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GPT-5.4 Nano vs LFM2.5-2.6B
List-price comparison ·GPT-5.4 Nano details ·LFM2.5-2.6B details
For a typical workload (100,000 requests / mo), LFM2.5-2.6B is the cheapest — 16% less than the priciest here ($62.00/mo vs $74.00/mo).
| GPT-5.4 Nano | LFM2.5-2.6B | |
|---|---|---|
| Input / 1M tokens | $0.200 | $0.350 |
| Output / 1M tokens | $1.25 | $0.500 |
| Typical request (1,200 in + 400 out) | $0.0007 | $0.0006 |
| Context window | 400k tokens | 128k tokens |
| Max output | 128k tokens | 8,192 tokens |
| Quality score | 62/100 | 58/100 |
| Tier | Flash | Flash |
| Provider | OpenAI | LiquidAI |
Projected monthly cost
| Requests / mo | GPT-5.4 Nano | LFM2.5-2.6B |
|---|---|---|
| 1,000 | $0.74 | $0.62 |
| 10,000 | $7.40 | $6.20 |
| 100,000 | $74.00 | $62.00 |
GPT-5.4 Nano
Cheapest OpenAI option for high-throughput classification, tagging, and routing — ideal as a first-pass filter before a stronger model.
Limited reasoning depth means it should be treated as a triage layer, not a final answer source, for anything business-critical.
LFM2.5-2.6B
Auto-synced from OpenRouter — no editorial write-up yet.
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Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.