GraphWalks BFS 256K–1M
We show this table for reference; we do not rank on it.
Breadth-first-search graph traversal on 200 problems with context lengths from 256K to 1M tokens.
Benchmark score on GraphWalks BFS 256K–1M — October 14, 2026
We compile the GraphWalks BFS 256K–1M rows from provider self-reports. Gemini 4 Argon leads the table at 84.2%, followed by GPT-6 Astra (71.8%) and Claude Opus 5.5 (66.8%). We do not use these results to rank models overall.
Gemini 4 Argon
GPT-6 Astra
OpenAI
Claude Opus 5.5
Anthropic
4 modelsReasoningCurrentDisplay onlyUpdated October 14, 2026
Benchmark score table (4 models)
| Rank | Model / configuration | Score | Parameters (B) | Open / closed |
|---|---|---|---|---|
| 1 | Gemini 4 ArgonGoogle | 84.2% | Not reported | Closed |
| 2 | GPT-6 AstraOpenAI | 71.8% | Not reported | Closed |
| 3 | Claude Opus 5.5Anthropic | 66.8% | Not reported | Closed |
| 4 | Claude Fable 5.1Anthropic | 65.0% | Not reported | Closed |
Among the reported GraphWalks BFS 256K–1M rows, Gemini 4 Argon is first at 84.2%. The third row is 17.4 points behind. The broader top-10 range is 19.2 points, so the table still separates the published systems.
4 models have been evaluated on GraphWalks BFS 256K–1M. The benchmark falls in the Reasoning category. GraphWalks BFS 256K–1M is currently displayed for reference but excluded from the scoring formula, so it does not directly affect overall rankings.
About GraphWalks BFS 256K–1M
Year
2026
Tasks
Breadth-first-search graph traversal on 200 problems with context lengths from 256K to 1M tokens.
Format
F1
Difficulty
Frontier agent evaluation
Breadth-first-search graph traversal on 200 problems with context lengths from 256K to 1M tokens. We keep this versioned result as display-only evidence.
Freshness and provenance
Version
GraphWalks BFS 256K–1M 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.
Questions
What does GraphWalks BFS 256K–1M measure?
Breadth-first-search graph traversal on 200 problems with context lengths from 256K to 1M tokens.
Which model scores highest on GraphWalks BFS 256K–1M?
Gemini 4 Argon by Google currently leads with a score of 84.2% on GraphWalks BFS 256K–1M.
How many models are evaluated on GraphWalks BFS 256K–1M?
4 AI models have published results on GraphWalks BFS 256K–1M in the BenchLM catalog.
Compare top models on GraphWalks BFS 256K–1M
Know when it’s worth switching models
The model to choose, the cheaper alternative, and the release we would wait on.
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