Benchmark profile
Vals-hosted LiveCodeBench mirror (Vals LiveCodeBench mirror)
Vals AI implementation of LiveCodeBench with easy, medium, and hard task splits.
Data verifiedHow BenchLM shows Vals LiveCodeBench mirror
BenchLM mirrors the public Vals AI Vals LiveCodeBench mirror leaderboard captured from https://www.vals.ai/benchmarks/lcb and updated by Vals on July 19, 2026. The snapshot preserves overall scores, uncertainty, latency, cost-per-test metadata, and task-level scores where Vals publishes them.
Vals LiveCodeBench mirror is display only on BenchLM. Vals proprietary or Vals-hosted aggregate views are useful context, but BenchLM does not use them as weighted ranking inputs or as a replacement for benchmark-native source records.
Vals LiveCodeBench mirror score on Vals LiveCodeBench mirror — July 19, 2026
BenchLM mirrors the published vals livecodebench mirror score view for Vals LiveCodeBench mirror. Claude Fable 5 leads the public snapshot at 89.78% , followed by Gemini 3.1 Pro Preview (88.48%) and GPT-5.2 Codex (87.99%). BenchLM does not use these results to rank models overall.
Claude Fable 5
Anthropic
anthropic/claude-fable-5
Gemini 3.1 Pro Preview
google/gemini-3.1-pro-preview
GPT-5.2 Codex
OpenAI
openai/gpt-5.2-codex
Vals LiveCodeBench mirror score table (128 models)
ScoreThe published Vals LiveCodeBench mirror snapshot places Claude Fable 5 first at 89.78%. The third row is 1.79 points behind. The broader top-10 range is 2.72 points, so many of the published results sit in a relatively narrow band.
128 models have been evaluated on Vals LiveCodeBench mirror. The benchmark falls in the External benchmark mirrors category. We keep external benchmark mirrors separate from the weighted global scoring system, so these results remain source-specific evidence. Vals LiveCodeBench mirror is currently displayed for reference but excluded from the scoring formula, so it does not directly affect overall rankings.
About Vals LiveCodeBench mirror
Year
2026
Tasks
Coding problem difficulty splits
Format
Accuracy score
Difficulty
Contamination-resistant coding problems
BenchLM keeps this separate from its canonical LiveCodeBench rows because it is a Vals-hosted implementation snapshot.
BenchLM freshness & provenance
Version
Vals LiveCodeBench mirror 2026
Refresh cadence
Quarterly
Staleness state
Current
Question availability
Public benchmark set
BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.
FAQ
What does Vals LiveCodeBench mirror measure?
Vals AI implementation of LiveCodeBench with easy, medium, and hard task splits.
Which model leads the published Vals LiveCodeBench mirror snapshot?
Claude Fable 5 currently leads the published Vals LiveCodeBench mirror snapshot with 89.78% vals livecodebench mirror score. BenchLM shows this benchmark for display only and does not use it in overall rankings.
How many models are evaluated on Vals LiveCodeBench mirror?
128 AI models are included in BenchLM's mirrored Vals LiveCodeBench mirror snapshot, based on the public leaderboard captured on July 19, 2026.
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