# BTL-3 vs Gemini 2.5 Flash

> Side-by-side benchmark comparison for BTL-3 and Gemini 2.5 Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/btl-3-vs-gemini-2-5-flash
- Last updated: September 10, 2026

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

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for BTL-3 and Gemini 2.5 Flash.

## Summary

- BTL-3 and Gemini 2.5 Flash 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 | BTL-3 | Gemini 2.5 Flash |
|----------|----------|----------|
| Creator | Bad Theory Labs | Google |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Non-Reasoning |
| Context | 262K | 1M |
| Independent public score (not head-to-head) | null | 50.97 |
| Benchmarks Covered | 3 | 2 |
| Pricing (input/output) | $0.00 / $0.00 | $0.30 / $2.50 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: Coming soon

| Benchmark | BTL-3 | Gemini 2.5 Flash | Winner |
|-----------|-----------|-----------|--------|
| BFCL v4 | 88.5% | Coming soon | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: Coming soon

| Benchmark | BTL-3 | Gemini 2.5 Flash | Winner |
|-----------|-----------|-----------|--------|
| HumanEval | 95.1% | Coming soon | Coming soon |
| LiveCodeBench v6 | 88.1% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: 56.5 (Unranked · 1 rankable row)

### Reasoning

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: 55.3 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: 45.3 (Estimated · #108/183)

### Instruction Following

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: 45.3 (#93/123)

### Mathematics

- Winner: Insufficient shared evidence
- BTL-3 public-lane score: Coming soon
- Gemini 2.5 Flash public-lane score: 28.7 (Unranked · 2 rankable rows)

| Benchmark | BTL-3 | Gemini 2.5 Flash | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | Coming soon | 4.844% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 4.167% | Coming soon |

## FAQ

### Can I compare BTL-3 and Gemini 2.5 Flash 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

- [BTL-3 vs BTL-4](/compare/btl-3-vs-btl-4)
- [Gemini 2.5 Flash vs BTL-4](/compare/btl-4-vs-gemini-2-5-flash)
- [BTL-3 vs BTL-4 Compact](/compare/btl-3-vs-btl-4-compact)
- [Gemini 2.5 Flash vs BTL-4 Compact](/compare/btl-4-compact-vs-gemini-2-5-flash)

## Explore More

- [BTL-3 profile](/models/btl-3)
- [Gemini 2.5 Flash profile](/models/gemini-2-5-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)