ModelVerdict

Comparison

GPT-6 Luna vs GPT-6 Sol

Same documents, same prompt: where each model is right, what it really costs and how fast it answers.

At a glance

Task · documentsEnglish (US)CzechGermanSpanishFrench
Invoice extraction99.7% / 99.9%99.3% / 99.9%99.2% / 100.0%99.1% / 99.2%98.9% / 99.9%
Email triage97.5% / 99.0%97.9% / 99.0%97.0% / 98.2%——
Personal data detection99.6% / 99.7%99.6% / 99.7%99.6% / 99.7%——
Contract clauses99.8% / 100.0%100.0% / 100.0%100.0% / 100.0%——

Correct fields: GPT-6 Luna / GPT-6 Sol; the better one in bold. Click a cell to see the details.

Invoice extraction · English (US) (150 documents)

GPT-6 Sol is more accurate by 0.2 pp. GPT-6 Luna is 19× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.7%99.9%
Error-free documents97%99%
Per 1,000 documents$0.51$9.65
To fix / 1,000337
Speed (median)3.4 sec4.1 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Supplier100.0%100.0%
Supplier ID (EIN, IČO…)100.0%100.0%
Invoice number99.3%100.0%
Payment reference98.0%100.0%
Invoice date100.0%100.0%
Due date100.0%100.0%
Net by tax rate100.0%100.0%
Tax by rate100.0%100.0%
Total100.0%100.0%
Currency100.0%100.0%
Bank account99.3%99.3%

Documents where they differ

Invoice extraction · Czech (150 documents)

GPT-6 Sol is more accurate by 0.6 pp. GPT-6 Luna is 20× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.3%99.9%
Error-free documents93%99%
Per 1,000 documents$0.51$10.12
To fix / 1,0006713
Speed (median)3.2 sec3.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Supplier95.3%99.3%
Supplier ID (EIN, IČO…)98.7%100.0%
VAT ID98.0%100.0%
Invoice number100.0%100.0%
Payment reference100.0%99.3%
Invoice date100.0%100.0%
Tax point100.0%100.0%
Due date99.3%100.0%
Net by tax rate100.0%100.0%
Tax by rate100.0%100.0%
Total100.0%100.0%
Currency100.0%100.0%
Bank account99.3%100.0%

Documents where they differ

Invoice extraction · German (150 documents)

GPT-6 Sol is more accurate by 0.7 pp. GPT-6 Luna is 19.6× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.2%100.0%
Error-free documents91%99%
Per 1,000 documents$0.54$10.65
To fix / 1,000877
Speed (median)3.7 sec4.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Supplier100.0%100.0%
Supplier ID (EIN, IČO…)98.7%100.0%
VAT ID99.3%100.0%
Invoice number99.3%100.0%
Payment reference100.0%100.0%
Invoice date98.7%100.0%
Tax point100.0%100.0%
Due date100.0%100.0%
Net by tax rate100.0%100.0%
Tax by rate100.0%100.0%
Total100.0%100.0%
Currency100.0%100.0%
Bank account94.0%99.3%

Documents where they differ

Invoice extraction · Spanish (100 documents)

GPT-6 Sol is more accurate by 0.1 pp. GPT-6 Luna is 19.5× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.1%99.2%
Error-free documents88%89%
Per 1,000 documents$0.55$10.76
To fix / 1,000120110
Speed (median)3.9 sec5.7 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Supplier99.0%98.0%
Supplier ID (EIN, IČO…)100.0%100.0%
VAT ID100.0%100.0%
Invoice number100.0%100.0%
Payment reference98.0%100.0%
Invoice date100.0%100.0%
Tax point100.0%100.0%
Due date100.0%100.0%
Net by tax rate100.0%92.0%
Tax by rate100.0%100.0%
Total100.0%100.0%
Currency100.0%100.0%
Bank account91.0%99.0%

Documents where they differ

Invoice extraction · French (98 documents)

GPT-6 Sol is more accurate by 1 pp. GPT-6 Luna is 19.5× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields98.9%99.9%
Error-free documents86%99%
Per 1,000 documents$0.57$11.05
To fix / 1,00014310
Speed (median)3.8 sec5.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Supplier99.0%100.0%
Supplier ID (EIN, IČO…)99.0%100.0%
VAT ID98.0%100.0%
Invoice number99.0%100.0%
Payment reference100.0%99.0%
Invoice date100.0%100.0%
Tax point100.0%100.0%
Due date100.0%100.0%
Net by tax rate100.0%100.0%
Tax by rate100.0%100.0%
Total100.0%100.0%
Currency100.0%100.0%
Bank account90.8%100.0%

Documents where they differ

Email triage · English (US) (150 documents)

GPT-6 Sol is more accurate by 1.6 pp. GPT-6 Luna is 18.1× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields97.5%99.0%
Error-free documents77%92%
Per 1,000 documents$0.13$2.44
To fix / 1,00022780
Speed (median)2.5 sec2.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Category100.0%100.0%
Priority98.0%98.0%
Sentiment79.3%93.3%
Customer name100.0%100.0%
Order number100.0%100.0%
Invoice number100.0%100.0%
Amount100.0%100.0%
Currency100.0%100.0%
Deadline100.0%100.0%

Documents where they differ

Email triage · Czech (150 documents)

GPT-6 Sol is more accurate by 1 pp. GPT-6 Luna is 17.9× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields97.9%99.0%
Error-free documents81%91%
Per 1,000 documents$0.18$3.19
To fix / 1,00018793
Speed (median)2.6 sec2.8 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Category100.0%100.0%
Priority98.7%98.0%
Sentiment82.7%92.7%
Customer name100.0%100.0%
Order number100.0%100.0%
Invoice number100.0%100.0%
Amount100.0%100.0%
Currency100.0%100.0%
Deadline100.0%100.0%

Documents where they differ

Email triage · German (150 documents)

GPT-6 Sol is more accurate by 1.3 pp. GPT-6 Luna is 17.9× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields97.0%98.2%
Error-free documents73%84%
Per 1,000 documents$0.15$2.73
To fix / 1,000273160
Speed (median)2.8 sec2.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Category100.0%100.0%
Priority99.3%97.3%
Sentiment73.3%86.7%
Customer name100.0%100.0%
Order number100.0%100.0%
Invoice number100.0%100.0%
Amount100.0%100.0%
Currency100.0%100.0%
Deadline100.0%100.0%

Documents where they differ

Personal data detection · English (US) (150 documents)

GPT-6 Sol is more accurate by 0.1 pp. GPT-6 Luna is 19.8× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.6%99.7%
Error-free documents97%98%
Per 1,000 documents$0.11$2.09
To fix / 1,0002720
Speed (median)1.8 sec2.6 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Names98.7%100.0%
Email addresses100.0%100.0%
Phone numbers100.0%100.0%
Addresses98.7%98.0%
Dates of birth100.0%100.0%
National IDs100.0%100.0%
Bank accounts100.0%100.0%

Documents where they differ

Personal data detection · Czech (150 documents)

GPT-6 Sol is more accurate by 0.1 pp. GPT-6 Luna is 18.6× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.6%99.7%
Error-free documents97%98%
Per 1,000 documents$0.12$2.22
To fix / 1,0002720
Speed (median)1.8 sec2.5 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Names100.0%100.0%
Email addresses100.0%100.0%
Phone numbers100.0%100.0%
Addresses97.3%98.0%
Dates of birth100.0%100.0%
National IDs100.0%100.0%
Bank accounts100.0%100.0%

Documents where they differ

Personal data detection · German (150 documents)

GPT-6 Sol is more accurate by 0.1 pp. GPT-6 Luna is 18.1× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.6%99.7%
Error-free documents97%98%
Per 1,000 documents$0.12$2.13
To fix / 1,0002720
Speed (median)2.2 sec2.6 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Names100.0%100.0%
Email addresses100.0%100.0%
Phone numbers100.0%100.0%
Addresses97.3%98.0%
Dates of birth100.0%100.0%
National IDs100.0%100.0%
Bank accounts100.0%100.0%

Documents where they differ

Contract clauses · English (US) (150 documents)

GPT-6 Sol is more accurate by 0.2 pp. GPT-6 Luna is 16.6× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields99.8%100.0%
Error-free documents99%100%
Per 1,000 documents$0.20$3.33
To fix / 1,000130
Speed (median)2.7 sec2.5 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Provider98.7%100.0%
Provider ID100.0%100.0%
Client98.7%100.0%
Client ID100.0%100.0%
Contract type100.0%100.0%
Price (net)100.0%100.0%
Currency100.0%100.0%
Billing period100.0%100.0%
Effective date100.0%100.0%
End date100.0%100.0%
Notice period (months)100.0%100.0%
Late-payment penalty (% per day)100.0%100.0%
Governing law100.0%100.0%

Documents where they differ

Contract clauses · Czech (150 documents)

Both are equally accurate. GPT-6 Luna is 17.1× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields100.0%100.0%
Error-free documents100%100%
Per 1,000 documents$0.27$4.62
To fix / 1,00000
Speed (median)2.6 sec2.0 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Provider100.0%100.0%
Provider ID100.0%100.0%
Client100.0%100.0%
Client ID100.0%100.0%
Contract type100.0%100.0%
Price (net)100.0%100.0%
Currency100.0%100.0%
Billing period100.0%100.0%
Effective date100.0%100.0%
End date100.0%100.0%
Notice period (months)100.0%100.0%
Late-payment penalty (% per day)100.0%100.0%
Governing law100.0%100.0%

Documents where they differ

Both models got the same number of fields right on every example document.

Contract clauses · German (150 documents)

Both are equally accurate. GPT-6 Luna is 16.4× cheaper.

MetricGPT-6 LunaGPT-6 Sol
Correct fields100.0%100.0%
Error-free documents100%100%
Per 1,000 documents$0.27$4.36
To fix / 1,00000
Speed (median)3.0 sec2.9 sec
Valid answers100.0%100.0%

Accuracy per field

FieldGPT-6 LunaGPT-6 Sol
Provider100.0%100.0%
Provider ID100.0%100.0%
Client100.0%100.0%
Client ID100.0%100.0%
Contract type100.0%100.0%
Price (net)100.0%100.0%
Currency100.0%100.0%
Billing period100.0%100.0%
Effective date100.0%100.0%
End date100.0%100.0%
Notice period (months)100.0%100.0%
Late-payment penalty (% per day)100.0%100.0%
Governing law100.0%100.0%

Documents where they differ

Both models got the same number of fields right on every example document.