gpt-oss-120b (High) API Pricing

OpenAI · released 2025-08-05 · merges 2 reasoning-effort tiers

Also searched as: gpt-oss-120b pricing · gpt oss 120b price · oss-120b cost

Benchmarks shown for the highest-scoring reasoning tier. Merged tiers: gpt-oss-120b (High), gpt-oss-120b (Low).

gpt-oss-120b price

$0.15
input / 1M tokens
0.015¢ / 1K
$0.59
output / 1M tokens
0.059¢ / 1K
$0.26
blended / 1M tokens
0.026¢ / 1K

What it actually costs

WorkloadTokensCost
Short chat reply500 in / 300 out0.0252¢
RAG query4,000 in / 500 out0.0895¢
Long document summary50,000 in / 1,000 out0.809¢
Code review of a 2k-line file30,000 in / 2,000 out0.568¢
1,000 chat replies/day for 30 days30,000 × (500 in / 300 out)$7.56

Cost = (input tokens ÷ 1,000,000 × $0.15) + (output tokens ÷ 1,000,000 × $0.59).

Benchmarks

11.6
Intelligence
#240 of 547
30.4
Coding
#111 of 195
93.4
Math
#14 of 249
214
Tokens/sec
0.51s
Time to first token

Similar intelligence, lower price

ModelIntelligenceBlended $/1M
Gemma 4 E4B (Reasoning)8.9$0.04
Granite 4.2 3B9.1$0.052
Qwen3.5 4B (Reasoning)13.1$0.06
Sarvam 105B (High)8.8$0.074
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)8.9$0.088

Leaderboard neighbours

ModelIntelligenceBlended $/1M
HyperNova 60B 2605 (High, Based on gpt-oss-120b)11.7—
MiniMax M1 80k11.7$0.963
Nemotron Cascade 2 30B A3B11.7—
gpt-oss-120b (High)11.6$0.26
K2 Think V211.5—
LongCat Flash Lite11.5—
DeepSeek R1 (Jan '25)11.4$2.50

More from OpenAI

ModelIntelligenceBlended $/1M
GPT-6 Astra (Max)52.7$20.00
GPT-6.1 Sol (Max)51.8$4.00
GPT-6 Sol (Max)47.6$4.00
GPT-5.6 Sol (Max)47.0$8.00
GPT-5.6 Terra (Max)42.1$4.50
GPT-5.4 (Xhigh)39.0$5.625
GPT-5.5 (Xhigh)38.4$11.25
GPT-6 Luna (Max)38.1$0.20

Count tokens & estimate cost for gpt-oss-120b (High) See gpt-oss-120b (High) on the leaderboard

Source: Artificial Analysis · last synced 2026-10-15

FAQ

Who develops gpt-oss-120b (High)?

gpt-oss-120b (High) is developed by OpenAI, released 2025-08-05.

How much does gpt-oss-120b (High) cost per million tokens?

gpt-oss-120b (High) costs $0.15 per 1M input tokens and $0.59 per 1M output tokens ($0.26 blended), per Artificial Analysis's official pricing data.

What is the gpt-oss-120b API price?

The gpt-oss-120b API price is $0.15 per 1M input tokens and $0.59 per 1M output tokens ($0.26 per 1M blended).

How much does gpt-oss-120b cost for a typical request?

A short chat reply (500 in / 300 out tokens) costs about 0.0252¢ on gpt-oss-120b, at $0.15/1M input and $0.59/1M output.

Is gpt-oss-120b free?

gpt-oss-120b's official API list price is $0.15 per 1M input tokens and $0.59 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check OpenAI's site for those.

How does gpt-oss-120b (High) rank on benchmarks?

gpt-oss-120b (High) scores 11.6 on the Artificial Analysis Intelligence Index, ranking #240 of 547 models we track.

Is there a cheaper model with similar intelligence to gpt-oss-120b (High)?

Yes — Gemma 4 E4B (Reasoning) scores similar intelligence (8.9) at $0.04/1M blended, versus $0.26/1M for gpt-oss-120b (High).

Where does this data come from?

Pricing and benchmark data for gpt-oss-120b (High) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-10-15.