Updated 3 h ago · first seen 11 Sept 2026
model_01M29A5C83RCK1SKA5PWR5N4YV
- Context
- 256K tokens
- T2 · 3 h ago
Specification
- Status
- deprecated
Source:Artificial AnalysisT2observed 3 h agomedium
- Openness
- proprietary
Source:Artificial AnalysisT2observed 3 h agomedium
- Context window
- 256K tokens
Source:Artificial AnalysisT2observed 3 h agomedium
- Aa median output tokens per second
- 210.7
Source:Artificial AnalysisT2observed 3 h agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
5
Source tiers
T25
Freshest observation
3 h ago
Conflicts
None
Modalities
Modalities unavailable.
Capabilities
Tool calling
Unavailable
Structured output
Unavailable
Reasoning
Yes
Artificial Analysis · T2
Vision
Unavailable
Audio
Unavailable
Fine-tuning available
Unavailable
- Context window
- 256K tokens
Source:Artificial AnalysisT2observed 3 h agomedium
| Benchmark | Score | Metric | Config | Evaluated | Source |
|---|---|---|---|---|---|
| τ²-bench | 87.43% | pass^1 | aa_slug=step-3-5-flash · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Artificial Analysis Intelligence Index | 16.96 | index | aa_slug=step-3-5-flash · version=4.3 · estimated=true | — | artificialanalysis.aiT2 |
| GPQA | 82.63% | accuracy | aa_slug=step-3-5-flash · variant=GPQA Diamond · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Humanity's Last Exam | 24.47% | accuracy | aa_slug=step-3-5-flash · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| IFBench | 66.53% | accuracy | aa_slug=step-3-5-flash · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Terminal-Bench | 32.58% | accuracy | aa_slug=step-3-5-flash · variant=hard · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
Scores are reported as published, with their evaluation configuration (harness, prompting, judge). Results with different configs are not directly comparable — see methodology.
Current prices
No current prices recorded
Price history
No hardware estimate available
No lineage recorded
Papers 0
No papers linked yet.
Repositories 0
No repositories linked yet.
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history
Statusstatus1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| deprecated | → current | current | Artificial AnalysisT2 | medium | deterministic |
Opennessopenness1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| proprietary | → current | current | Artificial AnalysisT2 | medium | deterministic |
Context windowcontext_length1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 256K tokens | → current | current | Artificial AnalysisT2 | medium | deterministic |
Aa median output tokens per secondmetric.aa_median_output_tokens_per_second1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 210.7 | → current | current | Artificial AnalysisT2 | medium | deterministic |
Reasoningreasoning1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Artificial AnalysisT2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
step-3-5-flash scores 32.58% on Terminal-Bench
artificial_analysisstep-3-5-flash scores 87.43% on τ²-bench
artificial_analysisstep-3-5-flash scores 66.53% on IFBench
artificial_analysisstep-3-5-flash scores 24.47% on Humanity's Last Exam
artificial_analysisstep-3-5-flash scores 16.96 on Artificial Analysis Intelligence Index
artificial_analysis
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| Artificial Analysis | artificialanalysis.ai/leaderboards/models | leaderboard | T2· Quality secondary | 3 h ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.