Text
Cached input tokens
Not offered
First seen on OpenRouter
1 Sept 2026

Capabilities

  • Not supported: Reasoning
  • Not supported: Tool use
  • Not supported: Structured output
  • Not supported: Response format
  • Not supported: Moderated

Weights & access

License unverified. A weight repository exists, but ModelCap could not verify its license classification from the current source metadata.

Access
License unverified
Pinned revision
e935dcfdc775
Parameters
6.9B
Architecture
GPTNeoXForCausalLM
Model type
gpt_neox
Hugging Face downloads (30d)
286
Downloads (all time)
286
Likes
0
Repository updated
1 Sept 2026, 02:59 UTC