GPT-6 Luna Pro vs LFM2.5-2.6B

Price, context window & benchmark comparison

OpenAI

GPT-6 Luna Pro

OpenAI
$0.10 / $0.50
Input / Output · per 1M tokens
VS
Liquid

LFM2.5-2.6B

Liquid
$0.35 / $0.50
Input / Output · per 1M tokens
Compare different models
OpenAI
Liquid
Verdict: GPT-6 Luna Pro is 48% cheaper than LFM2.5-2.6B on a typical 3:1 input/output mix. GPT-6 Luna Pro has the larger context window (1.1M vs 128K).
GPT-6 Luna ProLFM2.5-2.6B
Input price / 1M$0.10$0.35
Output price / 1M$0.50$0.50
Blended price (3:1)$0.20$0.39
Cached input / 1M$0.01$0.04
Context window1.1M128K
Max output128K8K
Intelligence index——
Coding index—7.7
Providers6—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-09-222026-08-11
Retirement——

Cost calculator

FAQ

Which is cheaper, GPT-6 Luna Pro or LFM2.5-2.6B?

GPT-6 Luna Pro is 48% cheaper than LFM2.5-2.6B on a typical 3:1 input/output mix.

GPT-6 Luna Pro vs LFM2.5-2.6B: which has a bigger context window?

GPT-6 Luna Pro: 1,050,000 tokens. LFM2.5-2.6B: 128,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6 Luna Pro ≈ $450.00, LFM2.5-2.6B ≈ $950.00.

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