# Celeris-1 vs Claude Haiku 5.5

> Side-by-side benchmark comparison for Celeris-1 and Claude Haiku 5.5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/celeris-1-vs-claude-haiku-5-5
- Last updated: October 7, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for Celeris-1 and Claude Haiku 5.5.

## Summary

- Celeris-1 and Claude Haiku 5.5 do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | Celeris-1 | Claude Haiku 5.5 |
|----------|----------|----------|
| Creator | Celeris | Anthropic |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 128K | 1M |
| Independent public score (not head-to-head) | 28.77 | 66.32 |
| Benchmarks Covered | 4 | 5 |
| Pricing (input/output) | $0.20 / $0.70 | $0.10 / $0.50 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: 7 (Estimated · #118/122)
- Claude Haiku 5.5 public-lane score: 62.1 (Supported · #18/122)

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 4.0 | Coming soon | 39.20% | Coming soon |
| HLE w/ tools | Coming soon | 57.4% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: 12.3 (Estimated · #139/146)
- Claude Haiku 5.5 public-lane score: 60.9 (Supported · #20/146)

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| FrontierCode 1.1 Main | Coming soon | 46.4% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: 48.3 (Unranked · 3 rankable rows)
- Claude Haiku 5.5 public-lane score: 79.2 (Unranked · 2 rankable rows)

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| DROP | 81.4% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: Coming soon
- Claude Haiku 5.5 public-lane score: Coming soon

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| Chartography (no tools) | Coming soon | 46.4% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: 26.6 (Supported · #151/174)
- Claude Haiku 5.5 public-lane score: Coming soon

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 75.9% | Coming soon | Coming soon |
| HLE w/o tools | Coming soon | 45.9% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: Coming soon
- Claude Haiku 5.5 public-lane score: Coming soon

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 80.8% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Celeris-1 public-lane score: Coming soon
- Claude Haiku 5.5 public-lane score: Coming soon

| Benchmark | Celeris-1 | Claude Haiku 5.5 | Winner |
|-----------|-----------|-----------|--------|
| GSM8K | 93.7% | Coming soon | Coming soon |

## FAQ

### Can I compare Celeris-1 and Claude Haiku 5.5 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [Celeris-1 vs Claude Opus 5.5](/compare/celeris-1-vs-claude-opus-5-5)
- [Claude Haiku 5.5 vs Claude Opus 5.5](/compare/claude-haiku-5-5-vs-claude-opus-5-5)
- [Celeris-1 vs GPT-6 Astra](/compare/celeris-1-vs-gpt-6-astra)
- [Claude Haiku 5.5 vs GPT-6 Astra](/compare/claude-haiku-5-5-vs-gpt-6-astra)

## Explore More

- [Celeris-1 profile](/models/celeris-1)
- [Claude Haiku 5.5 profile](/models/claude-haiku-5-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)