Model comparison
Celeris-1 vs Grok 4.5
Head-to-head evidence from 0 shared benchmark results across 0 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Celeris-1 unranked (Not scored); Grok 4.5 #7 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Celeris-1 and Grok 4.5 share 0 comparable benchmark results. 0 of 8 categories are comparable. 1 result is unique to Celeris-1; 30 to Grok 4.5.
Updated July 24, 2026- Shared results
- 0
- Celeris-1 only
- 1
- Grok 4.5 only
- 30
- Comparable categories
- 0 / 8
Benchmark data for Celeris-1 and Grok 4.5 is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 0 shared benchmark results across 0 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Grok 4.5 has the larger context window at 500K, compared with 8K for Celeris-1.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Celeris-1 | Grok 4.5 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Celeris-1$2 input / $6 output | Grok 4.5$2 input / $6 output | Listed prices are equal. |
| Generation speedtokens per second | Celeris-1Not available | Grok 4.5Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Celeris-1Not available | Grok 4.5Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Celeris-18K | Grok 4.5500K | Grok 4.5 lists the larger context window. |
Benchmark Deep Dive
Agentic11 benchmarks
| Benchmark | Celeris-1 | Grok 4.5 | Result |
|---|---|---|---|
| Terminal-Bench 2.0Source | — | 83.3% | Not comparable |
| deepSweSource | — | 53% | Not comparable |
| AA Agentic IndexSource | — | 45.7% | Not comparable |
| GDPval-AASource | — | 51.7% | Not comparable |
| GDPval-AASource | — | 1535 | Not comparable |
| AA BriefcaseSource | — | 1323 | Not comparable |
| AA AutomationBenchSource | — | 51.4% | Not comparable |
| AA EnterpriseOps-GymSource | — | 40.8% | Not comparable |
| AA Harvey LABSource | — | 92.4% | Not comparable |
| AA Tau3 BankingSource | — | 32.6% | Not comparable |
| aaTerminalBench21Source | — | 81.6% | Not comparable |
Coding7 benchmarks
| Benchmark | Celeris-1 | Grok 4.5 | Result |
|---|---|---|---|
| SWE-bench ProSource | — | 64.7% | Not comparable |
| SWE MultilingualSource | — | 78% | Not comparable |
| Terminal-Bench 2.0Source | — | 83.3% | Not comparable |
| cursorBench32Source | — | 66.7% | Not comparable |
| VulcanBench v3Source | — | 91.3% | Not comparable |
| AA Coding IndexSource | — | 72.5% | Not comparable |
| AA-SciCodeSource | — | 54.1% | Not comparable |
Reasoning4 benchmarks
Knowledge7 benchmarks
| Benchmark | Celeris-1 | Grok 4.5 | Result |
|---|---|---|---|
| MMLU-ProSource | 75.9% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | — | 53.8% | Not comparable |
| AA-GPQA DiamondSource | — | 93.1% | Not comparable |
| AA-HLESource | — | 40.3% | Not comparable |
| AA-Omniscience IndexSource | — | 26.4% | Not comparable |
| AA-Omniscience AccuracySource | — | 52.1% | Not comparable |
| AA-Omniscience Hallucination RateSource | — | 53.5% | Not comparable |
Frequently Asked Questions (3)
Can I compare Celeris-1 and Grok 4.5 on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for Celeris-1 and Grok 4.5 today?
Celeris-1: $2.00 input / $6.00 output per 1M tokens Grok 4.5: $2.00 input / $6.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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