Model comparison
Gemini 3.1 Flash-Lite vs LFM2.5-8B-A1B
Head-to-head evidence from 12 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
BenchAlign evidence: Gemini 3.1 Flash-Lite supported; LFM2.5-8B-A1B estimated. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Gemini 3.1 Flash-Lite and LFM2.5-8B-A1B share 12 comparable benchmark results. 0 of 8 categories are comparable. 9 results are unique to Gemini 3.1 Flash-Lite; 6 to LFM2.5-8B-A1B.
Updated July 16, 2026- Shared results
- 12
- Gemini 3.1 Flash-Lite only
- 9
- LFM2.5-8B-A1B only
- 6
- Comparable categories
- 0 / 8
Benchmark data for Gemini 3.1 Flash-Lite and LFM2.5-8B-A1B is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 12 shared benchmark results across 5 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.
Gemini 3.1 Flash-Lite is priced at $0.25 input / $1.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for LFM2.5-8B-A1B. Gemini 3.1 Flash-Lite has the larger context window at 1M, compared with 128K for LFM2.5-8B-A1B.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Gemini 3.1 Flash-Lite | Δ | LFM2.5-8B-A1B |
|---|---|---|---|
| Math | Gemini 3.1 Flash-LiteNot measured | MarginNo overlap | LFM2.5-8B-A1B50.0 |
| Multimodal | Gemini 3.1 Flash-Lite73.2 | MarginNo overlap | LFM2.5-8B-A1BNot measured |
| Inst. Following | Gemini 3.1 Flash-LiteNot measured | MarginNo overlap | LFM2.5-8B-A1B68.8 |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Gemini 3.1 Flash-Lite | LFM2.5-8B-A1B | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Gemini 3.1 Flash-Lite$0.25 input / $1.5 output | LFM2.5-8B-A1B$0 input / $0 output | LFM2.5-8B-A1B has the lower combined listed price. |
| Generation speedtokens per second | Gemini 3.1 Flash-Lite205 tok/s | LFM2.5-8B-A1BNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Gemini 3.1 Flash-Lite7.50 s | LFM2.5-8B-A1BNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Gemini 3.1 Flash-Lite1M | LFM2.5-8B-A1B128K | Gemini 3.1 Flash-Lite lists the larger context window. |
Benchmark Deep Dive
Agentic7 benchmarks
| Benchmark | Gemini 3.1 Flash-Lite | LFM2.5-8B-A1B | Result |
|---|---|---|---|
| AA Agentic IndexSource | 6.2% | — | Not comparable |
| APEX-Agents-AASource | 12.2% | — | Not comparable |
| τ²-bench resultsSource | 31.3% | 16.1% | Gemini 3.1 Flash-Lite leads |
| GDPval-AASource | 7.1% | — | Not comparable |
| GDPval-AASource | 642 | — | Not comparable |
| Gert LabsSource | 38.46% | — | Not comparable |
| BFCL v4Source | — | 49.7% | Not comparable |
Coding4 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | Gemini 3.1 Flash-Lite | LFM2.5-8B-A1B | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 25.0% | 8.3% | Gemini 3.1 Flash-Lite leads |
| AA-GPQA DiamondSource | 82.2% | 51.3% | Gemini 3.1 Flash-Lite leads |
| AA-HLESource | 16.2% | 6.9% | Gemini 3.1 Flash-Lite leads |
| AA-Omniscience IndexSource | -15.5% | -33.3% | Gemini 3.1 Flash-Lite leads |
| AA-Omniscience AccuracySource | 36.4% | 9.4% | Gemini 3.1 Flash-Lite leads |
| AA-Omniscience Hallucination RateSource | 81.6% | 47.0% | LFM2.5-8B-A1B leads |
Math3 benchmarks
Multimodal2 benchmarks
Frequently Asked Questions (3)
Can I compare Gemini 3.1 Flash-Lite and LFM2.5-8B-A1B 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 Gemini 3.1 Flash-Lite and LFM2.5-8B-A1B today?
Gemini 3.1 Flash-Lite: $0.25 input / $1.50 output per 1M tokens LFM2.5-8B-A1B: $0.00 input / $0.00 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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