Substitutes · o310 alternatives · within 10% performance · lower price

Cheaper alternatives to o3

Drop-in substitutes within 10% of o3's average benchmark, priced lower, sorted by price. Target price $2.00/M · target score 51.3.

Price
Free
Score
68.7
Ctx
131K
Save 100%·134% of o3
Side-by-side
Price
Free
Score
66.4
Ctx
131K
Save 100%·129% of o3
Side-by-side
Price
$0.006
Score
64.5
Ctx
1.0M
Save 100%·126% of o3
Side-by-side
Price
$0.007
Score
56.3
Ctx
1.0M
Save 100%·110% of o3
Side-by-side
Price
$0.030
Score
53.2
Ctx
131K
Save 99%·104% of o3
Side-by-side
Price
$0.040
Score
48.1
Ctx
1.0M
Save 98%·94% of o3
Side-by-side
Price
$0.043
Score
55.7
Ctx
1.0M
Save 98%·109% of o3
Side-by-side
Price
$0.051
Score
54.1
Ctx
1.0M
Save 97%·105% of o3
Side-by-side
Price
$0.070
Score
56.7
Ctx
1.0M
Save 97%·111% of o3
Side-by-side
Price
$0.070
Score
57.0
Ctx
131K
Save 97%·111% of o3
Side-by-side
The cheapest drop-in alternative is gpt-oss-120b (free) at Free/M input · 100% cheaper than o3 with 134% of the benchmark score.